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Added pure/@safe/nothrow where possible.

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This commit is contained in:
kiith-sa 2012-09-09 01:42:13 +02:00
parent 37a661b034
commit 4f78702a57
20 changed files with 446 additions and 426 deletions
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24
dyaml/composer.d
View file

@ -56,7 +56,7 @@ final class Composer
* resolver = Resolver to resolve tags (data types). * resolver = Resolver to resolve tags (data types).
* constructor = Constructor to construct nodes. * constructor = Constructor to construct nodes.
*/ */
this(Parser parser, Resolver resolver, Constructor constructor) this(Parser parser, Resolver resolver, Constructor constructor) @safe nothrow pure
{ {
parser_ = parser; parser_ = parser;
resolver_ = resolver; resolver_ = resolver;
@ -64,7 +64,7 @@ final class Composer
} }
///Destroy the composer. ///Destroy the composer.
~this() pure @safe nothrow ~this()
{ {
parser_ = null; parser_ = null;
resolver_ = null; resolver_ = null;
@ -78,7 +78,7 @@ final class Composer
* *
* Must be called before loading as it handles the stream start event. * Must be called before loading as it handles the stream start event.
*/ */
bool checkNode() bool checkNode() @safe
{ {
//Drop the STREAM-START event. //Drop the STREAM-START event.
if(parser_.checkEvent(EventID.StreamStart)) if(parser_.checkEvent(EventID.StreamStart))
@ -91,7 +91,7 @@ final class Composer
} }
///Get a YAML document as a node (the root of the document). ///Get a YAML document as a node (the root of the document).
Node getNode() Node getNode() @safe
{ {
//Get the root node of the next document. //Get the root node of the next document.
assert(!parser_.checkEvent(EventID.StreamEnd), assert(!parser_.checkEvent(EventID.StreamEnd),
@ -102,7 +102,7 @@ final class Composer
} }
///Get single YAML document, throwing if there is more than one document. ///Get single YAML document, throwing if there is more than one document.
Node getSingleNode() Node getSingleNode() @trusted
{ {
assert(!parser_.checkEvent(EventID.StreamEnd), assert(!parser_.checkEvent(EventID.StreamEnd),
"Trying to get a node from Composer when there is no node to " "Trying to get a node from Composer when there is no node to "
@ -124,7 +124,7 @@ final class Composer
private: private:
///Compose a YAML document and return its root node. ///Compose a YAML document and return its root node.
Node composeDocument() Node composeDocument() @trusted
{ {
//Drop the DOCUMENT-START event. //Drop the DOCUMENT-START event.
parser_.getEvent(); parser_.getEvent();
@ -140,7 +140,7 @@ final class Composer
} }
///Compose a node. ///Compose a node.
Node composeNode() Node composeNode() @system
{ {
if(parser_.checkEvent(EventID.Alias)) if(parser_.checkEvent(EventID.Alias))
{ {
@ -198,7 +198,7 @@ final class Composer
} }
///Compose a scalar node. ///Compose a scalar node.
Node composeScalarNode() Node composeScalarNode() @system
{ {
immutable event = parser_.getEvent(); immutable event = parser_.getEvent();
const tag = resolver_.resolve(NodeID.Scalar, event.tag, event.value, const tag = resolver_.resolve(NodeID.Scalar, event.tag, event.value,
@ -211,7 +211,7 @@ final class Composer
} }
///Compose a sequence node. ///Compose a sequence node.
Node composeSequenceNode() Node composeSequenceNode() @system
{ {
immutable startEvent = parser_.getEvent(); immutable startEvent = parser_.getEvent();
const tag = resolver_.resolve(NodeID.Sequence, startEvent.tag, null, const tag = resolver_.resolve(NodeID.Sequence, startEvent.tag, null,
@ -240,7 +240,7 @@ final class Composer
* *
* Returns: Flattened mapping as pairs. * Returns: Flattened mapping as pairs.
*/ */
Node.Pair[] flatten(ref Node root, in Mark startMark, in Mark endMark) Node.Pair[] flatten(ref Node root, in Mark startMark, in Mark endMark) @system
{ {
Node.Pair[] result; Node.Pair[] result;
@ -250,7 +250,7 @@ final class Composer
throw new ConstructorException("While constructing a mapping, " throw new ConstructorException("While constructing a mapping, "
"expected a mapping or a list of " "expected a mapping or a list of "
"mappings for merging, but found: " "mappings for merging, but found: "
~ node.type.toString ~ ~ node.type.toString() ~
" NOTE: line/column shows topmost parent " " NOTE: line/column shows topmost parent "
"to which the content is being merged", "to which the content is being merged",
startMark, endMark); startMark, endMark);
@ -284,7 +284,7 @@ final class Composer
} }
///Compose a mapping node. ///Compose a mapping node.
Node composeMappingNode() Node composeMappingNode() @system
{ {
immutable startEvent = parser_.getEvent(); immutable startEvent = parser_.getEvent();
const tag = resolver_.resolve(NodeID.Mapping, startEvent.tag, null, const tag = resolver_.resolve(NodeID.Mapping, startEvent.tag, null,

24
dyaml/constructor.d
View file

@ -45,6 +45,7 @@ package class ConstructorException : YAMLException
* end = End position of the error context. * end = End position of the error context.
*/ */
this(string msg, Mark start, Mark end, string file = __FILE__, int line = __LINE__) this(string msg, Mark start, Mark end, string file = __FILE__, int line = __LINE__)
@safe nothrow
{ {
super(msg ~ "\nstart: " ~ start.toString() ~ "\nend: " ~ end.toString(), super(msg ~ "\nstart: " ~ start.toString() ~ "\nend: " ~ end.toString(),
file, line); file, line);
@ -87,7 +88,7 @@ final class Constructor
* *
* Params: defaultConstructors = Use constructors for default YAML tags? * Params: defaultConstructors = Use constructors for default YAML tags?
*/ */
this(in bool defaultConstructors = true) this(in bool defaultConstructors = true) @safe nothrow
{ {
if(!defaultConstructors){return;} if(!defaultConstructors){return;}
@ -111,7 +112,7 @@ final class Constructor
} }
///Destroy the constructor. ///Destroy the constructor.
~this() pure @safe nothrow ~this()
{ {
clear(fromScalar_); clear(fromScalar_);
fromScalar_ = null; fromScalar_ = null;
@ -189,7 +190,8 @@ final class Constructor
* } * }
* -------------------- * --------------------
*/ */
void addConstructorScalar(T)(in string tag, T function(ref Node) ctor) void addConstructorScalar(T)(const string tag, T function(ref Node) ctor)
@safe nothrow
{ {
const t = Tag(tag); const t = Tag(tag);
auto deleg = addConstructor!T(t, ctor); auto deleg = addConstructor!T(t, ctor);
@ -240,7 +242,8 @@ final class Constructor
* } * }
* -------------------- * --------------------
*/ */
void addConstructorSequence(T)(in string tag, T function(ref Node) ctor) void addConstructorSequence(T)(const string tag, T function(ref Node) ctor)
@safe nothrow
{ {
const t = Tag(tag); const t = Tag(tag);
auto deleg = addConstructor!T(t, ctor); auto deleg = addConstructor!T(t, ctor);
@ -291,7 +294,8 @@ final class Constructor
* } * }
* -------------------- * --------------------
*/ */
void addConstructorMapping(T)(in string tag, T function(ref Node) ctor) void addConstructorMapping(T)(const string tag, T function(ref Node) ctor)
@safe nothrow
{ {
const t = Tag(tag); const t = Tag(tag);
auto deleg = addConstructor!T(t, ctor); auto deleg = addConstructor!T(t, ctor);
@ -310,7 +314,8 @@ final class Constructor
* *
* Returns: Constructed node. * Returns: Constructed node.
*/ */
Node node(T, U)(in Mark start, in Mark end, in Tag tag, T value, U style) Node node(T, U)(const Mark start, const Mark end, const Tag tag,
T value, U style) @trusted
if((is(T : string) || is(T == Node[]) || is(T == Node.Pair[])) && if((is(T : string) || is(T == Node[]) || is(T == Node.Pair[])) &&
(is(U : CollectionStyle) || is(U : ScalarStyle))) (is(U : CollectionStyle) || is(U : ScalarStyle)))
{ {
@ -350,7 +355,8 @@ final class Constructor
* Params: tag = Tag for the function to handle. * Params: tag = Tag for the function to handle.
* ctor = Constructor function. * ctor = Constructor function.
*/ */
auto addConstructor(T)(in Tag tag, T function(ref Node) ctor) auto addConstructor(T)(const Tag tag, T function(ref Node) ctor)
@trusted nothrow
{ {
assert((tag in fromScalar_) is null && assert((tag in fromScalar_) is null &&
(tag in fromSequence_) is null && (tag in fromSequence_) is null &&
@ -366,7 +372,7 @@ final class Constructor
} }
//Get the array of constructor functions for scalar, sequence or mapping. //Get the array of constructor functions for scalar, sequence or mapping.
auto delegates(T)() auto delegates(T)() pure @safe nothrow
{ {
static if(is(T : string)) {return &fromScalar_;} static if(is(T : string)) {return &fromScalar_;}
else static if(is(T : Node[])) {return &fromSequence_;} else static if(is(T : Node[])) {return &fromSequence_;}
@ -852,7 +858,7 @@ struct MyStruct
{ {
int x, y, z; int x, y, z;
const int opCmp(ref const MyStruct s) const int opCmp(ref const MyStruct s) const pure @safe nothrow
{ {
if(x != s.x){return x - s.x;} if(x != s.x){return x - s.x;}
if(y != s.y){return y - s.y;} if(y != s.y){return y - s.y;}

34
dyaml/dumper.d
View file

@ -155,7 +155,7 @@ struct Dumper
* *
* Throws: YAMLException if the file can not be dumped to (e.g. cannot be opened). * Throws: YAMLException if the file can not be dumped to (e.g. cannot be opened).
*/ */
this(string filename) this(string filename) @safe
{ {
name_ = filename; name_ = filename;
try{this(new File(filename, FileMode.OutNew));} try{this(new File(filename, FileMode.OutNew));}
@ -167,7 +167,7 @@ struct Dumper
} }
///Construct a Dumper writing to a _stream. This is useful to e.g. write to memory. ///Construct a Dumper writing to a _stream. This is useful to e.g. write to memory.
this(Stream stream) this(Stream stream) pure @safe nothrow
{ {
resolver_ = new Resolver(); resolver_ = new Resolver();
representer_ = new Representer(); representer_ = new Representer();
@ -175,39 +175,39 @@ struct Dumper
} }
///Destroy the Dumper. ///Destroy the Dumper.
~this() pure @safe nothrow ~this()
{ {
YAMLVersion_ = null; YAMLVersion_ = null;
} }
///Set stream _name. Used in debugging messages. ///Set stream _name. Used in debugging messages.
@property void name(string name) @property void name(string name) pure @safe nothrow
{ {
name_ = name; name_ = name;
} }
///Specify custom Resolver to use. ///Specify custom Resolver to use.
@property void resolver(Resolver resolver) @property void resolver(Resolver resolver) @trusted
{ {
clear(resolver_); clear(resolver_);
resolver_ = resolver; resolver_ = resolver;
} }
///Specify custom Representer to use. ///Specify custom Representer to use.
@property void representer(Representer representer) @property void representer(Representer representer) @trusted
{ {
clear(representer_); clear(representer_);
representer_ = representer; representer_ = representer;
} }
///Write scalars in _canonical form? ///Write scalars in _canonical form?
@property void canonical(bool canonical) @property void canonical(bool canonical) pure @safe nothrow
{ {
canonical_ = canonical; canonical_ = canonical;
} }
///Set indentation width. 2 by default. Must not be zero. ///Set indentation width. 2 by default. Must not be zero.
@property void indent(uint indent) @property void indent(uint indent) pure @safe nothrow
in in
{ {
assert(indent != 0, "Can't use zero YAML indent width"); assert(indent != 0, "Can't use zero YAML indent width");
@ -218,37 +218,37 @@ struct Dumper
} }
///Set preferred text _width. ///Set preferred text _width.
@property void textWidth(uint width) @property void textWidth(uint width) pure @safe nothrow
{ {
textWidth_ = width; textWidth_ = width;
} }
///Set line break to use. Unix by default. ///Set line break to use. Unix by default.
@property void lineBreak(LineBreak lineBreak) @property void lineBreak(LineBreak lineBreak) pure @safe nothrow
{ {
lineBreak_ = lineBreak; lineBreak_ = lineBreak;
} }
///Set character _encoding to use. UTF-8 by default. ///Set character _encoding to use. UTF-8 by default.
@property void encoding(Encoding encoding) @property void encoding(Encoding encoding) pure @safe nothrow
{ {
encoding_ = encoding; encoding_ = encoding;
} }
///Always explicitly write document start? ///Always explicitly write document start?
@property void explicitStart(bool explicit) @property void explicitStart(bool explicit) pure @safe nothrow
{ {
explicitStart_ = explicit; explicitStart_ = explicit;
} }
///Always explicitly write document end? ///Always explicitly write document end?
@property void explicitEnd(bool explicit) @property void explicitEnd(bool explicit) pure @safe nothrow
{ {
explicitEnd_ = explicit; explicitEnd_ = explicit;
} }
///Specify YAML version string. "1.1" by default. ///Specify YAML version string. "1.1" by default.
@property void YAMLVersion(string YAMLVersion) @property void YAMLVersion(string YAMLVersion) pure @safe nothrow
{ {
YAMLVersion_ = YAMLVersion; YAMLVersion_ = YAMLVersion;
} }
@ -283,7 +283,7 @@ struct Dumper
* dumper.dump(Node("foo")); * dumper.dump(Node("foo"));
* -------------------- * --------------------
*/ */
@property void tagDirectives(string[string] tags) @property void tagDirectives(string[string] tags) pure @trusted
{ {
TagDirective[] t; TagDirective[] t;
foreach(handle, prefix; tags) foreach(handle, prefix; tags)
@ -309,7 +309,7 @@ struct Dumper
* Throws: YAMLException on error (e.g. invalid nodes, * Throws: YAMLException on error (e.g. invalid nodes,
* unable to write to file/stream). * unable to write to file/stream).
*/ */
void dump(Node[] documents ...) void dump(Node[] documents ...) @trusted
{ {
try try
{ {
@ -336,7 +336,7 @@ struct Dumper
* *
* Throws: YAMLException if unable to emit. * Throws: YAMLException if unable to emit.
*/ */
void emit(Event[] events) void emit(Event[] events) @system
{ {
try try
{ {

