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Improved Node exception messages.

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This commit is contained in:
Ferdinand Majerech 2012-03-01 15:23:53 +01:00
parent 2448c69f55
commit 2505c0b3af
1 changed files with 22 additions and 15 deletions
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37
dyaml/node.d
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@ -559,7 +559,7 @@ struct Node
{
return (cast(YAMLContainer!T)object).value_;
}
throw new Error("Node has unexpected type: " ~ object.type.toString ~
throw new Error("Node stores unexpected type: " ~ object.type.toString ~
". Expected: " ~ typeid(T).toString, startMark_);
}
@ -572,7 +572,7 @@ struct Node
static if(!stringConversion)
{
if(isString){return to!T(value_.get!string);}
throw new Error("Node has unexpected type: " ~ type.toString ~
throw new Error("Node stores unexpected type: " ~ type.toString ~
". Expected: " ~ typeid(T).toString, startMark_);
}
else
@ -604,7 +604,7 @@ struct Node
" out of range. Value: " ~ to!string(temp), startMark_));
return to!T(temp);
}
throw new Error("Node has unexpected type: " ~ type.toString ~
throw new Error("Node stores unexpected type: " ~ type.toString ~
". Expected: " ~ typeid(T).toString, startMark_);
}
assert(false, "This code should never be reached");
@ -642,7 +642,7 @@ struct Node
static if(!stringConversion)
{
if(isString){return to!T(value_.get!(const string));}
throw new Error("Node has unexpected type: " ~ type.toString ~
throw new Error("Node stores unexpected type: " ~ type.toString ~
". Expected: " ~ typeid(T).toString, startMark_);
}
else
@ -675,7 +675,7 @@ struct Node
" out of range. Value: " ~ to!string(temp), startMark_));
return to!T(temp);
}
throw new Error("Node has unexpected type: " ~ type.toString ~
throw new Error("Node stores unexpected type: " ~ type.toString ~
". Expected: " ~ typeid(T).toString, startMark_);
}
}
@ -693,7 +693,8 @@ struct Node
{
if(isSequence) {return value_.get!(const Node[]).length;}
else if(isMapping){return value_.get!(const Pair[]).length;}
throw new Error("Trying to get length of a scalar node", startMark_);
throw new Error("Trying to get length of a " ~ nodeTypeString ~ " node",
startMark_);
}
/**
@ -737,7 +738,7 @@ struct Node
string msg = "Mapping index not found" ~ (isSomeString!T ? ": " ~ to!string(index) : "");
throw new Error(msg, startMark_);
}
throw new Error("Trying to index node that does not support indexing", startMark_);
throw new Error("Trying to index a " ~ nodeTypeString ~ " node", startMark_);
}
unittest
{
@ -917,7 +918,7 @@ struct Node
return;
}
throw new Error("Trying to index a scalar node.", startMark_);
throw new Error("Trying to index a " ~ nodeTypeString ~ " node", startMark_);
}
unittest
{
@ -963,7 +964,7 @@ struct Node
int opApply(T)(int delegate(ref T) dg)
{
enforce(isSequence,
new Error("Trying to iterate over a node that is not a sequence",
new Error("Trying to sequence-foreach over a " ~ nodeTypeString ~ "node",
startMark_));
int result = 0;
@ -1020,7 +1021,7 @@ struct Node
int opApply(K, V)(int delegate(ref K, ref V) dg)
{
enforce(isMapping,
new Error("Trying to iterate over a node that is not a mapping",
new Error("Trying to mapping-foreach over a " ~ nodeTypeString ~ " node",
startMark_));
int result = 0;
@ -1120,7 +1121,7 @@ struct Node
void add(T)(T value)
{
enforce(isSequence(),
new Error("Trying to add an element to a non-sequence node", startMark_));
new Error("Trying to add an element to a " ~ nodeTypeString ~ " node", startMark_));
auto nodes = get!(Node[])();
static if(is(Unqual!T == Node)){nodes ~= value;}
@ -1157,7 +1158,8 @@ struct Node
void add(K, V)(K key, V value)
{
enforce(isMapping(),
new Error("Trying to add a key-value pair to a non-mapping node",
new Error("Trying to add a key-value pair to a " ~
nodeTypeString ~ " node",
startMark_));
auto pairs = get!(Node.Pair[])();
@ -1214,7 +1216,8 @@ struct Node
}
return;
}
throw new Error("Trying to remove an element from a scalar node", startMark_);
throw new Error("Trying to remove an element from a " ~ nodeTypeString ~ " node",
startMark_);
}
unittest
{
@ -1289,7 +1292,8 @@ struct Node
}
return;
}
throw new Error("Trying to remove an element from a scalar node", startMark_);
throw new Error("Trying to remove an element from a " ~ nodeTypeString ~ " node",
startMark_);
}
unittest
{
@ -1652,6 +1656,9 @@ struct Node
//Check if index is integral and in range.
void checkSequenceIndex(T)(T index) const
{
assert(isSequence,
"checkSequenceIndex() called on a " ~ nodeTypeString ~ " node");
static if(!isIntegral!T)
{
throw new Error("Indexing a sequence with a non-integral type.", startMark_);
@ -1687,7 +1694,7 @@ struct Node
string msg = "Mapping index not found" ~ (isSomeString!T ? ": " ~ to!string(index) : "");
throw new Error(msg, startMark_);
}
throw new Error("Trying to index node that does not support indexing", startMark_);
throw new Error("Trying to index a " ~ nodeTypeString ~ " node", startMark_);
}
}