148
dyaml/emitter.d
View file

@ -160,7 +160,7 @@ struct Emitter
* lineBreak = Line break character/s. * lineBreak = Line break character/s.
*/ */
this(Stream stream, in bool canonical, in int indent, in int width, this(Stream stream, in bool canonical, in int indent, in int width,
in LineBreak lineBreak) in LineBreak lineBreak) @trusted nothrow
in{assert(stream.writeable, "Can't emit YAML to a non-writable stream");} in{assert(stream.writeable, "Can't emit YAML to a non-writable stream");}
body body
{ {
@ -178,7 +178,7 @@ struct Emitter
} }
///Destroy the emitter. ///Destroy the emitter.
~this() @trusted ~this()
{ {
stream_ = null; stream_ = null;
clear(states_); clear(states_);
@ -193,7 +193,7 @@ struct Emitter
} }
///Emit an event. Throws EmitterException on error. ///Emit an event. Throws EmitterException on error.
void emit(Event event) void emit(Event event) @trusted
{ {
events_.push(event); events_.push(event);
while(!needMoreEvents()) while(!needMoreEvents())
@ -206,7 +206,7 @@ struct Emitter
private: private:
///Pop and return the newest state in states_. ///Pop and return the newest state in states_.
void delegate() popState() void delegate() popState() @trusted
{ {
enforce(states_.length > 0, enforce(states_.length > 0,
new YAMLException("Emitter: Need to pop a state but there are no states left")); new YAMLException("Emitter: Need to pop a state but there are no states left"));
@ -216,7 +216,7 @@ struct Emitter
} }
///Pop and return the newest indent in indents_. ///Pop and return the newest indent in indents_.
int popIndent() int popIndent() @trusted
{ {
enforce(indents_.length > 0, enforce(indents_.length > 0,
new YAMLException("Emitter: Need to pop an indent level but there" new YAMLException("Emitter: Need to pop an indent level but there"
@ -227,7 +227,7 @@ struct Emitter
} }
///Write a string to the file/stream. ///Write a string to the file/stream.
void writeString(in string str) void writeString(in string str) @system
{ {
try final switch(encoding_) try final switch(encoding_)
{ {
@ -250,11 +250,11 @@ struct Emitter
} }
///In some cases, we wait for a few next events before emitting. ///In some cases, we wait for a few next events before emitting.
bool needMoreEvents() bool needMoreEvents() @trusted nothrow
{ {
if(events_.length == 0){return true;} if(events_.length == 0){return true;}
immutable event = cast(immutable Event)events_.peek(); const event = events_.peek();
if(event.id == EventID.DocumentStart){return needEvents(1);} if(event.id == EventID.DocumentStart){return needEvents(1);}
if(event.id == EventID.SequenceStart){return needEvents(2);} if(event.id == EventID.SequenceStart){return needEvents(2);}
if(event.id == EventID.MappingStart) {return needEvents(3);} if(event.id == EventID.MappingStart) {return needEvents(3);}
@ -263,7 +263,7 @@ struct Emitter
} }
///Determines if we need specified number of more events. ///Determines if we need specified number of more events.
bool needEvents(in uint count) bool needEvents(in uint count) @system nothrow
{ {
int level = 0; int level = 0;
@ -274,7 +274,7 @@ struct Emitter
events_.next(); events_.next();
while(!events_.iterationOver()) while(!events_.iterationOver())
{ {
immutable event = cast(immutable Event)events_.next(); const event = events_.next();
static starts = [EventID.DocumentStart, EventID.SequenceStart, EventID.MappingStart]; static starts = [EventID.DocumentStart, EventID.SequenceStart, EventID.MappingStart];
static ends = [EventID.DocumentEnd, EventID.SequenceEnd, EventID.MappingEnd]; static ends = [EventID.DocumentEnd, EventID.SequenceEnd, EventID.MappingEnd];
if(starts.canFind(event.id)) {++level;} if(starts.canFind(event.id)) {++level;}
@ -291,7 +291,7 @@ struct Emitter
} }
///Increase indentation level. ///Increase indentation level.
void increaseIndent(in bool flow = false, in bool indentless = false) void increaseIndent(in bool flow = false, in bool indentless = false) @trusted
{ {
indents_ ~= indent_; indents_ ~= indent_;
if(indent_ == -1) if(indent_ == -1)
@ -305,7 +305,7 @@ struct Emitter
} }
///Determines if the type of current event is as specified. Throws if no event. ///Determines if the type of current event is as specified. Throws if no event.
bool eventTypeIs(in EventID id) const bool eventTypeIs(in EventID id) const pure @trusted
{ {
enforce(!event_.isNull, enforce(!event_.isNull,
new Error("Expected an event, but no event is available.")); new Error("Expected an event, but no event is available."));
@ -319,7 +319,7 @@ struct Emitter
//Stream handlers. //Stream handlers.
///Handle start of a file/stream. ///Handle start of a file/stream.
void expectStreamStart() void expectStreamStart() @trusted
{ {
enforce(eventTypeIs(EventID.StreamStart), enforce(eventTypeIs(EventID.StreamStart),
new Error("Expected StreamStart, but got " ~ event_.idString)); new Error("Expected StreamStart, but got " ~ event_.idString));
@ -330,7 +330,7 @@ struct Emitter
} }
///Expect nothing, throwing if we still have something. ///Expect nothing, throwing if we still have something.
void expectNothing() const void expectNothing() const @trusted
{ {
throw new Error("Expected nothing, but got " ~ event_.idString); throw new Error("Expected nothing, but got " ~ event_.idString);
} }
@ -338,7 +338,7 @@ struct Emitter
//Document handlers. //Document handlers.
///Handle start of a document. ///Handle start of a document.
void expectDocumentStart(bool first)() void expectDocumentStart(bool first)() @trusted
{ {
enforce(eventTypeIs(EventID.DocumentStart) || eventTypeIs(EventID.StreamEnd), enforce(eventTypeIs(EventID.DocumentStart) || eventTypeIs(EventID.StreamEnd),
new Error("Expected DocumentStart or StreamEnd, but got " new Error("Expected DocumentStart or StreamEnd, but got "
@ -405,7 +405,7 @@ struct Emitter
} }
///Handle end of a document. ///Handle end of a document.
void expectDocumentEnd() void expectDocumentEnd() @trusted
{ {
enforce(eventTypeIs(EventID.DocumentEnd), enforce(eventTypeIs(EventID.DocumentEnd),
new Error("Expected DocumentEnd, but got " ~ event_.idString)); new Error("Expected DocumentEnd, but got " ~ event_.idString));
@ -421,7 +421,7 @@ struct Emitter
} }
///Handle the root node of a document. ///Handle the root node of a document.
void expectDocumentRoot() void expectDocumentRoot() @trusted
{ {
states_ ~= &expectDocumentEnd; states_ ~= &expectDocumentEnd;
expectNode(true); expectNode(true);
@ -429,7 +429,7 @@ struct Emitter
///Handle a new node. Parameters determine context. ///Handle a new node. Parameters determine context.
void expectNode(in bool root = false, in bool sequence = false, void expectNode(in bool root = false, in bool sequence = false,
in bool mapping = false, in bool simpleKey = false) in bool mapping = false, in bool simpleKey = false) @trusted
{ {
rootContext_ = root; rootContext_ = root;
sequenceContext_ = sequence; sequenceContext_ = sequence;
@ -477,7 +477,7 @@ struct Emitter
} }
///Handle an alias. ///Handle an alias.
void expectAlias() void expectAlias() @trusted
{ {
enforce(!event_.anchor.isNull(), new Error("Anchor is not specified for alias")); enforce(!event_.anchor.isNull(), new Error("Anchor is not specified for alias"));
processAnchor("*"); processAnchor("*");
@ -485,7 +485,7 @@ struct Emitter
} }
///Handle a scalar. ///Handle a scalar.
void expectScalar() void expectScalar() @trusted
{ {
increaseIndent(true); increaseIndent(true);
processScalar(); processScalar();
@ -496,7 +496,7 @@ struct Emitter
//Flow sequence handlers. //Flow sequence handlers.
///Handle a flow sequence. ///Handle a flow sequence.
void expectFlowSequence() void expectFlowSequence() @trusted
{ {
writeIndicator("[", true, true); writeIndicator("[", true, true);
++flowLevel_; ++flowLevel_;
@ -505,7 +505,7 @@ struct Emitter
} }
///Handle a flow sequence item. ///Handle a flow sequence item.
void expectFlowSequenceItem(bool first)() void expectFlowSequenceItem(bool first)() @trusted
{ {
if(event_.id == EventID.SequenceEnd) if(event_.id == EventID.SequenceEnd)
{ {
@ -529,7 +529,7 @@ struct Emitter
//Flow mapping handlers. //Flow mapping handlers.
///Handle a flow mapping. ///Handle a flow mapping.
void expectFlowMapping() void expectFlowMapping() @trusted
{ {
writeIndicator("{", true, true); writeIndicator("{", true, true);
++flowLevel_; ++flowLevel_;
@ -538,7 +538,7 @@ struct Emitter
} }
///Handle a key in a flow mapping. ///Handle a key in a flow mapping.
void expectFlowMappingKey(bool first)() void expectFlowMappingKey(bool first)() @trusted
{ {
if(event_.id == EventID.MappingEnd) if(event_.id == EventID.MappingEnd)
{ {
@ -569,7 +569,7 @@ struct Emitter
} }
///Handle a simple value in a flow mapping. ///Handle a simple value in a flow mapping.
void expectFlowMappingSimpleValue() void expectFlowMappingSimpleValue() @trusted
{ {
writeIndicator(":", false); writeIndicator(":", false);
states_ ~= &expectFlowMappingKey!false; states_ ~= &expectFlowMappingKey!false;
@ -577,7 +577,7 @@ struct Emitter
} }
///Handle a complex value in a flow mapping. ///Handle a complex value in a flow mapping.
void expectFlowMappingValue() void expectFlowMappingValue() @trusted
{ {
if(canonical_ || column_ > bestWidth_){writeIndent();} if(canonical_ || column_ > bestWidth_){writeIndent();}
writeIndicator(":", true); writeIndicator(":", true);
@ -588,7 +588,7 @@ struct Emitter
//Block sequence handlers. //Block sequence handlers.
///Handle a block sequence. ///Handle a block sequence.
void expectBlockSequence() void expectBlockSequence() @safe
{ {
const indentless = mappingContext_ && !indentation_; const indentless = mappingContext_ && !indentation_;
increaseIndent(false, indentless); increaseIndent(false, indentless);
@ -596,7 +596,7 @@ struct Emitter
} }
///Handle a block sequence item. ///Handle a block sequence item.
void expectBlockSequenceItem(bool first)() void expectBlockSequenceItem(bool first)() @trusted
{ {
static if(!first) if(event_.id == EventID.SequenceEnd) static if(!first) if(event_.id == EventID.SequenceEnd)
{ {
@ -614,14 +614,14 @@ struct Emitter
//Block mapping handlers. //Block mapping handlers.
///Handle a block mapping. ///Handle a block mapping.
void expectBlockMapping() void expectBlockMapping() @safe
{ {
increaseIndent(false); increaseIndent(false);
state_ = &expectBlockMappingKey!true; state_ = &expectBlockMappingKey!true;
} }
///Handle a key in a block mapping. ///Handle a key in a block mapping.
void expectBlockMappingKey(bool first)() void expectBlockMappingKey(bool first)() @trusted
{ {
static if(!first) if(event_.id == EventID.MappingEnd) static if(!first) if(event_.id == EventID.MappingEnd)
{ {
@ -644,7 +644,7 @@ struct Emitter
} }
///Handle a simple value in a block mapping. ///Handle a simple value in a block mapping.
void expectBlockMappingSimpleValue() void expectBlockMappingSimpleValue() @trusted
{ {
writeIndicator(":", false); writeIndicator(":", false);
states_ ~= &expectBlockMappingKey!false; states_ ~= &expectBlockMappingKey!false;
@ -652,7 +652,7 @@ struct Emitter
} }
///Handle a complex value in a block mapping. ///Handle a complex value in a block mapping.
void expectBlockMappingValue() void expectBlockMappingValue() @trusted
{ {
writeIndent(); writeIndent();
writeIndicator(":", true, false, true); writeIndicator(":", true, false, true);
@ -663,35 +663,35 @@ struct Emitter
//Checkers. //Checkers.
///Check if an empty sequence is next. ///Check if an empty sequence is next.
bool checkEmptySequence() const bool checkEmptySequence() const @trusted pure nothrow
{ {
return event_.id == EventID.SequenceStart && events_.length > 0 return event_.id == EventID.SequenceStart && events_.length > 0
&& events_.peek().id == EventID.SequenceEnd; && events_.peek().id == EventID.SequenceEnd;
} }
///Check if an empty mapping is next. ///Check if an empty mapping is next.
bool checkEmptyMapping() const bool checkEmptyMapping() const @trusted pure nothrow
{ {
return event_.id == EventID.MappingStart && events_.length > 0 return event_.id == EventID.MappingStart && events_.length > 0
&& events_.peek().id == EventID.MappingEnd; && events_.peek().id == EventID.MappingEnd;
} }
///Check if an empty document is next. ///Check if an empty document is next.
bool checkEmptyDocument() const bool checkEmptyDocument() const @trusted pure nothrow
{ {
if(event_.id != EventID.DocumentStart || events_.length == 0) if(event_.id != EventID.DocumentStart || events_.length == 0)
{ {
return false; return false;
} }
immutable event = cast(immutable Event)events_.peek(); const event = events_.peek();
const emptyScalar = event.id == EventID.Scalar && event.anchor.isNull() && const emptyScalar = event.id == EventID.Scalar && event.anchor.isNull() &&
event.tag.isNull() && event.implicit && event.value == ""; event.tag.isNull() && event.implicit && event.value == "";
return emptyScalar; return emptyScalar;
} }
///Check if a simple key is next. ///Check if a simple key is next.
bool checkSimpleKey() bool checkSimpleKey() @trusted
{ {
uint length = 0; uint length = 0;
const id = event_.id; const id = event_.id;
@ -730,7 +730,7 @@ struct Emitter
} }
///Process and write a scalar. ///Process and write a scalar.
void processScalar() void processScalar() @trusted
{ {
if(analysis_.flags.isNull){analysis_ = analyzeScalar(event_.value);} if(analysis_.flags.isNull){analysis_ = analyzeScalar(event_.value);}
if(style_ == ScalarStyle.Invalid) if(style_ == ScalarStyle.Invalid)
@ -759,7 +759,7 @@ struct Emitter
} }
///Process and write an anchor/alias. ///Process and write an anchor/alias.
void processAnchor(in string indicator) void processAnchor(in string indicator) @trusted
{ {
if(event_.anchor.isNull()) if(event_.anchor.isNull())
{ {
@ -779,7 +779,7 @@ struct Emitter
} }
///Process and write a tag. ///Process and write a tag.
void processTag() void processTag() @trusted
{ {
Tag tag = event_.tag; Tag tag = event_.tag;
@ -814,7 +814,7 @@ struct Emitter
} }
///Determine style to write the current scalar in. ///Determine style to write the current scalar in.
ScalarStyle chooseScalarStyle() ScalarStyle chooseScalarStyle() @trusted
{ {
if(analysis_.flags.isNull){analysis_ = analyzeScalar(event_.value);} if(analysis_.flags.isNull){analysis_ = analyzeScalar(event_.value);}
@ -857,7 +857,7 @@ struct Emitter
} }
///Prepare YAML version string for output. ///Prepare YAML version string for output.
static string prepareVersion(in string YAMLVersion) static string prepareVersion(in string YAMLVersion) @trusted
{ {
enforce(YAMLVersion.split(".")[0] == "1", enforce(YAMLVersion.split(".")[0] == "1",
new Error("Unsupported YAML version: " ~ YAMLVersion)); new Error("Unsupported YAML version: " ~ YAMLVersion));
@ -865,7 +865,7 @@ struct Emitter
} }
///Encode an Unicode character for tag directive and write it to writer. ///Encode an Unicode character for tag directive and write it to writer.
static void encodeChar(Writer)(ref Writer writer, in dchar c) static void encodeChar(Writer)(ref Writer writer, in dchar c) @trusted
{ {
char[4] data; char[4] data;
const bytes = encode(data, c); const bytes = encode(data, c);
@ -877,7 +877,7 @@ struct Emitter
} }
///Prepare tag directive handle for output. ///Prepare tag directive handle for output.
static string prepareTagHandle(in string handle) static string prepareTagHandle(in string handle) @trusted
{ {
enforce(handle !is null && handle != "", enforce(handle !is null && handle != "",
new Error("Tag handle must not be empty")); new Error("Tag handle must not be empty"));
@ -892,7 +892,7 @@ struct Emitter
} }
///Prepare tag directive prefix for output. ///Prepare tag directive prefix for output.
static string prepareTagPrefix(in string prefix) static string prepareTagPrefix(in string prefix) @trusted
{ {
enforce(prefix !is null && prefix != "", enforce(prefix !is null && prefix != "",
new Error("Tag prefix must not be empty")); new Error("Tag prefix must not be empty"));
@ -923,7 +923,7 @@ struct Emitter
} }
///Prepare tag for output. ///Prepare tag for output.
string prepareTag(in Tag tag) string prepareTag(in Tag tag) @trusted
{ {
enforce(!tag.isNull(), new Error("Tag must not be empty")); enforce(!tag.isNull(), new Error("Tag must not be empty"));
@ -970,7 +970,7 @@ struct Emitter
} }
///Prepare anchor for output. ///Prepare anchor for output.
static string prepareAnchor(in Anchor anchor) static string prepareAnchor(in Anchor anchor) @trusted
{ {
enforce(!anchor.isNull() && anchor.get != "", enforce(!anchor.isNull() && anchor.get != "",
new Error("Anchor must not be empty")); new Error("Anchor must not be empty"));
@ -984,7 +984,7 @@ struct Emitter
} }
///Analyze specifed scalar and return the analysis result. ///Analyze specifed scalar and return the analysis result.
static ScalarAnalysis analyzeScalar(string scalar) static ScalarAnalysis analyzeScalar(string scalar) @safe
{ {
ScalarAnalysis analysis; ScalarAnalysis analysis;
analysis.flags.isNull = false; analysis.flags.isNull = false;
@ -1151,7 +1151,7 @@ struct Emitter
//Writers. //Writers.
///Start the YAML stream (write the unicode byte order mark). ///Start the YAML stream (write the unicode byte order mark).
void writeStreamStart() void writeStreamStart() @system
{ {
immutable(ubyte)[] bom; immutable(ubyte)[] bom;
//Write BOM (always, even for UTF-8) //Write BOM (always, even for UTF-8)
@ -1176,11 +1176,11 @@ struct Emitter
} }
///End the YAML stream. ///End the YAML stream.
void writeStreamEnd(){stream_.flush();} void writeStreamEnd() @system {stream_.flush();}
///Write an indicator (e.g. ":", "[", ">", etc.). ///Write an indicator (e.g. ":", "[", ">", etc.).
void writeIndicator(in string indicator, in bool needWhitespace, void writeIndicator(in string indicator, in bool needWhitespace,
in bool whitespace = false, in bool indentation = false) in bool whitespace = false, in bool indentation = false) @system
{ {
const bool prefixSpace = !whitespace_ && needWhitespace; const bool prefixSpace = !whitespace_ && needWhitespace;
whitespace_ = whitespace; whitespace_ = whitespace;
@ -1196,7 +1196,7 @@ struct Emitter
} }
///Write indentation. ///Write indentation.
void writeIndent() void writeIndent() @system
{ {
const indent = indent_ == -1 ? 0 : indent_; const indent = indent_ == -1 ? 0 : indent_;
@ -1222,7 +1222,7 @@ struct Emitter
} }
///Start new line. ///Start new line.
void writeLineBreak(in string data = null) void writeLineBreak(in string data = null) @system
{ {
whitespace_ = indentation_ = true; whitespace_ = indentation_ = true;
++line_; ++line_;
@ -1231,7 +1231,7 @@ struct Emitter
} }
///Write a YAML version directive. ///Write a YAML version directive.
void writeVersionDirective(in string versionText) void writeVersionDirective(in string versionText) @system
{ {
writeString("%YAML "); writeString("%YAML ");
writeString(versionText); writeString(versionText);
@ -1239,7 +1239,7 @@ struct Emitter
} }
///Write a tag directive. ///Write a tag directive.
void writeTagDirective(in string handle, in string prefix) void writeTagDirective(in string handle, in string prefix) @system
{ {
writeString("%TAG "); writeString("%TAG ");
writeString(handle); writeString(handle);
@ -1290,7 +1290,7 @@ struct ScalarWriter
public: public:
///Construct a ScalarWriter using emitter to output text. ///Construct a ScalarWriter using emitter to output text.
this(ref Emitter emitter, string text, in bool split = true) this(ref Emitter emitter, string text, in bool split = true) @trusted nothrow
{ {
emitter_ = &emitter; emitter_ = &emitter;
text_ = text; text_ = text;
@ -1298,13 +1298,13 @@ struct ScalarWriter
} }
///Destroy the ScalarWriter. ///Destroy the ScalarWriter.
~this() @trusted nothrow ~this()
{ {
text_ = null; text_ = null;
} }
///Write text as single quoted scalar. ///Write text as single quoted scalar.
void writeSingleQuoted() void writeSingleQuoted() @system
{ {
emitter_.writeIndicator("\'", true); emitter_.writeIndicator("\'", true);
spaces_ = breaks_ = false; spaces_ = breaks_ = false;
@ -1354,7 +1354,7 @@ struct ScalarWriter
} }
///Write text as double quoted scalar. ///Write text as double quoted scalar.
void writeDoubleQuoted() void writeDoubleQuoted() @system
{ {
resetTextPosition(); resetTextPosition();
emitter_.writeIndicator("\"", true); emitter_.writeIndicator("\"", true);
@ -1416,7 +1416,7 @@ struct ScalarWriter
} }
///Write text as folded block scalar. ///Write text as folded block scalar.
void writeFolded() void writeFolded() @system
{ {
initBlock('>'); initBlock('>');
bool leadingSpace = true; bool leadingSpace = true;
@ -1462,7 +1462,7 @@ struct ScalarWriter
} }
///Write text as literal block scalar. ///Write text as literal block scalar.
void writeLiteral() void writeLiteral() @system
{ {
initBlock('|'); initBlock('|');
breaks_ = true; breaks_ = true;
@ -1489,7 +1489,7 @@ struct ScalarWriter
} }
///Write text as plain scalar. ///Write text as plain scalar.
void writePlain() void writePlain() @system
{ {
if(emitter_.rootContext_){emitter_.openEnded_ = true;} if(emitter_.rootContext_){emitter_.openEnded_ = true;}
if(text_ == ""){return;} if(text_ == ""){return;}
@ -1536,7 +1536,7 @@ struct ScalarWriter
private: private:
///Get next character and move end of the text range to it. ///Get next character and move end of the text range to it.
dchar nextChar() dchar nextChar() pure @safe
{ {
++endChar_; ++endChar_;
endByte_ = nextEndByte_; endByte_ = nextEndByte_;
@ -1552,21 +1552,21 @@ struct ScalarWriter
} }
///Get character at start of the text range. ///Get character at start of the text range.
dchar charAtStart() const dchar charAtStart() const pure @safe
{ {
size_t idx = startByte_; size_t idx = startByte_;
return decode(text_, idx); return decode(text_, idx);
} }
///Is the current line too wide? ///Is the current line too wide?
bool tooWide() const bool tooWide() const pure @safe nothrow
{ {
return startChar_ + 1 == endChar_ && return startChar_ + 1 == endChar_ &&
emitter_.column_ > emitter_.bestWidth_; emitter_.column_ > emitter_.bestWidth_;
} }
///Determine hints (indicators) for block scalar. ///Determine hints (indicators) for block scalar.
size_t determineBlockHints(ref char[] hints, uint bestIndent) const size_t determineBlockHints(ref char[] hints, uint bestIndent) const pure @trusted
{ {
size_t hintsIdx = 0; size_t hintsIdx = 0;
if(text_.length == 0){return hintsIdx;} if(text_.length == 0){return hintsIdx;}
@ -1597,7 +1597,7 @@ struct ScalarWriter
} }
///Initialize for block scalar writing with specified indicator. ///Initialize for block scalar writing with specified indicator.
void initBlock(in char indicator) void initBlock(in char indicator) @system
{ {
char[4] hints; char[4] hints;
hints[0] = indicator; hints[0] = indicator;
@ -1611,7 +1611,7 @@ struct ScalarWriter
} }
///Write out the current text range. ///Write out the current text range.
void writeCurrentRange(in Flag!"UpdateColumn" updateColumn) void writeCurrentRange(in Flag!"UpdateColumn" updateColumn) @system
{ {
emitter_.writeString(text_[startByte_ .. endByte_]); emitter_.writeString(text_[startByte_ .. endByte_]);
if(updateColumn){emitter_.column_ += endChar_ - startChar_;} if(updateColumn){emitter_.column_ += endChar_ - startChar_;}
@ -1619,7 +1619,7 @@ struct ScalarWriter
} }
///Write line breaks in the text range. ///Write line breaks in the text range.
void writeLineBreaks() void writeLineBreaks() @system
{ {
foreach(const dchar br; text_[startByte_ .. endByte_]) foreach(const dchar br; text_[startByte_ .. endByte_])
{ {
@ -1635,13 +1635,13 @@ struct ScalarWriter
} }
///Write line break if start of the text range is a newline. ///Write line break if start of the text range is a newline.
void writeStartLineBreak() void writeStartLineBreak() @system
{ {
if(charAtStart == '\n'){emitter_.writeLineBreak();} if(charAtStart == '\n'){emitter_.writeLineBreak();}
} }
///Write indentation, optionally resetting whitespace/indentation flags. ///Write indentation, optionally resetting whitespace/indentation flags.
void writeIndent(in Flag!"ResetSpace" resetSpace) void writeIndent(in Flag!"ResetSpace" resetSpace) @system
{ {
emitter_.writeIndent(); emitter_.writeIndent();
if(resetSpace) if(resetSpace)
@ -1651,14 +1651,14 @@ struct ScalarWriter
} }
///Move start of text range to its end. ///Move start of text range to its end.
void updateRangeStart() void updateRangeStart() pure @safe nothrow
{ {
startByte_ = endByte_; startByte_ = endByte_;
startChar_ = endChar_; startChar_ = endChar_;
} }
///Update the line breaks_ flag, optionally updating the spaces_ flag. ///Update the line breaks_ flag, optionally updating the spaces_ flag.
void updateBreaks(in dchar c, in Flag!"UpdateSpaces" updateSpaces) void updateBreaks(in dchar c, in Flag!"UpdateSpaces" updateSpaces) pure @trusted
{ {
if(c == dcharNone){return;} if(c == dcharNone){return;}
breaks_ = newlineSearch_.canFind(c); breaks_ = newlineSearch_.canFind(c);
@ -1666,7 +1666,7 @@ struct ScalarWriter
} }
///Move to the beginning of text. ///Move to the beginning of text.
void resetTextPosition() void resetTextPosition() pure @safe nothrow
{ {
startByte_ = endByte_ = nextEndByte_ = 0; startByte_ = endByte_ = nextEndByte_ = 0;
startChar_ = endChar_ = -1; startChar_ = endChar_ = -1;

28
dyaml/event.d
View file

@ -91,10 +91,10 @@ struct Event
CollectionStyle collectionStyle = CollectionStyle.Invalid; CollectionStyle collectionStyle = CollectionStyle.Invalid;
///Is this a null (uninitialized) event? ///Is this a null (uninitialized) event?
@property bool isNull() const {return id == EventID.Invalid;} @property bool isNull() const pure @system nothrow {return id == EventID.Invalid;}
///Get string representation of the token ID. ///Get string representation of the token ID.
@property string idString() const {return to!string(id);} @property string idString() const @system {return to!string(id);}
} }
/** /**
@ -104,7 +104,8 @@ struct Event
* end = End position of the event in the file/stream. * end = End position of the event in the file/stream.
* anchor = Anchor, if this is an alias event. * anchor = Anchor, if this is an alias event.
*/ */
Event event(EventID id)(in Mark start, in Mark end, in Anchor anchor = Anchor()) pure Event event(EventID id)(const Mark start, const Mark end, const Anchor anchor = Anchor())
pure @trusted nothrow
{ {
Event result; Event result;
result.startMark = start; result.startMark = start;
@ -123,9 +124,9 @@ Event event(EventID id)(in Mark start, in Mark end, in Anchor anchor = Anchor())
* tag = Tag of the sequence, if specified. * tag = Tag of the sequence, if specified.
* implicit = Should the tag be implicitly resolved? * implicit = Should the tag be implicitly resolved?
*/ */
Event collectionStartEvent(EventID id)(in Mark start, in Mark end, in Anchor anchor, Event collectionStartEvent(EventID id)
in Tag tag, in bool implicit, (const Mark start, const Mark end, const Anchor anchor, const Tag tag,
in CollectionStyle style) pure const bool implicit, const CollectionStyle style) pure @trusted nothrow
{ {
static assert(id == EventID.SequenceStart || id == EventID.SequenceEnd || static assert(id == EventID.SequenceStart || id == EventID.SequenceEnd ||
id == EventID.MappingStart || id == EventID.MappingEnd); id == EventID.MappingStart || id == EventID.MappingEnd);
@ -147,7 +148,8 @@ Event collectionStartEvent(EventID id)(in Mark start, in Mark end, in Anchor anc
* end = End position of the event in the file/stream. * end = End position of the event in the file/stream.
* encoding = Encoding of the stream. * encoding = Encoding of the stream.
*/ */
Event streamStartEvent(in Mark start, in Mark end, in Encoding encoding) pure Event streamStartEvent(const Mark start, const Mark end, const Encoding encoding)
pure @trusted nothrow
{ {
Event result; Event result;
result.startMark = start; result.startMark = start;
@ -176,8 +178,8 @@ alias collectionStartEvent!(EventID.MappingStart) mappingStartEvent;
* YAMLVersion = YAML version string of the document. * YAMLVersion = YAML version string of the document.
* tagDirectives = Tag directives of the document. * tagDirectives = Tag directives of the document.
*/ */
Event documentStartEvent(in Mark start, in Mark end, bool explicit, string YAMLVersion, Event documentStartEvent(const Mark start, const Mark end, bool explicit, string YAMLVersion,
TagDirective[] tagDirectives) pure TagDirective[] tagDirectives) pure @trusted nothrow
{ {
Event result; Event result;
result.value = YAMLVersion; result.value = YAMLVersion;
@ -196,7 +198,7 @@ Event documentStartEvent(in Mark start, in Mark end, bool explicit, string YAMLV
* end = End position of the event in the file/stream. * end = End position of the event in the file/stream.
* explicit = Is this an explicit document end? * explicit = Is this an explicit document end?
*/ */
Event documentEndEvent(in Mark start, in Mark end, bool explicit) pure Event documentEndEvent(const Mark start, const Mark end, bool explicit) pure @trusted nothrow
{ {
Event result; Event result;
result.startMark = start; result.startMark = start;
@ -217,9 +219,9 @@ Event documentEndEvent(in Mark start, in Mark end, bool explicit) pure
* value = String value of the scalar. * value = String value of the scalar.
* style = Scalar style. * style = Scalar style.
*/ */
Event scalarEvent(in Mark start, in Mark end, in Anchor anchor, in Tag tag, Event scalarEvent(const Mark start, const Mark end, const Anchor anchor, const Tag tag,
in Tuple!(bool, bool) implicit, in string value, const Tuple!(bool, bool) implicit, const string value,
in ScalarStyle style = ScalarStyle.Invalid) pure const ScalarStyle style = ScalarStyle.Invalid) pure @trusted nothrow
{ {
Event result; Event result;
result.value = value; result.value = value;

12
dyaml/exception.d
View file

@ -18,6 +18,7 @@ class YAMLException : Exception
{ {
///Construct a YAMLException with specified message and position where it was thrown. ///Construct a YAMLException with specified message and position where it was thrown.
public this(string msg, string file = __FILE__, int line = __LINE__) public this(string msg, string file = __FILE__, int line = __LINE__)
@trusted nothrow
{ {
super(msg, file, line); super(msg, file, line);
} }
@ -34,14 +35,14 @@ struct Mark
public: public:
///Construct a Mark with specified line and column in the file. ///Construct a Mark with specified line and column in the file.
this(in uint line, in uint column) this(in uint line, in uint column) pure @safe nothrow
{ {
line_ = cast(ushort)min(ushort.max, line); line_ = cast(ushort)min(ushort.max, line);
column_ = cast(ushort)min(ushort.max, column); column_ = cast(ushort)min(ushort.max, column);
} }
///Get a string representation of the mark. ///Get a string representation of the mark.
string toString() const string toString() const @trusted
{ {
//Line/column numbers start at zero internally, make them start at 1. //Line/column numbers start at zero internally, make them start at 1.
string clamped(ushort v){return format(v + 1, v == ushort.max ? " or higher" : "");} string clamped(ushort v){return format(v + 1, v == ushort.max ? " or higher" : "");}
@ -57,7 +58,7 @@ abstract class MarkedYAMLException : YAMLException
{ {
//Construct a MarkedYAMLException with specified context and problem. //Construct a MarkedYAMLException with specified context and problem.
this(string context, Mark contextMark, string problem, Mark problemMark, this(string context, Mark contextMark, string problem, Mark problemMark,
string file = __FILE__, int line = __LINE__) string file = __FILE__, int line = __LINE__) @safe nothrow
{ {
const msg = context ~ '\n' ~ const msg = context ~ '\n' ~
(contextMark != problemMark ? contextMark.toString() ~ '\n' : "") ~ (contextMark != problemMark ? contextMark.toString() ~ '\n' : "") ~
@ -67,6 +68,7 @@ abstract class MarkedYAMLException : YAMLException
//Construct a MarkedYAMLException with specified problem. //Construct a MarkedYAMLException with specified problem.
this(string problem, Mark problemMark, string file = __FILE__, int line = __LINE__) this(string problem, Mark problemMark, string file = __FILE__, int line = __LINE__)
@safe nothrow
{ {
super(problem ~ '\n' ~ problemMark.toString(), file, line); super(problem ~ '\n' ~ problemMark.toString(), file, line);
} }
@ -76,6 +78,7 @@ abstract class MarkedYAMLException : YAMLException
template ExceptionCtors() template ExceptionCtors()
{ {
public this(string msg, string file = __FILE__, int line = __LINE__) public this(string msg, string file = __FILE__, int line = __LINE__)
@safe nothrow
{ {
super(msg, file, line); super(msg, file, line);
} }
@ -86,13 +89,14 @@ template MarkedExceptionCtors()
{ {
public: public:
this(string context, Mark contextMark, string problem, Mark problemMark, this(string context, Mark contextMark, string problem, Mark problemMark,
string file = __FILE__, int line = __LINE__) string file = __FILE__, int line = __LINE__) @safe nothrow
{ {
super(context, contextMark, problem, problemMark, super(context, contextMark, problem, problemMark,
file, line); file, line);
} }
this(string problem, Mark problemMark, string file = __FILE__, int line = __LINE__) this(string problem, Mark problemMark, string file = __FILE__, int line = __LINE__)
@safe nothrow
{ {
super(problem, problemMark, file, line); super(problem, problemMark, file, line);
} }

6
dyaml/fastcharsearch.d
View file

@ -35,7 +35,7 @@ template FastCharSearch(dstring chars, uint tableSize = 256)
} }
///Generate the search table and the canFind method. ///Generate the search table and the canFind method.
string searchCode(dstring chars, uint tableSize)() string searchCode(dstring chars, uint tableSize)() @trusted
{ {
const tableSizeStr = to!string(tableSize); const tableSizeStr = to!string(tableSize);
ubyte[tableSize] table; ubyte[tableSize] table;
@ -76,14 +76,14 @@ string searchCode(dstring chars, uint tableSize)()
string code = tableSize ? tableCode() : ""; string code = tableSize ? tableCode() : "";
code ~= "bool canFind(in dchar c) pure\n" code ~= "bool canFind(in dchar c) pure @safe nothrow\n"
"{\n"; "{\n";
if(tableSize) if(tableSize)
{ {
code ~= " if(c < " ~ tableSizeStr ~ ")\n" code ~= " if(c < " ~ tableSizeStr ~ ")\n"
" {\n" " {\n"
" return cast(bool)table_[c];\n" " return cast(immutable(bool))table_[c];\n"
" }\n"; " }\n";
} }

6
dyaml/flags.d
View file

@ -41,7 +41,7 @@ struct Flags(names ...) if(names.length <= 8)
ubyte flags_; ubyte flags_;
///Generate a setter and a getter for each flag. ///Generate a setter and a getter for each flag.
static string flags(string[] names ...) static string flags(string[] names ...) @trusted
in in
{ {
assert(names.length <= 8, "Flags struct can only hold 8 flags"); assert(names.length <= 8, "Flags struct can only hold 8 flags");
@ -53,14 +53,14 @@ struct Flags(names ...) if(names.length <= 8)
{ {
string istr = to!string(index); string istr = to!string(index);
result ~= "\n" result ~= "\n"
"@property bool " ~ name ~ "(bool value)\n" "@property bool " ~ name ~ "(bool value) pure @safe nothrow\n"
"{\n" "{\n"
" flags_ = value ? flags_ | (1 <<" ~ istr ~ ")\n" " flags_ = value ? flags_ | (1 <<" ~ istr ~ ")\n"
" : flags_ & (0xFF ^ (1 << " ~ istr ~"));\n" " : flags_ & (0xFF ^ (1 << " ~ istr ~"));\n"
" return value;\n" " return value;\n"
"}\n" "}\n"
"\n" "\n"
"@property bool " ~ name ~ "() const pure\n" "@property bool " ~ name ~ "() const pure @safe nothrow\n"
"{\n" "{\n"
" return (flags_ >> " ~ istr ~ ") & 1;\n" " return (flags_ >> " ~ istr ~ ") & 1;\n"
"}\n"; "}\n";

2
dyaml/linebreak.d
View file

@ -21,7 +21,7 @@ enum LineBreak
package: package:
//Get line break string for specified line break. //Get line break string for specified line break.
string lineBreak(in LineBreak b) pure string lineBreak(in LineBreak b) pure @safe nothrow
{ {
final switch(b) final switch(b)
{ {

22
dyaml/loader.d
View file

@ -115,7 +115,7 @@ struct Loader
* *
* Throws: YAMLException if the file could not be opened or read. * Throws: YAMLException if the file could not be opened or read.
*/ */
this(string filename) this(string filename) pure @safe
{ {
name_ = filename; name_ = filename;
try{this(new File(filename));} try{this(new File(filename));}
@ -133,7 +133,7 @@ struct Loader
* *
* Throws: YAMLException if stream could not be read. * Throws: YAMLException if stream could not be read.
*/ */
this(Stream stream) this(Stream stream) pure @safe
{ {
try try
{ {
@ -151,7 +151,7 @@ struct Loader
} }
///Destroy the Loader. ///Destroy the Loader.
~this() @trusted ~this()
{ {
clear(reader_); clear(reader_);
clear(scanner_); clear(scanner_);
@ -159,19 +159,19 @@ struct Loader
} }
///Set stream _name. Used in debugging messages. ///Set stream _name. Used in debugging messages.
@property void name(string name) @property void name(string name) pure @safe nothrow
{ {
name_ = name; name_ = name;
} }
///Specify custom Resolver to use. ///Specify custom Resolver to use.
@property void resolver(Resolver resolver) @property void resolver(Resolver resolver) pure @safe nothrow
{ {
resolver_ = resolver; resolver_ = resolver;
} }
///Specify custom Constructor to use. ///Specify custom Constructor to use.
@property void constructor(Constructor constructor) @property void constructor(Constructor constructor) pure @safe nothrow
{ {
constructor_ = constructor; constructor_ = constructor;
} }
@ -188,7 +188,7 @@ struct Loader
* Throws: YAMLException if there wasn't exactly one document * Throws: YAMLException if there wasn't exactly one document
* or on a YAML parsing error. * or on a YAML parsing error.
*/ */
Node load() Node load() @safe
in in
{ {
assert(!done_, "Loader: Trying to load YAML twice"); assert(!done_, "Loader: Trying to load YAML twice");
@ -223,7 +223,7 @@ struct Loader
* *
* Throws: YAMLException on a parsing error. * Throws: YAMLException on a parsing error.
*/ */
Node[] loadAll() Node[] loadAll() @safe
{ {
Node[] nodes; Node[] nodes;
foreach(ref node; this){nodes ~= node;} foreach(ref node; this){nodes ~= node;}
@ -239,7 +239,7 @@ struct Loader
* *
* Throws: YAMLException on a parsing error. * Throws: YAMLException on a parsing error.
*/ */
int opApply(int delegate(ref Node) dg) int opApply(int delegate(ref Node) dg) @trusted
in in
{ {
assert(!done_, "Loader: Trying to load YAML twice"); assert(!done_, "Loader: Trying to load YAML twice");
@ -270,7 +270,7 @@ struct Loader
package: package:
//Scan and return all tokens. Used for debugging. //Scan and return all tokens. Used for debugging.
Token[] scan() Token[] scan() @safe
{ {
try try
{ {
@ -286,7 +286,7 @@ struct Loader
} }
//Parse and return all events. Used for debugging. //Parse and return all events. Used for debugging.
immutable(Event)[] parse() immutable(Event)[] parse() @safe
{ {
try try
{ {

112
dyaml/node.d
View file

@ -40,6 +40,7 @@ class NodeException : YAMLException
* start = Start position of the node. * start = Start position of the node.
*/ */
this(string msg, Mark start, string file = __FILE__, int line = __LINE__) this(string msg, Mark start, string file = __FILE__, int line = __LINE__)
@safe nothrow
{ {
super(msg ~ "\nNode at: " ~ start.toString(), file, line); super(msg ~ "\nNode at: " ~ start.toString(), file, line);
} }
@ -59,7 +60,7 @@ package enum NodeID : ubyte
struct YAMLNull struct YAMLNull
{ {
///Used for string conversion. ///Used for string conversion.
string toString() const {return "null";} string toString() const pure @safe nothrow {return "null";}
} }
//Merge YAML type, used to support "tag:yaml.org,2002:merge". //Merge YAML type, used to support "tag:yaml.org,2002:merge".
@ -70,11 +71,11 @@ package abstract class YAMLObject
{ {
public: public:
//Get type of the stored value. //Get type of the stored value.
@property TypeInfo type() const {assert(false);} @property TypeInfo type() const pure @safe nothrow {assert(false);}
protected: protected:
//Compare with another YAMLObject. //Compare with another YAMLObject.
int cmp(const YAMLObject rhs) const {assert(false);}; int cmp(const YAMLObject rhs) const @system {assert(false);};
} }
//Stores a user defined YAML data type. //Stores a user defined YAML data type.
@ -86,10 +87,10 @@ package class YAMLContainer(T) if (!Node.allowed!T): YAMLObject
public: public:
//Get type of the stored value. //Get type of the stored value.
@property override TypeInfo type() const {return typeid(T);} @property override TypeInfo type() const pure @safe nothrow {return typeid(T);}
//Get string representation of the container. //Get string representation of the container.
override string toString() override string toString() @system
{ {
static if(!hasMember!(T, "toString")) static if(!hasMember!(T, "toString"))
{ {
@ -103,7 +104,7 @@ package class YAMLContainer(T) if (!Node.allowed!T): YAMLObject
protected: protected:
//Compare with another YAMLObject. //Compare with another YAMLObject.
override int cmp(const YAMLObject rhs) const override int cmp(const YAMLObject rhs) const @system
{ {
const typeCmp = type.opCmp(rhs.type); const typeCmp = type.opCmp(rhs.type);
if(typeCmp != 0){return typeCmp;} if(typeCmp != 0){return typeCmp;}
@ -116,7 +117,7 @@ package class YAMLContainer(T) if (!Node.allowed!T): YAMLObject
private: private:
//Construct a YAMLContainer holding specified value. //Construct a YAMLContainer holding specified value.
this(T value){value_ = value;} this(T value) @trusted {value_ = value;}
} }
@ -143,7 +144,7 @@ struct Node
@disable int opCmp(ref Pair); @disable int opCmp(ref Pair);
///Construct a Pair from two values. Will be converted to Nodes if needed. ///Construct a Pair from two values. Will be converted to Nodes if needed.
this(K, V)(K key, V value) this(K, V)(K key, V value) @safe
{ {
static if(is(Unqual!K == Node)){this.key = key;} static if(is(Unqual!K == Node)){this.key = key;}
else {this.key = Node(key);} else {this.key = Node(key);}
@ -152,7 +153,7 @@ struct Node
} }
///Equality test with another Pair. ///Equality test with another Pair.
bool opEquals(const ref Pair rhs) const bool opEquals(const ref Pair rhs) const @safe
{ {
return cmp!true(rhs) == 0; return cmp!true(rhs) == 0;
} }
@ -164,7 +165,7 @@ struct Node
* useTag determines whether or not we consider node tags * useTag determines whether or not we consider node tags
* in the comparison. * in the comparison.
*/ */
int cmp(bool useTag)(ref const(Pair) rhs) const int cmp(bool useTag)(ref const(Pair) rhs) const @safe
{ {
const keyCmp = key.cmp!useTag(rhs.key); const keyCmp = key.cmp!useTag(rhs.key);
return keyCmp != 0 ? keyCmp return keyCmp != 0 ? keyCmp
@ -225,8 +226,8 @@ struct Node
* be in full form, e.g. "tag:yaml.org,2002:int", not * be in full form, e.g. "tag:yaml.org,2002:int", not
* a shortcut, like "!!int". * a shortcut, like "!!int".
*/ */
this(T)(T value, in string tag = null) if (isSomeString!T || this(T)(T value, in string tag = null) @trusted
(!isArray!T && !isAssociativeArray!T)) if (isSomeString!T || (!isArray!T && !isAssociativeArray!T))
{ {
tag_ = Tag(tag); tag_ = Tag(tag);
@ -282,7 +283,8 @@ struct Node
* auto set = Node([1, 2, 3, 4, 5], "tag:yaml.org,2002:set"); * auto set = Node([1, 2, 3, 4, 5], "tag:yaml.org,2002:set");
* -------------------- * --------------------
*/ */
this(T)(T[] array, in string tag = null) if (!isSomeString!(T[])) this(T)(T[] array, in string tag = null) @safe
if (!isSomeString!(T[]))
{ {
tag_ = Tag(tag); tag_ = Tag(tag);
@ -346,7 +348,7 @@ struct Node
* auto pairs = Node([1 : "a", 2 : "b"], "tag:yaml.org,2002:pairs"); * auto pairs = Node([1 : "a", 2 : "b"], "tag:yaml.org,2002:pairs");
* -------------------- * --------------------
*/ */
this(K, V)(V[K] array, in string tag = null) this(K, V)(V[K] array, in string tag = null) @safe
{ {
tag_ = Tag(tag); tag_ = Tag(tag);
@ -411,7 +413,7 @@ struct Node
* auto pairs = Node([1, 2], ["a", "b"], "tag:yaml.org,2002:pairs"); * auto pairs = Node([1, 2], ["a", "b"], "tag:yaml.org,2002:pairs");
* -------------------- * --------------------
*/ */
this(K, V)(K[] keys, V[] values, in string tag = null) this(K, V)(K[] keys, V[] values, in string tag = null) @safe
if(!(isSomeString!(K[]) || isSomeString!(V[]))) if(!(isSomeString!(K[]) || isSomeString!(V[])))
in in
{ {
@ -445,25 +447,25 @@ struct Node
} }
///Is this node valid (initialized)? ///Is this node valid (initialized)?
@property bool isValid() const {return value_.hasValue;} @property bool isValid() const @safe {return value_.hasValue;}
///Is this node a scalar value? ///Is this node a scalar value?
@property bool isScalar() const {return !(isMapping || isSequence);} @property bool isScalar() const @safe {return !(isMapping || isSequence);}
///Is this node a sequence? ///Is this node a sequence?
@property bool isSequence() const {return isType!(Node[]);} @property bool isSequence() const @safe {return isType!(Node[]);}
///Is this node a mapping? ///Is this node a mapping?
@property bool isMapping() const {return isType!(Pair[]);} @property bool isMapping() const @safe {return isType!(Pair[]);}
///Is this node a user defined type? ///Is this node a user defined type?
@property bool isUserType() const {return isType!YAMLObject;} @property bool isUserType() const @safe {return isType!YAMLObject;}
///Is this node null? ///Is this node null?
@property bool isNull() const {return isType!YAMLNull;} @property bool isNull() const @safe {return isType!YAMLNull;}
///Return tag of the node. ///Return tag of the node.
@property string tag() const {return tag_.get;} @property string tag() const @safe nothrow {return tag_.get;}
/** /**
* Equality test. * Equality test.
@ -489,7 +491,7 @@ struct Node
* *
* Returns: true if equal, false otherwise. * Returns: true if equal, false otherwise.
*/ */
bool opEquals(T)(const auto ref T rhs) const bool opEquals(T)(const auto ref T rhs) const @safe
{ {
return equals!true(rhs); return equals!true(rhs);
} }
@ -553,7 +555,7 @@ struct Node
* the value is out of range of requested type. * the value is out of range of requested type.
*/ */
@property T get(T, Flag!"stringConversion" stringConversion = Yes.stringConversion)() @property T get(T, Flag!"stringConversion" stringConversion = Yes.stringConversion)()
if(!is(T == const)) @trusted if(!is(T == const))
{ {
if(isType!T){return value_.get!T;} if(isType!T){return value_.get!T;}
@ -623,7 +625,7 @@ struct Node
///Ditto. ///Ditto.
@property T get(T, Flag!"stringConversion" stringConversion = Yes.stringConversion)() const @property T get(T, Flag!"stringConversion" stringConversion = Yes.stringConversion)() const
if(is(T == const)) @trusted if(is(T == const))
{ {
if(isType!(Unqual!T)){return value_.get!T;} if(isType!(Unqual!T)){return value_.get!T;}
@ -695,7 +697,7 @@ struct Node
* *
* Throws: NodeException if this is not a sequence nor a mapping. * Throws: NodeException if this is not a sequence nor a mapping.
*/ */
@property size_t length() const @property size_t length() const @safe
{ {
if(isSequence) {return value_.get!(const Node[]).length;} if(isSequence) {return value_.get!(const Node[]).length;}
else if(isMapping){return value_.get!(const Pair[]).length;} else if(isMapping){return value_.get!(const Pair[]).length;}
@ -722,7 +724,7 @@ struct Node
* non-integral index is used with a sequence or the node is * non-integral index is used with a sequence or the node is
* not a collection. * not a collection.
*/ */
ref Node opIndex(T)(T index) ref Node opIndex(T)(T index) @trusted
{ {
if(isSequence) if(isSequence)
{ {
@ -795,7 +797,7 @@ struct Node
* *
* Throws: NodeException if the node is not a collection. * Throws: NodeException if the node is not a collection.
*/ */
bool contains(T)(T rhs) const bool contains(T)(T rhs) const @safe
{ {
return contains_!(T, No.key, "contains")(rhs); return contains_!(T, No.key, "contains")(rhs);
} }
@ -815,7 +817,7 @@ struct Node
* *
* Throws: NodeException if the node is not a mapping. * Throws: NodeException if the node is not a mapping.
*/ */
bool containsKey(T)(T rhs) const bool containsKey(T)(T rhs) const @safe
{ {
return contains_!(T, Yes.key, "containsKey")(rhs); return contains_!(T, Yes.key, "containsKey")(rhs);
} }
@ -895,7 +897,7 @@ struct Node
* Throws: NodeException if the node is not a collection, index is out * Throws: NodeException if the node is not a collection, index is out
* of range or if a non-integral index is used on a sequence node. * of range or if a non-integral index is used on a sequence node.
*/ */
void opIndexAssign(K, V)(V value, K index) void opIndexAssign(K, V)(V value, K index) @safe
{ {
if(isSequence()) if(isSequence())
{ {
@ -968,7 +970,7 @@ struct Node
* Throws: NodeException if the node is not a sequence or an * Throws: NodeException if the node is not a sequence or an
* element could not be converted to specified type. * element could not be converted to specified type.
*/ */
int opApply(T)(int delegate(ref T) dg) int opApply(T)(int delegate(ref T) dg) @trusted
{ {
enforce(isSequence, enforce(isSequence,
new Error("Trying to sequence-foreach over a " ~ nodeTypeString ~ "node", new Error("Trying to sequence-foreach over a " ~ nodeTypeString ~ "node",
@ -1025,7 +1027,7 @@ struct Node
* Throws: NodeException if the node is not a mapping or an * Throws: NodeException if the node is not a mapping or an
* element could not be converted to specified type. * element could not be converted to specified type.
*/ */
int opApply(K, V)(int delegate(ref K, ref V) dg) int opApply(K, V)(int delegate(ref K, ref V) dg) @trusted
{ {
enforce(isMapping, enforce(isMapping,
new Error("Trying to mapping-foreach over a " ~ nodeTypeString ~ " node", new Error("Trying to mapping-foreach over a " ~ nodeTypeString ~ " node",
@ -1125,7 +1127,7 @@ struct Node
* *
* Params: value = Value to _add to the sequence. * Params: value = Value to _add to the sequence.
*/ */
void add(T)(T value) void add(T)(T value) @safe
{ {
enforce(isSequence(), enforce(isSequence(),
new Error("Trying to add an element to a " ~ nodeTypeString ~ " node", startMark_)); new Error("Trying to add an element to a " ~ nodeTypeString ~ " node", startMark_));
@ -1162,7 +1164,7 @@ struct Node
* Params: key = Key to _add. * Params: key = Key to _add.
* value = Value to _add. * value = Value to _add.
*/ */
void add(K, V)(K key, V value) void add(K, V)(K key, V value) @safe
{ {
enforce(isMapping(), enforce(isMapping(),
new Error("Trying to add a key-value pair to a " ~ new Error("Trying to add a key-value pair to a " ~
@ -1196,7 +1198,7 @@ struct Node
* *
* Throws: NodeException if the node is not a collection. * Throws: NodeException if the node is not a collection.
*/ */
void remove(T)(T rhs) void remove(T)(T rhs) @trusted
{ {
remove_!(T, No.key, "remove")(rhs); remove_!(T, No.key, "remove")(rhs);
} }
@ -1245,7 +1247,7 @@ struct Node
* Throws: NodeException if the node is not a collection, index is out * Throws: NodeException if the node is not a collection, index is out
* of range or if a non-integral index is used on a sequence node. * of range or if a non-integral index is used on a sequence node.
*/ */
void removeAt(T)(T index) void removeAt(T)(T index) @trusted
{ {
remove_!(T, Yes.key, "removeAt")(index); remove_!(T, Yes.key, "removeAt")(index);
} }
@ -1274,7 +1276,7 @@ struct Node
} }
///Compare with another _node. ///Compare with another _node.
int opCmp(ref const Node node) const int opCmp(ref const Node node) const @safe
{ {
return cmp!true(node); return cmp!true(node);
} }
@ -1314,9 +1316,9 @@ struct Node
* *
* Returns: Constructed node. * Returns: Constructed node.
*/ */
static Node rawNode(Value value, in Mark startMark, in Tag tag, static Node rawNode(Value value, const Mark startMark, const Tag tag,
in ScalarStyle scalarStyle, in ScalarStyle scalarStyle,
in CollectionStyle collectionStyle) in CollectionStyle collectionStyle) @safe
{ {
Node node; Node node;
node.value_ = value; node.value_ = value;
@ -1329,7 +1331,7 @@ struct Node
} }
//Construct Node.Value from user defined type. //Construct Node.Value from user defined type.
static Value userValue(T)(T value) static Value userValue(T)(T value) @trusted
{ {
return Value(cast(YAMLObject)new YAMLContainer!T(value)); return Value(cast(YAMLObject)new YAMLContainer!T(value));
} }
@ -1339,7 +1341,7 @@ struct Node
* *
* useTag determines whether or not to consider tags in node-node comparisons. * useTag determines whether or not to consider tags in node-node comparisons.
*/ */
bool equals(bool useTag, T)(ref T rhs) const bool equals(bool useTag, T)(ref T rhs) const @safe
{ {
static if(is(Unqual!T == Node)) static if(is(Unqual!T == Node))
{ {
@ -1371,7 +1373,7 @@ struct Node
* *
* useTag determines whether or not to consider tags in the comparison. * useTag determines whether or not to consider tags in the comparison.
*/ */
int cmp(bool useTag)(const ref Node rhs) const int cmp(bool useTag)(const ref Node rhs) const @trusted
{ {
//Compare tags - if equal or both null, we need to compare further. //Compare tags - if equal or both null, we need to compare further.
static if(useTag) static if(useTag)
@ -1484,7 +1486,7 @@ struct Node
* *
* Returns: String representing the node tree. * Returns: String representing the node tree.
*/ */
@property string debugString(uint level = 0) @property string debugString(uint level = 0) @trusted
{ {
string indent; string indent;
foreach(i; 0 .. level){indent ~= " ";} foreach(i; 0 .. level){indent ~= " ";}
@ -1520,14 +1522,14 @@ struct Node
} }
//Get type of the node value (YAMLObject for user types). //Get type of the node value (YAMLObject for user types).
@property TypeInfo type() const {return value_.type;} @property TypeInfo type() const @safe {return value_.type;}
/* /*
* Determine if the value stored by the node is of specified type. * Determine if the value stored by the node is of specified type.
* *
* This only works for default YAML types, not for user defined types. * This only works for default YAML types, not for user defined types.
*/ */
@property bool isType(T)() const {return value_.type is typeid(Unqual!T);} @property bool isType(T)() const @safe {return value_.type is typeid(Unqual!T);}
private: private:
//Is the value a bool? //Is the value a bool?
@ -1549,13 +1551,13 @@ struct Node
alias isType!SysTime isTime; alias isType!SysTime isTime;
//Does given node have the same type as this node? //Does given node have the same type as this node?
bool hasEqualType(const ref Node node) const bool hasEqualType(const ref Node node) const @safe
{ {
return value_.type is node.value_.type; return value_.type is node.value_.type;
} }
//Return a string describing node type (sequence, mapping or scalar) //Return a string describing node type (sequence, mapping or scalar)
@property string nodeTypeString() const @property string nodeTypeString() const @safe
{ {
assert(isScalar || isSequence || isMapping, "Unknown node type"); assert(isScalar || isSequence || isMapping, "Unknown node type");
return isScalar ? "scalar" : return isScalar ? "scalar" :
@ -1564,7 +1566,7 @@ struct Node
} }
//Determine if the value can be converted to specified type. //Determine if the value can be converted to specified type.
bool convertsTo(T)() const bool convertsTo(T)() const @safe
{ {
if(isType!T){return true;} if(isType!T){return true;}
@ -1576,7 +1578,7 @@ struct Node
} }
//Implementation of contains() and containsKey(). //Implementation of contains() and containsKey().
bool contains_(T, Flag!"key" key, string func)(T rhs) const bool contains_(T, Flag!"key" key, string func)(T rhs) const @safe
{ {
static if(!key) if(isSequence) static if(!key) if(isSequence)
{ {
@ -1597,7 +1599,7 @@ struct Node
} }
//Implementation of remove() and removeAt() //Implementation of remove() and removeAt()
void remove_(T, Flag!"key" key, string func)(T rhs) void remove_(T, Flag!"key" key, string func)(T rhs) @system
{ {
enforce(isSequence || isMapping, enforce(isSequence || isMapping,
new Error("Trying to " ~ func ~ "() from a " ~ nodeTypeString ~ " node", new Error("Trying to " ~ func ~ "() from a " ~ nodeTypeString ~ " node",
@ -1641,7 +1643,7 @@ struct Node
} }
//Get index of pair with key (or value, if value is true) matching index. //Get index of pair with key (or value, if value is true) matching index.
sizediff_t findPair(T, bool value = false)(const ref T index) const sizediff_t findPair(T, bool value = false)(const ref T index) const @safe
{ {
const pairs = value_.get!(const Pair[])(); const pairs = value_.get!(const Pair[])();
const(Node)* node; const(Node)* node;
@ -1664,7 +1666,7 @@ struct Node
} }
//Check if index is integral and in range. //Check if index is integral and in range.
void checkSequenceIndex(T)(T index) const void checkSequenceIndex(T)(T index) const @trusted
{ {
assert(isSequence, assert(isSequence,
"checkSequenceIndex() called on a " ~ nodeTypeString ~ " node"); "checkSequenceIndex() called on a " ~ nodeTypeString ~ " node");
@ -1682,7 +1684,7 @@ struct Node
} }
//Const version of opIndex. //Const version of opIndex.
ref const(Node) indexConst(T)(T index) const ref const(Node) indexConst(T)(T index) const @safe
{ {
if(isSequence) if(isSequence)
{ {
@ -1718,7 +1720,7 @@ package:
* Params: pairs = Array of pairs to merge into. * Params: pairs = Array of pairs to merge into.
* toMerge = Pair to merge. * toMerge = Pair to merge.
*/ */
void merge(ref Node.Pair[] pairs, ref Node.Pair toMerge) void merge(ref Node.Pair[] pairs, ref Node.Pair toMerge) @safe
{ {
foreach(ref pair; pairs) foreach(ref pair; pairs)
{ {
@ -1736,7 +1738,7 @@ void merge(ref Node.Pair[] pairs, ref Node.Pair toMerge)
* Params: pairs = Array of pairs to merge into. * Params: pairs = Array of pairs to merge into.
* toMerge = Pairs to merge. * toMerge = Pairs to merge.
*/ */
void merge(ref Node.Pair[] pairs, Node.Pair[] toMerge) void merge(ref Node.Pair[] pairs, Node.Pair[] toMerge) @safe
{ {
bool eq(ref Node.Pair a, ref Node.Pair b){return a.key == b.key;} bool eq(ref Node.Pair a, ref Node.Pair b){return a.key == b.key;}

64
dyaml/parser.d
View file

@ -135,7 +135,7 @@ final class Parser
public: public:
///Construct a Parser using specified Scanner. ///Construct a Parser using specified Scanner.
this(Scanner scanner) this(Scanner scanner) @trusted nothrow
{ {
state_ = &parseStreamStart; state_ = &parseStreamStart;
scanner_ = scanner; scanner_ = scanner;
@ -144,7 +144,7 @@ final class Parser
} }
///Destroy the parser. ///Destroy the parser.
~this() @trusted ~this()
{ {
clear(currentEvent_); clear(currentEvent_);
clear(tagDirectives_); clear(tagDirectives_);
@ -164,7 +164,7 @@ final class Parser
* or if there are any events left if no types specified. * or if there are any events left if no types specified.
* false otherwise. * false otherwise.
*/ */
bool checkEvent(EventID[] ids...) bool checkEvent(EventID[] ids...) @trusted
{ {
//Check if the next event is one of specified types. //Check if the next event is one of specified types.
if(currentEvent_.isNull && state_ !is null) if(currentEvent_.isNull && state_ !is null)
@ -193,7 +193,7 @@ final class Parser
* *
* Must not be called if there are no events left. * Must not be called if there are no events left.
*/ */
immutable(Event) peekEvent() immutable(Event) peekEvent() @trusted
{ {
if(currentEvent_.isNull && state_ !is null) if(currentEvent_.isNull && state_ !is null)
{ {
@ -208,7 +208,7 @@ final class Parser
* *
* Must not be called if there are no events left. * Must not be called if there are no events left.
*/ */
immutable(Event) getEvent() immutable(Event) getEvent() @trusted
{ {
//Get the next event and proceed further. //Get the next event and proceed further.
if(currentEvent_.isNull && state_ !is null) if(currentEvent_.isNull && state_ !is null)
@ -227,7 +227,7 @@ final class Parser
private: private:
///Pop and return the newest state in states_. ///Pop and return the newest state in states_.
Event delegate() popState() Event delegate() popState() @trusted
{ {
enforce(states_.length > 0, enforce(states_.length > 0,
new YAMLException("Parser: Need to pop state but no states left to pop")); new YAMLException("Parser: Need to pop state but no states left to pop"));
@ -237,7 +237,7 @@ final class Parser
} }
///Pop and return the newest mark in marks_. ///Pop and return the newest mark in marks_.
Mark popMark() Mark popMark() @trusted
{ {
enforce(marks_.length > 0, enforce(marks_.length > 0,
new YAMLException("Parser: Need to pop mark but no marks left to pop")); new YAMLException("Parser: Need to pop mark but no marks left to pop"));
@ -253,7 +253,7 @@ final class Parser
*/ */
///Parse stream start. ///Parse stream start.
Event parseStreamStart() Event parseStreamStart() @safe
{ {
immutable token = scanner_.getToken(); immutable token = scanner_.getToken();
state_ = &parseImplicitDocumentStart; state_ = &parseImplicitDocumentStart;
@ -261,7 +261,7 @@ final class Parser
} }
///Parse implicit document start, unless explicit is detected: if so, parse explicit. ///Parse implicit document start, unless explicit is detected: if so, parse explicit.
Event parseImplicitDocumentStart() Event parseImplicitDocumentStart() @trusted
{ {
//Parse an implicit document. //Parse an implicit document.
if(!scanner_.checkToken(TokenID.Directive, TokenID.DocumentStart, if(!scanner_.checkToken(TokenID.Directive, TokenID.DocumentStart,
@ -279,7 +279,7 @@ final class Parser
} }
///Parse explicit document start. ///Parse explicit document start.
Event parseDocumentStart() Event parseDocumentStart() @trusted
{ {
//Parse any extra document end indicators. //Parse any extra document end indicators.
while(scanner_.checkToken(TokenID.DocumentEnd)){scanner_.getToken();} while(scanner_.checkToken(TokenID.DocumentEnd)){scanner_.getToken();}
@ -312,7 +312,7 @@ final class Parser
} }
///Parse document end (explicit or implicit). ///Parse document end (explicit or implicit).
Event parseDocumentEnd() Event parseDocumentEnd() @safe
{ {
Mark startMark = scanner_.peekToken().startMark; Mark startMark = scanner_.peekToken().startMark;
const bool explicit = scanner_.checkToken(TokenID.DocumentEnd); const bool explicit = scanner_.checkToken(TokenID.DocumentEnd);
@ -324,7 +324,7 @@ final class Parser
} }
///Parse document content. ///Parse document content.
Event parseDocumentContent() Event parseDocumentContent() @safe
{ {
if(scanner_.checkToken(TokenID.Directive, TokenID.DocumentStart, if(scanner_.checkToken(TokenID.Directive, TokenID.DocumentStart,
TokenID.DocumentEnd, TokenID.StreamEnd)) TokenID.DocumentEnd, TokenID.StreamEnd))
@ -336,7 +336,7 @@ final class Parser
} }
///Process directives at the beginning of a document. ///Process directives at the beginning of a document.
TagDirective[] processDirectives() TagDirective[] processDirectives() @system
{ {
//Destroy version and tag handles from previous document. //Destroy version and tag handles from previous document.
YAMLVersion_ = null; YAMLVersion_ = null;
@ -411,7 +411,7 @@ final class Parser
*/ */
///Parse a node. ///Parse a node.
Event parseNode(in bool block, in bool indentlessSequence = false) Event parseNode(in bool block, in bool indentlessSequence = false) @safe
{ {
if(scanner_.checkToken(TokenID.Alias)) if(scanner_.checkToken(TokenID.Alias))
{ {
@ -527,7 +527,8 @@ final class Parser
* startMark = Position of the node the tag belongs to. * startMark = Position of the node the tag belongs to.
* tagMark = Position of the tag. * tagMark = Position of the tag.
*/ */
string processTag(in string tag, in Mark startMark, in Mark tagMark) string processTag(const string tag, const Mark startMark, const Mark tagMark)
const @trusted
{ {
//Tag handle and suffix are separated by '\0'. //Tag handle and suffix are separated by '\0'.
const parts = tag.split("\0"); const parts = tag.split("\0");
@ -556,14 +557,14 @@ final class Parser
} }
///Wrappers to parse nodes. ///Wrappers to parse nodes.
Event parseBlockNode(){return parseNode(true);} Event parseBlockNode() @safe {return parseNode(true);}
Event parseFlowNode(){return parseNode(false);} Event parseFlowNode() @safe {return parseNode(false);}
Event parseBlockNodeOrIndentlessSequence(){return parseNode(true, true);} Event parseBlockNodeOrIndentlessSequence() @safe {return parseNode(true, true);}
///block_sequence ::= BLOCK-SEQUENCE-START (BLOCK-ENTRY block_node?)* BLOCK-END ///block_sequence ::= BLOCK-SEQUENCE-START (BLOCK-ENTRY block_node?)* BLOCK-END
///Parse an entry of a block sequence. If first is true, this is the first entry. ///Parse an entry of a block sequence. If first is true, this is the first entry.
Event parseBlockSequenceEntry(bool first)() Event parseBlockSequenceEntry(bool first)() @trusted
{ {
static if(first){marks_ ~= scanner_.getToken().startMark;} static if(first){marks_ ~= scanner_.getToken().startMark;}
@ -597,7 +598,7 @@ final class Parser
///indentless_sequence ::= (BLOCK-ENTRY block_node?)+ ///indentless_sequence ::= (BLOCK-ENTRY block_node?)+
///Parse an entry of an indentless sequence. ///Parse an entry of an indentless sequence.
Event parseIndentlessSequenceEntry() Event parseIndentlessSequenceEntry() @trusted
{ {
if(scanner_.checkToken(TokenID.BlockEntry)) if(scanner_.checkToken(TokenID.BlockEntry))
{ {
@ -627,7 +628,7 @@ final class Parser
*/ */
///Parse a key in a block mapping. If first is true, this is the first key. ///Parse a key in a block mapping. If first is true, this is the first key.
Event parseBlockMappingKey(bool first)() Event parseBlockMappingKey(bool first)() @trusted
{ {
static if(first){marks_ ~= scanner_.getToken().startMark;} static if(first){marks_ ~= scanner_.getToken().startMark;}
@ -660,7 +661,7 @@ final class Parser
} }
///Parse a value in a block mapping. ///Parse a value in a block mapping.
Event parseBlockMappingValue() Event parseBlockMappingValue() @trusted
{ {
if(scanner_.checkToken(TokenID.Value)) if(scanner_.checkToken(TokenID.Value))
{ {
@ -694,7 +695,7 @@ final class Parser
*/ */
///Parse an entry in a flow sequence. If first is true, this is the first entry. ///Parse an entry in a flow sequence. If first is true, this is the first entry.
Event parseFlowSequenceEntry(bool first)() Event parseFlowSequenceEntry(bool first)() @trusted
{ {
static if(first){marks_ ~= scanner_.getToken().startMark;} static if(first){marks_ ~= scanner_.getToken().startMark;}
@ -736,7 +737,7 @@ final class Parser
} }
///Parse a key in flow context. ///Parse a key in flow context.
Event parseFlowKey(in Event delegate() nextState) Event parseFlowKey(in Event delegate() nextState) @trusted
{ {
immutable token = scanner_.getToken(); immutable token = scanner_.getToken();
@ -752,13 +753,14 @@ final class Parser
} }
///Parse a mapping key in an entry in a flow sequence. ///Parse a mapping key in an entry in a flow sequence.
Event parseFlowSequenceEntryMappingKey() Event parseFlowSequenceEntryMappingKey() @safe
{ {
return parseFlowKey(&parseFlowSequenceEntryMappingValue); return parseFlowKey(&parseFlowSequenceEntryMappingValue);
} }
///Parse a mapping value in a flow context. ///Parse a mapping value in a flow context.
Event parseFlowValue(TokenID checkId, in Event delegate() nextState) Event parseFlowValue(TokenID checkId, in Event delegate() nextState)
@trusted
{ {
if(scanner_.checkToken(TokenID.Value)) if(scanner_.checkToken(TokenID.Value))
{ {
@ -778,14 +780,14 @@ final class Parser
} }
///Parse a mapping value in an entry in a flow sequence. ///Parse a mapping value in an entry in a flow sequence.
Event parseFlowSequenceEntryMappingValue() Event parseFlowSequenceEntryMappingValue() @safe
{ {
return parseFlowValue(TokenID.FlowSequenceEnd, return parseFlowValue(TokenID.FlowSequenceEnd,
&parseFlowSequenceEntryMappingEnd); &parseFlowSequenceEntryMappingEnd);
} }
///Parse end of a mapping in a flow sequence entry. ///Parse end of a mapping in a flow sequence entry.
Event parseFlowSequenceEntryMappingEnd() Event parseFlowSequenceEntryMappingEnd() @safe
{ {
state_ = &parseFlowSequenceEntry!false; state_ = &parseFlowSequenceEntry!false;
immutable token = scanner_.peekToken(); immutable token = scanner_.peekToken();
@ -801,7 +803,7 @@ final class Parser
*/ */
///Parse a key in a flow mapping. ///Parse a key in a flow mapping.
Event parseFlowMappingKey(bool first)() Event parseFlowMappingKey(bool first)() @trusted
{ {
static if(first){marks_ ~= scanner_.getToken().startMark;} static if(first){marks_ ~= scanner_.getToken().startMark;}
@ -841,20 +843,20 @@ final class Parser
} }
///Parse a value in a flow mapping. ///Parse a value in a flow mapping.
Event parseFlowMappingValue() Event parseFlowMappingValue() @safe
{ {
return parseFlowValue(TokenID.FlowMappingEnd, &parseFlowMappingKey!false); return parseFlowValue(TokenID.FlowMappingEnd, &parseFlowMappingKey!false);
} }
///Parse an empty value in a flow mapping. ///Parse an empty value in a flow mapping.
Event parseFlowMappingEmptyValue() Event parseFlowMappingEmptyValue() @safe
{ {
state_ = &parseFlowMappingKey!false; state_ = &parseFlowMappingKey!false;
return processEmptyScalar(scanner_.peekToken().startMark); return processEmptyScalar(scanner_.peekToken().startMark);
} }
///Return an empty scalar. ///Return an empty scalar.
Event processEmptyScalar(in Mark mark) Event processEmptyScalar(const Mark mark) const pure @safe nothrow
{ {
return scalarEvent(mark, mark, Anchor(), Tag(), tuple(true, false), ""); return scalarEvent(mark, mark, Anchor(), Tag(), tuple(true, false), "");
} }

24
dyaml/queue.d
View file

@ -56,7 +56,7 @@ struct Queue(T)
@disable int opCmp(ref Queue); @disable int opCmp(ref Queue);
///Destroy the queue, deallocating all its elements. ///Destroy the queue, deallocating all its elements.
~this() @safe nothrow ~this()
{ {
while(!empty){pop();} while(!empty){pop();}
cursor_ = last_ = first_ = null; cursor_ = last_ = first_ = null;
@ -64,13 +64,13 @@ struct Queue(T)
} }
///Start iterating over the queue. ///Start iterating over the queue.
void startIteration() void startIteration() pure @safe nothrow
{ {
cursor_ = first_; cursor_ = first_;
} }
///Get next element in the queue. ///Get next element in the queue.
ref const(T) next() ref const(T) next() pure @safe nothrow
in in
{ {
assert(!empty); assert(!empty);
@ -84,13 +84,13 @@ struct Queue(T)
} }
///Are we done iterating? ///Are we done iterating?
bool iterationOver() const bool iterationOver() const pure @safe nothrow
{ {
return cursor_ is null; return cursor_ is null;
} }
///Push new item to the queue. ///Push new item to the queue.
void push(T item) void push(T item) @trusted nothrow
{ {
Node* newLast = allocate!Node(item, cast(Node*)null); Node* newLast = allocate!Node(item, cast(Node*)null);
if(last_ !is null){last_.next_ = newLast;} if(last_ !is null){last_.next_ = newLast;}
@ -100,7 +100,7 @@ struct Queue(T)
} }
///Insert a new item putting it to specified index in the linked list. ///Insert a new item putting it to specified index in the linked list.
void insert(T item, in size_t idx) void insert(T item, in size_t idx) @trusted nothrow
in in
{ {
assert(idx <= length_); assert(idx <= length_);
@ -134,7 +134,7 @@ struct Queue(T)
} }
///Return the next element in the queue and remove it. ///Return the next element in the queue and remove it.
T pop() T pop() @trusted nothrow
in in
{ {
assert(!empty, "Trying to pop an element from an empty queue"); assert(!empty, "Trying to pop an element from an empty queue");
@ -155,7 +155,7 @@ struct Queue(T)
} }
///Return the next element in the queue. ///Return the next element in the queue.
ref inout(T) peek() inout ref inout(T) peek() inout pure @safe nothrow
in in
{ {
assert(!empty, "Trying to peek at an element in an empty queue"); assert(!empty, "Trying to peek at an element in an empty queue");
@ -166,13 +166,13 @@ struct Queue(T)
} }
///Is the queue empty? ///Is the queue empty?
@property bool empty() const @property bool empty() const pure @safe nothrow
{ {
return first_ is null; return first_ is null;
} }
///Return number of elements in the queue. ///Return number of elements in the queue.
@property size_t length() const @property size_t length() const pure @safe nothrow
{ {
return length_; return length_;
} }
@ -182,7 +182,7 @@ struct Queue(T)
private: private:
///Allocate a struct, passing arguments to its constructor or default initializer. ///Allocate a struct, passing arguments to its constructor or default initializer.
T* allocate(T, Args...)(Args args) T* allocate(T, Args...)(Args args) @system nothrow
{ {
T* ptr = cast(T*)malloc(T.sizeof); T* ptr = cast(T*)malloc(T.sizeof);
*ptr = T(args); *ptr = T(args);
@ -192,7 +192,7 @@ T* allocate(T, Args...)(Args args)
} }
///Deallocate struct pointed at by specified pointer. ///Deallocate struct pointed at by specified pointer.
void free(T)(T* ptr) void free(T)(T* ptr) @system nothrow
{ {
//GC doesn't need to care about any references in this struct anymore. //GC doesn't need to care about any references in this struct anymore.
static if(hasIndirections!T){GC.removeRange(cast(void*)ptr);} static if(hasIndirections!T){GC.removeRange(cast(void*)ptr);}

66
dyaml/reader.d
View file

@ -31,6 +31,7 @@ package:
class ReaderException : YAMLException class ReaderException : YAMLException
{ {
this(string msg, string file = __FILE__, int line = __LINE__) this(string msg, string file = __FILE__, int line = __LINE__)
@safe nothrow
{ {
super("Error reading stream: " ~ msg, file, line); super("Error reading stream: " ~ msg, file, line);
} }
@ -65,7 +66,7 @@ final class Reader
* *
* Throws: ReaderException if the stream is invalid. * Throws: ReaderException if the stream is invalid.
*/ */
this(Stream stream) this(Stream stream) @trusted
in in
{ {
assert(stream.readable && stream.seekable, assert(stream.readable && stream.seekable,
@ -77,7 +78,7 @@ final class Reader
decoder_ = UTFFastDecoder(stream_); decoder_ = UTFFastDecoder(stream_);
} }
~this() @trusted nothrow ~this()
{ {
//Delete the buffer, if allocated. //Delete the buffer, if allocated.
if(bufferAllocated_ is null){return;} if(bufferAllocated_ is null){return;}
@ -96,7 +97,7 @@ final class Reader
* Throws: ReaderException if trying to read past the end of the stream * Throws: ReaderException if trying to read past the end of the stream
* or if invalid data is read. * or if invalid data is read.
*/ */
dchar peek(size_t index = 0) dchar peek(size_t index = 0) @trusted
{ {
if(buffer_.length < bufferOffset_ + index + 1) if(buffer_.length < bufferOffset_ + index + 1)
{ {
@ -121,7 +122,7 @@ final class Reader
* *
* Returns: Characters starting at current position or an empty slice if out of bounds. * Returns: Characters starting at current position or an empty slice if out of bounds.
*/ */
const(dstring) prefix(size_t length) const(dstring) prefix(size_t length) @safe
{ {
return slice(0, length); return slice(0, length);
} }
@ -137,7 +138,7 @@ final class Reader
* *
* Returns: Slice into the internal buffer or an empty slice if out of bounds. * Returns: Slice into the internal buffer or an empty slice if out of bounds.
*/ */
const(dstring) slice(size_t start, size_t end) const(dstring) slice(size_t start, size_t end) @trusted
{ {
if(buffer_.length <= bufferOffset_ + end) if(buffer_.length <= bufferOffset_ + end)
{ {
@ -159,7 +160,7 @@ final class Reader
* Throws: ReaderException if trying to read past the end of the stream * Throws: ReaderException if trying to read past the end of the stream
* or if invalid data is read. * or if invalid data is read.
*/ */
dchar get() dchar get() @safe
{ {
const result = peek(); const result = peek();
forward(); forward();
@ -176,11 +177,11 @@ final class Reader
* Throws: ReaderException if trying to read past the end of the stream * Throws: ReaderException if trying to read past the end of the stream
* or if invalid data is read. * or if invalid data is read.
*/ */
dstring get(size_t length) dstring get(size_t length) @safe
{ {
auto result = prefix(length).dup; auto result = prefix(length).idup;
forward(length); forward(length);
return cast(dstring)result; return result;
} }
/** /**
@ -191,7 +192,7 @@ final class Reader
* Throws: ReaderException if trying to read past the end of the stream * Throws: ReaderException if trying to read past the end of the stream
* or if invalid data is read. * or if invalid data is read.
*/ */
void forward(size_t length = 1) void forward(size_t length = 1) @trusted
{ {
if(buffer_.length <= bufferOffset_ + length + 1) if(buffer_.length <= bufferOffset_ + length + 1)
{ {
@ -217,19 +218,19 @@ final class Reader
} }
///Get a string describing current stream position, used for error messages. ///Get a string describing current stream position, used for error messages.
@property final Mark mark() const {return Mark(line_, column_);} @property final Mark mark() const pure @safe nothrow {return Mark(line_, column_);}
///Get current line number. ///Get current line number.
@property final uint line() const {return line_;} @property final uint line() const pure @safe nothrow {return line_;}
///Get current column number. ///Get current column number.
@property final uint column() const {return column_;} @property final uint column() const pure @safe nothrow {return column_;}
///Get index of the current character in the stream. ///Get index of the current character in the stream.
@property final size_t charIndex() const {return charIndex_;} @property final size_t charIndex() const pure @safe nothrow {return charIndex_;}
///Get encoding of the input stream. ///Get encoding of the input stream.
@property final Encoding encoding() const {return decoder_.encoding;} @property final Encoding encoding() const pure @safe nothrow {return decoder_.encoding;}
private: private:
/** /**
@ -243,7 +244,7 @@ final class Reader
* Throws: ReaderException if trying to read past the end of the stream * Throws: ReaderException if trying to read past the end of the stream
* or if invalid data is read. * or if invalid data is read.
*/ */
void updateBuffer(in size_t length) void updateBuffer(in size_t length) @system
{ {
//Get rid of unneeded data in the buffer. //Get rid of unneeded data in the buffer.
if(bufferOffset_ > 0) if(bufferOffset_ > 0)
@ -284,7 +285,7 @@ final class Reader
* if nonprintable characters are detected, or * if nonprintable characters are detected, or
* if there is an error reading from the stream. * if there is an error reading from the stream.
*/ */
void loadChars(size_t chars) void loadChars(size_t chars) @system
{ {
const oldLength = buffer_.length; const oldLength = buffer_.length;
const oldPosition = stream_.position; const oldPosition = stream_.position;
@ -312,7 +313,7 @@ final class Reader
} }
//Handle an exception thrown in loadChars method of any Reader. //Handle an exception thrown in loadChars method of any Reader.
void handleLoadCharsException(Exception e, ulong oldPosition) void handleLoadCharsException(Exception e, ulong oldPosition) @system
{ {
try{throw e;} try{throw e;}
catch(UTFException e) catch(UTFException e)
@ -328,7 +329,7 @@ final class Reader
} }
//Code shared by loadEntireFile methods. //Code shared by loadEntireFile methods.
void loadEntireFile_() void loadEntireFile_() @system
{ {
const maxChars = decoder_.maxChars; const maxChars = decoder_.maxChars;
bufferReserve(maxChars + 1); bufferReserve(maxChars + 1);
@ -342,7 +343,7 @@ final class Reader
} }
//Ensure there is space for at least capacity characters in bufferAllocated_. //Ensure there is space for at least capacity characters in bufferAllocated_.
void bufferReserve(in size_t capacity) void bufferReserve(in size_t capacity) @system nothrow
{ {
if(bufferAllocated_ !is null && bufferAllocated_.length >= capacity){return;} if(bufferAllocated_ !is null && bufferAllocated_.length >= capacity){return;}
@ -408,8 +409,8 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
dchar[] buffer_; dchar[] buffer_;
public: public:
///Construct a UTFFastDecoder decoding a stream. ///Construct a UTFBlockDecoder decoding a stream.
this(EndianStream stream) this(EndianStream stream) @system
{ {
stream_ = stream; stream_ = stream;
available_ = stream_.available; available_ = stream_.available;
@ -465,19 +466,19 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
} }
///Get maximum number of characters that might be in the stream. ///Get maximum number of characters that might be in the stream.
@property size_t maxChars() const {return maxChars_;} @property size_t maxChars() const pure @safe nothrow {return maxChars_;}
///Get encoding we're decoding from. ///Get encoding we're decoding from.
@property Encoding encoding() const {return encoding_;} @property Encoding encoding() const pure @safe nothrow {return encoding_;}
///Are we done decoding? ///Are we done decoding?
@property bool done() const @property bool done() const pure @safe nothrow
{ {
return rawUsed_ == 0 && buffer_.length == 0 && available_ == 0; return rawUsed_ == 0 && buffer_.length == 0 && available_ == 0;
} }
///Get next character. ///Get next character.
dchar getDChar() dchar getDChar() @system
{ {
if(buffer_.length) if(buffer_.length)
{ {
@ -492,7 +493,7 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
} }
///Get as many characters as possible, but at most maxChars. Slice returned will be invalidated in further calls. ///Get as many characters as possible, but at most maxChars. Slice returned will be invalidated in further calls.
const(dchar[]) getDChars(size_t maxChars = size_t.max) const(dchar[]) getDChars(size_t maxChars = size_t.max) @system
{ {
if(buffer_.length) if(buffer_.length)
{ {
@ -509,7 +510,7 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
private: private:
//Read and decode characters from file and store them in the buffer. //Read and decode characters from file and store them in the buffer.
void updateBuffer() void updateBuffer() @system
{ {
assert(buffer_.length == 0); assert(buffer_.length == 0);
final switch(encoding_) final switch(encoding_)
@ -522,7 +523,6 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
available_ -= bytes; available_ -= bytes;
decodeRawBuffer(rawBuffer8_, rawLength); decodeRawBuffer(rawBuffer8_, rawLength);
break; break;
case Encoding.UTF_16: case Encoding.UTF_16:
const words = min((bufferSize_ / 2) - rawUsed_, available_ / 2); const words = min((bufferSize_ / 2) - rawUsed_, available_ / 2);
//Current length of valid data in rawBuffer16_. //Current length of valid data in rawBuffer16_.
@ -534,7 +534,6 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
} }
decodeRawBuffer(rawBuffer16_, rawLength); decodeRawBuffer(rawBuffer16_, rawLength);
break; break;
case Encoding.UTF_32: case Encoding.UTF_32:
const chars = min(bufferSize_ / 4, available_ / 4); const chars = min(bufferSize_ / 4, available_ / 4);
foreach(c; 0 .. chars) foreach(c; 0 .. chars)
@ -548,7 +547,7 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
} }
//Decode contents of a UTF-8 or UTF-16 raw buffer. //Decode contents of a UTF-8 or UTF-16 raw buffer.
void decodeRawBuffer(C)(C[] buffer, const size_t length) void decodeRawBuffer(C)(C[] buffer, const size_t length) pure @system
{ {
//End of part of rawBuffer8_ that contains //End of part of rawBuffer8_ that contains
//complete characters and can be decoded. //complete characters and can be decoded.
@ -567,6 +566,7 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
//Determine the end of last UTF-8 or UTF-16 sequence in a raw buffer. //Determine the end of last UTF-8 or UTF-16 sequence in a raw buffer.
size_t endOfLastUTFSequence(C)(const C[] buffer, const size_t max) size_t endOfLastUTFSequence(C)(const C[] buffer, const size_t max)
pure @system nothrow
{ {
static if(is(C == char)) static if(is(C == char))
{ {
@ -598,7 +598,7 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
} }
//Decode a UTF-8 or UTF-16 buffer (with no incomplete sequences at the end). //Decode a UTF-8 or UTF-16 buffer (with no incomplete sequences at the end).
void decodeUTF(C)(const C[] source) void decodeUTF(C)(const C[] source) pure @system
{ {
size_t bufpos = 0; size_t bufpos = 0;
const srclength = source.length; const srclength = source.length;
@ -626,7 +626,7 @@ struct UTFBlockDecoder(size_t bufferSize_) if (bufferSize_ % 2 == 0)
* *
* Returns: True if all the characters are printable, false otherwise. * Returns: True if all the characters are printable, false otherwise.
*/ */
bool printable(const ref dchar[] chars) pure bool printable(const ref dchar[] chars) pure @safe nothrow
{ {
foreach(c; chars) foreach(c; chars)
{ {

54
dyaml/representer.d
View file

@ -66,7 +66,7 @@ final class Representer
* disabled to use custom representer * disabled to use custom representer
* functions for default types. * functions for default types.
*/ */
this(bool useDefaultRepresenters = true) this(bool useDefaultRepresenters = true) @safe
{ {
if(!useDefaultRepresenters){return;} if(!useDefaultRepresenters){return;}
addRepresenter!YAMLNull(&representNull); addRepresenter!YAMLNull(&representNull);
@ -81,20 +81,20 @@ final class Representer
} }
///Destroy the Representer. ///Destroy the Representer.
~this() pure @safe nothrow ~this()
{ {
clear(representers_); clear(representers_);
representers_ = null; representers_ = null;
} }
///Set default _style for scalars. If style is $(D ScalarStyle.Invalid), the _style is chosen automatically. ///Set default _style for scalars. If style is $(D ScalarStyle.Invalid), the _style is chosen automatically.
@property void defaultScalarStyle(ScalarStyle style) @property void defaultScalarStyle(ScalarStyle style) pure @safe nothrow
{ {
defaultScalarStyle_ = style; defaultScalarStyle_ = style;
} }
///Set default _style for collections. If style is $(D CollectionStyle.Invalid), the _style is chosen automatically. ///Set default _style for collections. If style is $(D CollectionStyle.Invalid), the _style is chosen automatically.
@property void defaultCollectionStyle(CollectionStyle style) @property void defaultCollectionStyle(CollectionStyle style) pure @safe nothrow
{ {
defaultCollectionStyle_ = style; defaultCollectionStyle_ = style;
} }
@ -221,7 +221,7 @@ final class Representer
* } * }
* -------------------- * --------------------
*/ */
void addRepresenter(T)(Node function(ref Node, Representer) representer) void addRepresenter(T)(Node function(ref Node, Representer) representer) @trusted
{ {
assert((typeid(T) in representers_) is null, assert((typeid(T) in representers_) is null,
"Representer function for data type " ~ typeid(T).toString() ~ "Representer function for data type " ~ typeid(T).toString() ~
@ -271,7 +271,7 @@ final class Representer
* -------------------- * --------------------
*/ */
Node representScalar(string tag, string scalar, Node representScalar(string tag, string scalar,
ScalarStyle style = ScalarStyle.Invalid) ScalarStyle style = ScalarStyle.Invalid) @safe
{ {
if(style == ScalarStyle.Invalid){style = defaultScalarStyle_;} if(style == ScalarStyle.Invalid){style = defaultScalarStyle_;}
return Node.rawNode(Node.Value(scalar), Mark(), Tag(tag), style, return Node.rawNode(Node.Value(scalar), Mark(), Tag(tag), style,
@ -320,7 +320,7 @@ final class Representer
* -------------------- * --------------------
*/ */
Node representSequence(string tag, Node[] sequence, Node representSequence(string tag, Node[] sequence,
CollectionStyle style = CollectionStyle.Invalid) CollectionStyle style = CollectionStyle.Invalid) @trusted
{ {
Node[] value; Node[] value;
value.length = sequence.length; value.length = sequence.length;
@ -389,7 +389,7 @@ final class Representer
* -------------------- * --------------------
*/ */
Node representMapping(string tag, Node.Pair[] pairs, Node representMapping(string tag, Node.Pair[] pairs,
CollectionStyle style = CollectionStyle.Invalid) CollectionStyle style = CollectionStyle.Invalid) @trusted
{ {
Node.Pair[] value; Node.Pair[] value;
value.length = pairs.length; value.length = pairs.length;
@ -426,7 +426,7 @@ final class Representer
package: package:
//Represent a node based on its type, and return the represented result. //Represent a node based on its type, and return the represented result.
Node representData(ref Node data) Node representData(ref Node data) @system
{ {
//User types are wrapped in YAMLObject. //User types are wrapped in YAMLObject.
auto type = data.isUserType ? data.as!YAMLObject.type : data.type; auto type = data.isUserType ? data.as!YAMLObject.type : data.type;
@ -452,7 +452,7 @@ final class Representer
} }
//Represent a node, serializing with specified Serializer. //Represent a node, serializing with specified Serializer.
void represent(ref Serializer serializer, ref Node node) void represent(ref Serializer serializer, ref Node node) @trusted
{ {
auto data = representData(node); auto data = representData(node);
serializer.serialize(data); serializer.serialize(data);
@ -461,13 +461,13 @@ final class Representer
///Represent a _null _node as a _null YAML value. ///Represent a _null _node as a _null YAML value.
Node representNull(ref Node node, Representer representer) Node representNull(ref Node node, Representer representer) @safe
{ {
return representer.representScalar("tag:yaml.org,2002:null", "null"); return representer.representScalar("tag:yaml.org,2002:null", "null");
} }
///Represent a string _node as a string scalar. ///Represent a string _node as a string scalar.
Node representString(ref Node node, Representer representer) Node representString(ref Node node, Representer representer) @safe
{ {
string value = node.as!string; string value = node.as!string;
return value is null return value is null
@ -476,7 +476,7 @@ Node representString(ref Node node, Representer representer)
} }
///Represent a bytes _node as a binary scalar. ///Represent a bytes _node as a binary scalar.
Node representBytes(ref Node node, Representer representer) Node representBytes(ref Node node, Representer representer) @system
{ {
const ubyte[] value = node.as!(ubyte[]); const ubyte[] value = node.as!(ubyte[]);
if(value is null){return representNull(node, representer);} if(value is null){return representNull(node, representer);}
@ -486,21 +486,21 @@ Node representBytes(ref Node node, Representer representer)
} }
///Represent a bool _node as a bool scalar. ///Represent a bool _node as a bool scalar.
Node representBool(ref Node node, Representer representer) Node representBool(ref Node node, Representer representer) @safe
{ {
return representer.representScalar("tag:yaml.org,2002:bool", return representer.representScalar("tag:yaml.org,2002:bool",
node.as!bool ? "true" : "false"); node.as!bool ? "true" : "false");
} }
///Represent a long _node as an integer scalar. ///Represent a long _node as an integer scalar.
Node representLong(ref Node node, Representer representer) Node representLong(ref Node node, Representer representer) @system
{ {
return representer.representScalar("tag:yaml.org,2002:int", return representer.representScalar("tag:yaml.org,2002:int",
to!string(node.as!long)); to!string(node.as!long));
} }
///Represent a real _node as a floating point scalar. ///Represent a real _node as a floating point scalar.
Node representReal(ref Node node, Representer representer) Node representReal(ref Node node, Representer representer) @system
{ {
real f = node.as!real; real f = node.as!real;
string value = isNaN(f) ? ".nan": string value = isNaN(f) ? ".nan":
@ -514,14 +514,14 @@ Node representReal(ref Node node, Representer representer)
} }
///Represent a SysTime _node as a timestamp. ///Represent a SysTime _node as a timestamp.
Node representSysTime(ref Node node, Representer representer) Node representSysTime(ref Node node, Representer representer) @system
{ {
return representer.representScalar("tag:yaml.org,2002:timestamp", return representer.representScalar("tag:yaml.org,2002:timestamp",
node.as!SysTime.toISOExtString()); node.as!SysTime.toISOExtString());
} }
///Represent a sequence _node as sequence/set. ///Represent a sequence _node as sequence/set.
Node representNodes(ref Node node, Representer representer) Node representNodes(ref Node node, Representer representer) @safe
{ {
auto nodes = node.as!(Node[]); auto nodes = node.as!(Node[]);
if(node.tag_ == Tag("tag:yaml.org,2002:set")) if(node.tag_ == Tag("tag:yaml.org,2002:set"))
@ -543,7 +543,7 @@ Node representNodes(ref Node node, Representer representer)
} }
///Represent a mapping _node as map/ordered map/pairs. ///Represent a mapping _node as map/ordered map/pairs.
Node representPairs(ref Node node, Representer representer) Node representPairs(ref Node node, Representer representer) @system
{ {
auto pairs = node.as!(Node.Pair[]); auto pairs = node.as!(Node.Pair[]);
@ -600,7 +600,7 @@ struct MyStruct
{ {
int x, y, z; int x, y, z;
const int opCmp(ref const MyStruct s) const int opCmp(ref const MyStruct s) const pure @safe nothrow
{ {
if(x != s.x){return x - s.x;} if(x != s.x){return x - s.x;}
if(y != s.y){return y - s.y;} if(y != s.y){return y - s.y;}
@ -609,7 +609,7 @@ struct MyStruct
} }
} }
Node representMyStruct(ref Node node, Representer representer) Node representMyStruct(ref Node node, Representer representer) @system
{ {
//The node is guaranteed to be MyStruct as we add representer for MyStruct. //The node is guaranteed to be MyStruct as we add representer for MyStruct.
auto value = node.as!MyStruct; auto value = node.as!MyStruct;
@ -619,14 +619,14 @@ Node representMyStruct(ref Node node, Representer representer)
return representer.representScalar("!mystruct.tag", scalar); return representer.representScalar("!mystruct.tag", scalar);
} }
Node representMyStructSeq(ref Node node, Representer representer) Node representMyStructSeq(ref Node node, Representer representer) @safe
{ {
auto value = node.as!MyStruct; auto value = node.as!MyStruct;
auto nodes = [Node(value.x), Node(value.y), Node(value.z)]; auto nodes = [Node(value.x), Node(value.y), Node(value.z)];
return representer.representSequence("!mystruct.tag", nodes); return representer.representSequence("!mystruct.tag", nodes);
} }
Node representMyStructMap(ref Node node, Representer representer) Node representMyStructMap(ref Node node, Representer representer) @safe
{ {
auto value = node.as!MyStruct; auto value = node.as!MyStruct;
auto pairs = [Node.Pair("x", value.x), auto pairs = [Node.Pair("x", value.x),
@ -639,14 +639,14 @@ class MyClass
{ {
int x, y, z; int x, y, z;
this(int x, int y, int z) this(int x, int y, int z) pure @safe nothrow
{ {
this.x = x; this.x = x;
this.y = y; this.y = y;
this.z = z; this.z = z;
} }
override int opCmp(Object o) override int opCmp(Object o) pure @safe nothrow
{ {
MyClass s = cast(MyClass)o; MyClass s = cast(MyClass)o;
if(s is null){return -1;} if(s is null){return -1;}
@ -657,14 +657,14 @@ class MyClass
} }
///Useful for Node.as!string . ///Useful for Node.as!string .
override string toString() override string toString() @trusted
{ {
return format("MyClass(", x, ", ", y, ", ", z, ")"); return format("MyClass(", x, ", ", y, ", ", z, ")");
} }
} }
//Same as representMyStruct. //Same as representMyStruct.
Node representMyClass(ref Node node, Representer representer) Node representMyClass(ref Node node, Representer representer) @system
{ {
//The node is guaranteed to be MyClass as we add representer for MyClass. //The node is guaranteed to be MyClass as we add representer for MyClass.
auto value = node.as!MyClass; auto value = node.as!MyClass;

15
dyaml/resolver.d
View file

@ -61,7 +61,7 @@ final class Resolver
* *
* Params: defaultImplicitResolvers = Use default YAML implicit resolvers? * Params: defaultImplicitResolvers = Use default YAML implicit resolvers?
*/ */
this(bool defaultImplicitResolvers = true) this(bool defaultImplicitResolvers = true) @safe
{ {
defaultScalarTag_ = Tag("tag:yaml.org,2002:str"); defaultScalarTag_ = Tag("tag:yaml.org,2002:str");
defaultSequenceTag_ = Tag("tag:yaml.org,2002:seq"); defaultSequenceTag_ = Tag("tag:yaml.org,2002:seq");
@ -70,7 +70,7 @@ final class Resolver
} }
///Destroy the Resolver. ///Destroy the Resolver.
~this() pure @safe nothrow ~this()
{ {
clear(yamlImplicitResolvers_); clear(yamlImplicitResolvers_);
yamlImplicitResolvers_ = null; yamlImplicitResolvers_ = null;
@ -116,6 +116,7 @@ final class Resolver
* -------------------- * --------------------
*/ */
void addImplicitResolver(string tag, Regex!char regexp, string first) void addImplicitResolver(string tag, Regex!char regexp, string first)
pure @safe
{ {
foreach(const dchar c; first) foreach(const dchar c; first)
{ {
@ -141,7 +142,7 @@ final class Resolver
* *
* Returns: Resolved tag. * Returns: Resolved tag.
*/ */
Tag resolve(NodeID kind, Tag tag, string value, bool implicit) Tag resolve(NodeID kind, Tag tag, string value, bool implicit) @safe
{ {
if(!tag.isNull() && tag.get() != "!"){return tag;} if(!tag.isNull() && tag.get() != "!"){return tag;}
@ -210,17 +211,17 @@ final class Resolver
} }
///Return default scalar tag. ///Return default scalar tag.
@property Tag defaultScalarTag() const {return defaultScalarTag_;} @property Tag defaultScalarTag() const pure @safe nothrow {return defaultScalarTag_;}
///Return default sequence tag. ///Return default sequence tag.
@property Tag defaultSequenceTag() const {return defaultSequenceTag_;} @property Tag defaultSequenceTag() const pure @safe nothrow {return defaultSequenceTag_;}
///Return default mapping tag. ///Return default mapping tag.
@property Tag defaultMappingTag() const {return defaultMappingTag_;} @property Tag defaultMappingTag() const pure @safe nothrow {return defaultMappingTag_;}
private: private:
///Add default implicit resolvers. ///Add default implicit resolvers.
void addImplicitResolvers() void addImplicitResolvers() @safe
{ {
addImplicitResolver("tag:yaml.org,2002:bool", addImplicitResolver("tag:yaml.org,2002:bool",
regex(r"^(?:yes|Yes|YES|no|No|NO|true|True|TRUE" regex(r"^(?:yes|Yes|YES|no|No|NO|true|True|TRUE"

133
dyaml/scanner.d
View file

@ -152,7 +152,7 @@ final class Scanner
public: public:
///Construct a Scanner using specified Reader. ///Construct a Scanner using specified Reader.
this(Reader reader) this(Reader reader) @trusted nothrow
{ {
//Return the next token, but do not delete it from the queue //Return the next token, but do not delete it from the queue
reader_ = reader; reader_ = reader;
@ -161,7 +161,7 @@ final class Scanner
} }
///Destroy the scanner. ///Destroy the scanner.
~this() @trusted ~this()
{ {
clear(tokens_); clear(tokens_);
clear(indents_); clear(indents_);
@ -182,7 +182,7 @@ final class Scanner
* or if there are any tokens left if no types specified. * or if there are any tokens left if no types specified.
* false otherwise. * false otherwise.
*/ */
bool checkToken(in TokenID[] ids ...) bool checkToken(in TokenID[] ids ...) @safe
{ {
//Check if the next token is one of specified types. //Check if the next token is one of specified types.
while(needMoreTokens()){fetchToken();} while(needMoreTokens()){fetchToken();}
@ -206,7 +206,7 @@ final class Scanner
* *
* Must not be called if there are no tokens left. * Must not be called if there are no tokens left.
*/ */
ref const(Token) peekToken() ref const(Token) peekToken() @safe
{ {
while(needMoreTokens){fetchToken();} while(needMoreTokens){fetchToken();}
if(!tokens_.empty){return tokens_.peek();} if(!tokens_.empty){return tokens_.peek();}
@ -218,7 +218,7 @@ final class Scanner
* *
* Must not be called if there are no tokens left. * Must not be called if there are no tokens left.
*/ */
Token getToken() Token getToken() @safe
{ {
while(needMoreTokens){fetchToken();} while(needMoreTokens){fetchToken();}
if(!tokens_.empty) if(!tokens_.empty)
@ -231,7 +231,7 @@ final class Scanner
private: private:
///Determine whether or not we need to fetch more tokens before peeking/getting a token. ///Determine whether or not we need to fetch more tokens before peeking/getting a token.
bool needMoreTokens() bool needMoreTokens() pure @safe
{ {
if(done_) {return false;} if(done_) {return false;}
if(tokens_.empty){return true;} if(tokens_.empty){return true;}
@ -242,7 +242,7 @@ final class Scanner
} }
///Fetch at token, adding it to tokens_. ///Fetch at token, adding it to tokens_.
void fetchToken() void fetchToken() @trusted
{ {
///Eat whitespaces and comments until we reach the next token. ///Eat whitespaces and comments until we reach the next token.
scanToNextToken(); scanToNextToken();
@ -287,7 +287,7 @@ final class Scanner
///Return the token number of the nearest possible simple key. ///Return the token number of the nearest possible simple key.
uint nextPossibleSimpleKey() uint nextPossibleSimpleKey() pure @safe nothrow
{ {
uint minTokenNumber = uint.max; uint minTokenNumber = uint.max;
foreach(k, ref simpleKey; possibleSimpleKeys_) foreach(k, ref simpleKey; possibleSimpleKeys_)
@ -307,7 +307,7 @@ final class Scanner
* Disabling this will allow simple keys of any length and * Disabling this will allow simple keys of any length and
* height (may cause problems if indentation is broken though). * height (may cause problems if indentation is broken though).
*/ */
void stalePossibleSimpleKeys() void stalePossibleSimpleKeys() pure @safe
{ {
foreach(level, ref key; possibleSimpleKeys_) foreach(level, ref key; possibleSimpleKeys_)
{ {
@ -328,7 +328,7 @@ final class Scanner
* *
* This function is called for ALIAS, ANCHOR, TAG, SCALAR(flow), '[', and '{'. * This function is called for ALIAS, ANCHOR, TAG, SCALAR(flow), '[', and '{'.
*/ */
void savePossibleSimpleKey() void savePossibleSimpleKey() pure @system
{ {
//Check if a simple key is required at the current position. //Check if a simple key is required at the current position.
const required = (flowLevel_ == 0 && indent_ == reader_.column); const required = (flowLevel_ == 0 && indent_ == reader_.column);
@ -360,7 +360,7 @@ final class Scanner
} }
///Remove the saved possible key position at the current flow level. ///Remove the saved possible key position at the current flow level.
void removePossibleSimpleKey() void removePossibleSimpleKey() pure @safe
{ {
if(possibleSimpleKeys_.length <= flowLevel_){return;} if(possibleSimpleKeys_.length <= flowLevel_){return;}
@ -379,7 +379,7 @@ final class Scanner
* *
* Params: column = Current column in the file/stream. * Params: column = Current column in the file/stream.
*/ */
void unwindIndent(in int column) void unwindIndent(in int column) @trusted
{ {
if(flowLevel_ > 0) if(flowLevel_ > 0)
{ {
@ -416,7 +416,7 @@ final class Scanner
* *
* Returns: true if the indentation was increased, false otherwise. * Returns: true if the indentation was increased, false otherwise.
*/ */
bool addIndent(int column) bool addIndent(int column) @trusted
{ {
if(indent_ >= column){return false;} if(indent_ >= column){return false;}
indents_ ~= indent_; indents_ ~= indent_;
@ -426,13 +426,13 @@ final class Scanner
///Add STREAM-START token. ///Add STREAM-START token.
void fetchStreamStart() void fetchStreamStart() @safe nothrow
{ {
tokens_.push(streamStartToken(reader_.mark, reader_.mark, reader_.encoding)); tokens_.push(streamStartToken(reader_.mark, reader_.mark, reader_.encoding));
} }
///Add STREAM-END token. ///Add STREAM-END token.
void fetchStreamEnd() void fetchStreamEnd() @safe
{ {
//Set intendation to -1 . //Set intendation to -1 .
unwindIndent(-1); unwindIndent(-1);
@ -445,7 +445,7 @@ final class Scanner
} }
///Add DIRECTIVE token. ///Add DIRECTIVE token.
void fetchDirective() void fetchDirective() @safe
{ {
//Set intendation to -1 . //Set intendation to -1 .
unwindIndent(-1); unwindIndent(-1);
@ -457,7 +457,7 @@ final class Scanner
} }
///Add DOCUMENT-START or DOCUMENT-END token. ///Add DOCUMENT-START or DOCUMENT-END token.
void fetchDocumentIndicator(TokenID id)() void fetchDocumentIndicator(TokenID id)() @safe
if(id == TokenID.DocumentStart || id == TokenID.DocumentEnd) if(id == TokenID.DocumentStart || id == TokenID.DocumentEnd)
{ {
//Set indentation to -1 . //Set indentation to -1 .
@ -476,7 +476,7 @@ final class Scanner
alias fetchDocumentIndicator!(TokenID.DocumentEnd) fetchDocumentEnd; alias fetchDocumentIndicator!(TokenID.DocumentEnd) fetchDocumentEnd;
///Add FLOW-SEQUENCE-START or FLOW-MAPPING-START token. ///Add FLOW-SEQUENCE-START or FLOW-MAPPING-START token.
void fetchFlowCollectionStart(TokenID id)() void fetchFlowCollectionStart(TokenID id)() @trusted
{ {
//'[' and '{' may start a simple key. //'[' and '{' may start a simple key.
savePossibleSimpleKey(); savePossibleSimpleKey();
@ -494,7 +494,7 @@ final class Scanner
alias fetchFlowCollectionStart!(TokenID.FlowMappingStart) fetchFlowMappingStart; alias fetchFlowCollectionStart!(TokenID.FlowMappingStart) fetchFlowMappingStart;
///Add FLOW-SEQUENCE-START or FLOW-MAPPING-START token. ///Add FLOW-SEQUENCE-START or FLOW-MAPPING-START token.
void fetchFlowCollectionEnd(TokenID id)() void fetchFlowCollectionEnd(TokenID id)() @safe
{ {
//Reset possible simple key on the current level. //Reset possible simple key on the current level.
removePossibleSimpleKey(); removePossibleSimpleKey();
@ -512,7 +512,7 @@ final class Scanner
alias fetchFlowCollectionEnd!(TokenID.FlowMappingEnd) fetchFlowMappingEnd; alias fetchFlowCollectionEnd!(TokenID.FlowMappingEnd) fetchFlowMappingEnd;
///Add FLOW-ENTRY token; ///Add FLOW-ENTRY token;
void fetchFlowEntry() void fetchFlowEntry() @safe
{ {
//Reset possible simple key on the current level. //Reset possible simple key on the current level.
removePossibleSimpleKey(); removePossibleSimpleKey();
@ -530,7 +530,7 @@ final class Scanner
* Params: type = String representing the token type we might need to add. * Params: type = String representing the token type we might need to add.
* id = Token type we might need to add. * id = Token type we might need to add.
*/ */
void blockChecks(string type, TokenID id)() void blockChecks(string type, TokenID id)() @safe
{ {
//Are we allowed to start a key (not neccesarily a simple one)? //Are we allowed to start a key (not neccesarily a simple one)?
enforce(allowSimpleKey_, new Error(type ~ " keys are not allowed here", enforce(allowSimpleKey_, new Error(type ~ " keys are not allowed here",
@ -543,7 +543,7 @@ final class Scanner
} }
///Add BLOCK-ENTRY token. Might add BLOCK-SEQUENCE-START in the process. ///Add BLOCK-ENTRY token. Might add BLOCK-SEQUENCE-START in the process.
void fetchBlockEntry() void fetchBlockEntry() @safe
{ {
if(flowLevel_ == 0){blockChecks!("Sequence", TokenID.BlockSequenceStart)();} if(flowLevel_ == 0){blockChecks!("Sequence", TokenID.BlockSequenceStart)();}
@ -561,7 +561,7 @@ final class Scanner
} }
///Add KEY token. Might add BLOCK-MAPPING-START in the process. ///Add KEY token. Might add BLOCK-MAPPING-START in the process.
void fetchKey() void fetchKey() @safe
{ {
if(flowLevel_ == 0){blockChecks!("Mapping", TokenID.BlockMappingStart)();} if(flowLevel_ == 0){blockChecks!("Mapping", TokenID.BlockMappingStart)();}
@ -576,7 +576,7 @@ final class Scanner
} }
///Add VALUE token. Might add KEY and/or BLOCK-MAPPING-START in the process. ///Add VALUE token. Might add KEY and/or BLOCK-MAPPING-START in the process.
void fetchValue() void fetchValue() @safe
{ {
//Do we determine a simple key? //Do we determine a simple key?
if(possibleSimpleKeys_.length > flowLevel_ && if(possibleSimpleKeys_.length > flowLevel_ &&
@ -629,7 +629,7 @@ final class Scanner
} }
///Add ALIAS or ANCHOR token. ///Add ALIAS or ANCHOR token.
void fetchAnchor_(TokenID id)() void fetchAnchor_(TokenID id)() @trusted
if(id == TokenID.Alias || id == TokenID.Anchor) if(id == TokenID.Alias || id == TokenID.Anchor)
{ {
//ALIAS/ANCHOR could be a simple key. //ALIAS/ANCHOR could be a simple key.
@ -645,7 +645,7 @@ final class Scanner
alias fetchAnchor_!(TokenID.Anchor) fetchAnchor; alias fetchAnchor_!(TokenID.Anchor) fetchAnchor;
///Add TAG token. ///Add TAG token.
void fetchTag() void fetchTag() @trusted
{ {
//TAG could start a simple key. //TAG could start a simple key.
savePossibleSimpleKey(); savePossibleSimpleKey();
@ -656,7 +656,7 @@ final class Scanner
} }
///Add block SCALAR token. ///Add block SCALAR token.
void fetchBlockScalar(ScalarStyle style)() void fetchBlockScalar(ScalarStyle style)() @trusted
if(style == ScalarStyle.Literal || style == ScalarStyle.Folded) if(style == ScalarStyle.Literal || style == ScalarStyle.Folded)
{ {
//Reset possible simple key on the current level. //Reset possible simple key on the current level.
@ -672,7 +672,7 @@ final class Scanner
alias fetchBlockScalar!(ScalarStyle.Folded) fetchFolded; alias fetchBlockScalar!(ScalarStyle.Folded) fetchFolded;
///Add quoted flow SCALAR token. ///Add quoted flow SCALAR token.
void fetchFlowScalar(ScalarStyle quotes)() void fetchFlowScalar(ScalarStyle quotes)() @trusted
{ {
//A flow scalar could be a simple key. //A flow scalar could be a simple key.
savePossibleSimpleKey(); savePossibleSimpleKey();
@ -688,7 +688,7 @@ final class Scanner
alias fetchFlowScalar!(ScalarStyle.DoubleQuoted) fetchDouble; alias fetchFlowScalar!(ScalarStyle.DoubleQuoted) fetchDouble;
///Add plain SCALAR token. ///Add plain SCALAR token.
void fetchPlain() void fetchPlain() @trusted
{ {
//A plain scalar could be a simple key //A plain scalar could be a simple key
savePossibleSimpleKey(); savePossibleSimpleKey();
@ -702,10 +702,13 @@ final class Scanner
///Check if the next token is DIRECTIVE: ^ '%' ... ///Check if the next token is DIRECTIVE: ^ '%' ...
bool checkDirective(){return reader_.peek() == '%' && reader_.column == 0;} bool checkDirective() @safe
{
return reader_.peek() == '%' && reader_.column == 0;
}
///Check if the next token is DOCUMENT-START: ^ '---' (' '|'\n') ///Check if the next token is DOCUMENT-START: ^ '---' (' '|'\n')
bool checkDocumentStart() bool checkDocumentStart() @safe
{ {
//Check one char first, then all 3, to prevent reading outside stream. //Check one char first, then all 3, to prevent reading outside stream.
return reader_.column == 0 && return reader_.column == 0 &&
@ -715,7 +718,7 @@ final class Scanner
} }
///Check if the next token is DOCUMENT-END: ^ '...' (' '|'\n') ///Check if the next token is DOCUMENT-END: ^ '...' (' '|'\n')
bool checkDocumentEnd() bool checkDocumentEnd() @safe
{ {
//Check one char first, then all 3, to prevent reading outside stream. //Check one char first, then all 3, to prevent reading outside stream.
return reader_.column == 0 && return reader_.column == 0 &&
@ -725,7 +728,7 @@ final class Scanner
} }
///Check if the next token is BLOCK-ENTRY: '-' (' '|'\n') ///Check if the next token is BLOCK-ENTRY: '-' (' '|'\n')
bool checkBlockEntry() bool checkBlockEntry() @safe
{ {
return reader_.peek() == '-' && return reader_.peek() == '-' &&
" \t\0\n\r\u0085\u2028\u2029"d.canFind(reader_.peek(1)); " \t\0\n\r\u0085\u2028\u2029"d.canFind(reader_.peek(1));
@ -736,7 +739,7 @@ final class Scanner
* *
* or KEY(block context): '?' (' '|'\n') * or KEY(block context): '?' (' '|'\n')
*/ */
bool checkKey() bool checkKey() @safe
{ {
return reader_.peek() == '?' && return reader_.peek() == '?' &&
(flowLevel_ > 0 || (flowLevel_ > 0 ||
@ -748,7 +751,7 @@ final class Scanner
* *
* or VALUE(block context): ':' (' '|'\n') * or VALUE(block context): ':' (' '|'\n')
*/ */
bool checkValue() bool checkValue() @safe
{ {
return reader_.peek() == ':' && return reader_.peek() == ':' &&
(flowLevel_ > 0 || (flowLevel_ > 0 ||
@ -771,7 +774,7 @@ final class Scanner
* '-' character) because we want the flow context to be space * '-' character) because we want the flow context to be space
* independent. * independent.
*/ */
bool checkPlain() bool checkPlain() @safe
{ {
const c = reader_.peek(); const c = reader_.peek();
return !("-?:,[]{}#&*!|>\'\"%@` \t\0\n\r\u0085\u2028\u2029"d.canFind(c)) || return !("-?:,[]{}#&*!|>\'\"%@` \t\0\n\r\u0085\u2028\u2029"d.canFind(c)) ||
@ -780,13 +783,13 @@ final class Scanner
} }
///Move to the next non-space character. ///Move to the next non-space character.
void findNextNonSpace() void findNextNonSpace() @safe
{ {
while(reader_.peek() == ' '){reader_.forward();} while(reader_.peek() == ' '){reader_.forward();}
} }
///Scan a string of alphanumeric or "-_" characters. ///Scan a string of alphanumeric or "-_" characters.
dstring scanAlphaNumeric(string name)(in Mark startMark) dstring scanAlphaNumeric(string name)(in Mark startMark) @trusted
{ {
uint length = 0; uint length = 0;
dchar c = reader_.peek(); dchar c = reader_.peek();
@ -805,7 +808,7 @@ final class Scanner
} }
///Scan all characters until nex line break. ///Scan all characters until nex line break.
dstring scanToNextBreak() dstring scanToNextBreak() @safe
{ {
uint length = 0; uint length = 0;
while(!"\0\n\r\u0085\u2028\u2029"d.canFind(reader_.peek(length))){++length;} while(!"\0\n\r\u0085\u2028\u2029"d.canFind(reader_.peek(length))){++length;}
@ -823,7 +826,7 @@ final class Scanner
* specification requires. Any such mark will be considered as a part * specification requires. Any such mark will be considered as a part
* of the document. * of the document.
*/ */
void scanToNextToken() void scanToNextToken() @safe
{ {
//TODO(PyYAML): We need to make tab handling rules more sane. A good rule is: //TODO(PyYAML): We need to make tab handling rules more sane. A good rule is:
// Tabs cannot precede tokens // Tabs cannot precede tokens
@ -850,7 +853,7 @@ final class Scanner
} }
///Scan directive token. ///Scan directive token.
Token scanDirective() Token scanDirective() @trusted
{ {
Mark startMark = reader_.mark; Mark startMark = reader_.mark;
//Skip the '%'. //Skip the '%'.
@ -870,7 +873,7 @@ final class Scanner
} }
///Scan name of a directive token. ///Scan name of a directive token.
dstring scanDirectiveName(in Mark startMark) dstring scanDirectiveName(in Mark startMark) @trusted
{ {
//Scan directive name. //Scan directive name.
const name = scanAlphaNumeric!"a directive"(startMark); const name = scanAlphaNumeric!"a directive"(startMark);
@ -883,7 +886,7 @@ final class Scanner
} }
///Scan value of a YAML directive token. Returns major, minor version separated by '.'. ///Scan value of a YAML directive token. Returns major, minor version separated by '.'.
dstring scanYAMLDirectiveValue(in Mark startMark) dstring scanYAMLDirectiveValue(in Mark startMark) @trusted
{ {
findNextNonSpace(); findNextNonSpace();
@ -904,7 +907,7 @@ final class Scanner
} }
///Scan a number from a YAML directive. ///Scan a number from a YAML directive.
dstring scanYAMLDirectiveNumber(in Mark startMark) dstring scanYAMLDirectiveNumber(in Mark startMark) @trusted
{ {
enforce(isDigit(reader_.peek()), enforce(isDigit(reader_.peek()),
new Error("While scanning a directive", startMark, new Error("While scanning a directive", startMark,
@ -919,7 +922,7 @@ final class Scanner
} }
///Scan value of a tag directive. ///Scan value of a tag directive.
dstring scanTagDirectiveValue(in Mark startMark) dstring scanTagDirectiveValue(in Mark startMark) @safe
{ {
findNextNonSpace(); findNextNonSpace();
const handle = scanTagDirectiveHandle(startMark); const handle = scanTagDirectiveHandle(startMark);
@ -928,7 +931,7 @@ final class Scanner
} }
///Scan handle of a tag directive. ///Scan handle of a tag directive.
dstring scanTagDirectiveHandle(in Mark startMark) dstring scanTagDirectiveHandle(in Mark startMark) @trusted
{ {
const value = scanTagHandle("directive", startMark); const value = scanTagHandle("directive", startMark);
enforce(reader_.peek() == ' ', enforce(reader_.peek() == ' ',
@ -939,7 +942,7 @@ final class Scanner
} }
///Scan prefix of a tag directive. ///Scan prefix of a tag directive.
dstring scanTagDirectivePrefix(in Mark startMark) dstring scanTagDirectivePrefix(in Mark startMark) @trusted
{ {
const value = scanTagURI("directive", startMark); const value = scanTagURI("directive", startMark);
enforce(" \0\n\r\u0085\u2028\u2029"d.canFind(reader_.peek()), enforce(" \0\n\r\u0085\u2028\u2029"d.canFind(reader_.peek()),
@ -951,7 +954,7 @@ final class Scanner
} }
///Scan (and ignore) ignored line after a directive. ///Scan (and ignore) ignored line after a directive.
void scanDirectiveIgnoredLine(in Mark startMark) void scanDirectiveIgnoredLine(in Mark startMark) @trusted
{ {
findNextNonSpace(); findNextNonSpace();
if(reader_.peek() == '#'){scanToNextBreak();} if(reader_.peek() == '#'){scanToNextBreak();}
@ -975,7 +978,7 @@ final class Scanner
* [ *alias , "value" ] * [ *alias , "value" ]
* Therefore we restrict aliases to ASCII alphanumeric characters. * Therefore we restrict aliases to ASCII alphanumeric characters.
*/ */
Token scanAnchor(TokenID id) Token scanAnchor(TokenID id) @trusted
{ {
const startMark = reader_.mark; const startMark = reader_.mark;
@ -1002,7 +1005,7 @@ final class Scanner
} }
///Scan a tag token. ///Scan a tag token.
Token scanTag() Token scanTag() @trusted
{ {
const startMark = reader_.mark; const startMark = reader_.mark;
dchar c = reader_.peek(1); dchar c = reader_.peek(1);
@ -1058,7 +1061,7 @@ final class Scanner
} }
///Scan a block scalar token with specified style. ///Scan a block scalar token with specified style.
Token scanBlockScalar(in ScalarStyle style) Token scanBlockScalar(in ScalarStyle style) @system
{ {
const startMark = reader_.mark; const startMark = reader_.mark;
@ -1139,7 +1142,7 @@ final class Scanner
} }
///Scan chomping and indentation indicators of a scalar token. ///Scan chomping and indentation indicators of a scalar token.
Tuple!(Chomping, int) scanBlockScalarIndicators(in Mark startMark) Tuple!(Chomping, int) scanBlockScalarIndicators(in Mark startMark) @trusted
{ {
auto chomping = Chomping.Clip; auto chomping = Chomping.Clip;
int increment = int.min; int increment = int.min;
@ -1182,7 +1185,7 @@ final class Scanner
} }
///Scan (and ignore) ignored line in a block scalar. ///Scan (and ignore) ignored line in a block scalar.
void scanBlockScalarIgnoredLine(in Mark startMark) void scanBlockScalarIgnoredLine(in Mark startMark) @trusted
{ {
findNextNonSpace(); findNextNonSpace();
if(reader_.peek == '#'){scanToNextBreak();} if(reader_.peek == '#'){scanToNextBreak();}
@ -1195,7 +1198,7 @@ final class Scanner
} }
///Scan indentation in a block scalar, returning line breaks, max indent and end mark. ///Scan indentation in a block scalar, returning line breaks, max indent and end mark.
Tuple!(dchar[], uint, Mark) scanBlockScalarIndentation() Tuple!(dchar[], uint, Mark) scanBlockScalarIndentation() @safe
{ {
dchar[] chunks; dchar[] chunks;
uint maxIndent; uint maxIndent;
@ -1217,7 +1220,7 @@ final class Scanner
} }
///Scan line breaks at lower or specified indentation in a block scalar. ///Scan line breaks at lower or specified indentation in a block scalar.
Tuple!(dchar[], Mark) scanBlockScalarBreaks(in uint indent) Tuple!(dchar[], Mark) scanBlockScalarBreaks(in uint indent) @safe
{ {
dchar[] chunks; dchar[] chunks;
Mark endMark = reader_.mark; Mark endMark = reader_.mark;
@ -1234,7 +1237,7 @@ final class Scanner
} }
///Scan a qouted flow scalar token with specified quotes. ///Scan a qouted flow scalar token with specified quotes.
Token scanFlowScalar(in ScalarStyle quotes) Token scanFlowScalar(in ScalarStyle quotes) @system
{ {
const startMark = reader_.mark; const startMark = reader_.mark;
const quote = reader_.get(); const quote = reader_.get();
@ -1256,7 +1259,7 @@ final class Scanner
} }
///Scan nonspace characters in a flow scalar. ///Scan nonspace characters in a flow scalar.
void scanFlowScalarNonSpaces(in ScalarStyle quotes, in Mark startMark) void scanFlowScalarNonSpaces(in ScalarStyle quotes, in Mark startMark) @system
{ {
for(;;) for(;;)
{ {
@ -1343,7 +1346,7 @@ final class Scanner
} }
///Scan space characters in a flow scalar. ///Scan space characters in a flow scalar.
void scanFlowScalarSpaces(in Mark startMark) void scanFlowScalarSpaces(in Mark startMark) @system
{ {
uint length = 0; uint length = 0;
while(" \t"d.canFind(reader_.peek(length))){++length;} while(" \t"d.canFind(reader_.peek(length))){++length;}
@ -1371,7 +1374,7 @@ final class Scanner
} }
///Scan line breaks in a flow scalar. ///Scan line breaks in a flow scalar.
dstring scanFlowScalarBreaks(in Mark startMark) dstring scanFlowScalarBreaks(in Mark startMark) @system
{ {
auto appender = appender!dstring(); auto appender = appender!dstring();
for(;;) for(;;)
@ -1396,7 +1399,7 @@ final class Scanner
} }
///Scan plain scalar token (no block, no quotes). ///Scan plain scalar token (no block, no quotes).
Token scanPlain() Token scanPlain() @system
{ {
//We keep track of the allowSimpleKey_ flag here. //We keep track of the allowSimpleKey_ flag here.
//Indentation rules are loosed for the flow context //Indentation rules are loosed for the flow context
@ -1461,7 +1464,7 @@ final class Scanner
} }
///Scan spaces in a plain scalar. ///Scan spaces in a plain scalar.
dstring scanPlainSpaces(in Mark startMark) dstring scanPlainSpaces(in Mark startMark) @system
{ {
///The specification is really confusing about tabs in plain scalars. ///The specification is really confusing about tabs in plain scalars.
///We just forbid them completely. Do not use tabs in YAML! ///We just forbid them completely. Do not use tabs in YAML!
@ -1509,7 +1512,7 @@ final class Scanner
} }
///Scan handle of a tag token. ///Scan handle of a tag token.
dstring scanTagHandle(in string name, in Mark startMark) dstring scanTagHandle(const string name, in Mark startMark) @system
{ {
dchar c = reader_.peek(); dchar c = reader_.peek();
enforce(c == '!', enforce(c == '!',
@ -1538,7 +1541,7 @@ final class Scanner
} }
///Scan URI in a tag token. ///Scan URI in a tag token.
dstring scanTagURI(in string name, in Mark startMark) dstring scanTagURI(const string name, in Mark startMark) @system
{ {
//Note: we do not check if URI is well-formed. //Note: we do not check if URI is well-formed.
//Using appender_, so clear it when we're done. //Using appender_, so clear it when we're done.
@ -1570,7 +1573,7 @@ final class Scanner
} }
///Scan URI escape sequences. ///Scan URI escape sequences.
dstring scanURIEscapes(in string name, in Mark startMark) dstring scanURIEscapes(const string name, in Mark startMark) @system
{ {
ubyte[] bytes; ubyte[] bytes;
Mark mark = reader_.mark; Mark mark = reader_.mark;
@ -1628,7 +1631,7 @@ final class Scanner
* '\u2029 : '\u2029' * '\u2029 : '\u2029'
* no break : '\0' * no break : '\0'
*/ */
dchar scanLineBreak() dchar scanLineBreak() @safe
{ {
const c = reader_.peek(); const c = reader_.peek();

14
dyaml/serializer.d
View file

@ -70,7 +70,7 @@ struct Serializer
*/ */
this(ref Emitter emitter, Resolver resolver, Encoding encoding, this(ref Emitter emitter, Resolver resolver, Encoding encoding,
in bool explicitStart, in bool explicitEnd, string YAMLVersion, in bool explicitStart, in bool explicitEnd, string YAMLVersion,
TagDirective[] tagDirectives) TagDirective[] tagDirectives) @trusted
{ {
emitter_ = &emitter; emitter_ = &emitter;
resolver_ = resolver; resolver_ = resolver;
@ -83,7 +83,7 @@ struct Serializer
} }
///Destroy the Serializer. ///Destroy the Serializer.
~this() @safe ~this()
{ {
emitter_.emit(streamEndEvent(Mark(), Mark())); emitter_.emit(streamEndEvent(Mark(), Mark()));
clear(YAMLVersion_); clear(YAMLVersion_);
@ -95,7 +95,7 @@ struct Serializer
} }
///Serialize a node, emitting it in the process. ///Serialize a node, emitting it in the process.
void serialize(ref Node node) void serialize(ref Node node) @safe
{ {
emitter_.emit(documentStartEvent(Mark(), Mark(), explicitStart_, emitter_.emit(documentStartEvent(Mark(), Mark(), explicitStart_,
YAMLVersion_, tagDirectives_)); YAMLVersion_, tagDirectives_));
@ -120,7 +120,7 @@ struct Serializer
* *
* Returns: True if the node is anchorable, false otherwise. * Returns: True if the node is anchorable, false otherwise.
*/ */
static bool anchorable(ref Node node) static bool anchorable(ref Node node) @safe
{ {
if(node.isScalar) if(node.isScalar)
{ {
@ -132,7 +132,7 @@ struct Serializer
} }
///Add an anchor to the node if it's anchorable and not anchored yet. ///Add an anchor to the node if it's anchorable and not anchored yet.
void anchorNode(ref Node node) void anchorNode(ref Node node) @safe
{ {
if(!anchorable(node)){return;} if(!anchorable(node)){return;}
@ -158,7 +158,7 @@ struct Serializer
} }
///Generate and return a new anchor. ///Generate and return a new anchor.
Anchor generateAnchor() Anchor generateAnchor() @trusted
{ {
++lastAnchorID_; ++lastAnchorID_;
auto appender = appender!string; auto appender = appender!string;
@ -167,7 +167,7 @@ struct Serializer
} }
///Serialize a node and all its subnodes. ///Serialize a node and all its subnodes.
void serializeNode(ref Node node) void serializeNode(ref Node node) @trusted
{ {
//If the node has an anchor, emit an anchor (as aliasEvent) on the //If the node has an anchor, emit an anchor (as aliasEvent) on the
//first occurrence, save it in serializedNodes_, and emit an alias //first occurrence, save it in serializedNodes_, and emit an alias

12
dyaml/token.d
View file

@ -69,7 +69,7 @@ struct Token
Encoding encoding; Encoding encoding;
///Get string representation of the token ID. ///Get string representation of the token ID.
@property string idString() const {return to!string(id);} @property string idString() const @trusted {return to!string(id);}
} }
/** /**
@ -79,7 +79,7 @@ struct Token
* end = End position of the token. * end = End position of the token.
* value = Value of the token. * value = Value of the token.
*/ */
Token directiveToken(in Mark start, in Mark end, in string value) pure Token directiveToken(in Mark start, in Mark end, in string value) pure @safe nothrow
{ {
return Token(value, start, end, TokenID.Directive); return Token(value, start, end, TokenID.Directive);
} }
@ -91,7 +91,7 @@ Token directiveToken(in Mark start, in Mark end, in string value) pure
* start = Start position of the token. * start = Start position of the token.
* end = End position of the token. * end = End position of the token.
*/ */
Token simpleToken(TokenID id)(in Mark start, in Mark end) pure Token simpleToken(TokenID id)(in Mark start, in Mark end) pure @safe nothrow
{ {
return Token(null, start, end, id); return Token(null, start, end, id);
} }
@ -103,7 +103,7 @@ Token simpleToken(TokenID id)(in Mark start, in Mark end) pure
* end = End position of the token. * end = End position of the token.
* encoding = Encoding of the stream. * encoding = Encoding of the stream.
*/ */
Token streamStartToken(in Mark start, in Mark end, in Encoding encoding) pure Token streamStartToken(in Mark start, in Mark end, in Encoding encoding) pure @safe nothrow
{ {
return Token(null, start, end, TokenID.StreamStart, ScalarStyle.Invalid, encoding); return Token(null, start, end, TokenID.StreamStart, ScalarStyle.Invalid, encoding);
} }
@ -126,7 +126,7 @@ alias simpleToken!(TokenID.FlowEntry) flowEntryToken;
* end = End position of the token. * end = End position of the token.
* value = Value of the token. * value = Value of the token.
*/ */
Token simpleValueToken(TokenID id)(in Mark start, in Mark end, string value) pure Token simpleValueToken(TokenID id)(in Mark start, in Mark end, string value) pure @safe nothrow
{ {
return Token(value, start, end, id); return Token(value, start, end, id);
} }
@ -144,7 +144,7 @@ alias simpleValueToken!(TokenID.Anchor) anchorToken;
* value = Value of the token. * value = Value of the token.
* style = Style of the token. * style = Style of the token.
*/ */
Token scalarToken(in Mark start, in Mark end, in string value, in ScalarStyle style) pure Token scalarToken(in Mark start, in Mark end, in string value, in ScalarStyle style) pure @safe nothrow
{ {
return Token(value, start, end, TokenID.Scalar, style); return Token(value, start, end, TokenID.Scalar, style);
} }

8
dyaml/zerostring.d
View file

@ -24,7 +24,7 @@ struct ZeroString(string TypeName)
@disable int opCmp(ref ZeroString); @disable int opCmp(ref ZeroString);
///Construct a string. ///Construct a string.
this(in string str) this(in string str) pure nothrow @safe
{ {
if(str is null || str == "") if(str is null || str == "")
{ {
@ -44,7 +44,7 @@ struct ZeroString(string TypeName)
} }
///Test for equality with another string. ///Test for equality with another string.
bool opEquals(const ref ZeroString str) const bool opEquals(const ref ZeroString str) const nothrow @trusted
{ {
return isNull ? str.isNull : return isNull ? str.isNull :
str.isNull ? false : (0 == strcmp(str_, str.str_)); str.isNull ? false : (0 == strcmp(str_, str.str_));
@ -60,7 +60,7 @@ struct ZeroString(string TypeName)
} }
///Compare with another string. ///Compare with another string.
int opCmp(const ref ZeroString str) const int opCmp(const ref ZeroString str) const nothrow @trusted
in{assert(!isNull && !str.isNull);} in{assert(!isNull && !str.isNull);}
body body
{ {
@ -68,7 +68,7 @@ struct ZeroString(string TypeName)
} }
///Is this string null (invalid)? ///Is this string null (invalid)?
@property bool isNull() const nothrow @safe {return str_ is null;} @property bool isNull() pure const nothrow @safe {return str_ is null;}
private: private:
///Hack to allow toHash to be @safe. ///Hack to allow toHash to be @safe.