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A ToSlice version of scanBlockScalarBreaks.

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This commit is contained in:
Ferdinand Majerech 2014-07-25 23:48:28 +02:00
parent 537c3c06f3
commit 0aa321f8c5
1 changed files with 22 additions and 3 deletions
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25
source/dyaml/scanner.d
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@ -1178,9 +1178,9 @@ final class Scanner
else
{
indent += increment - 1;
auto scalarBreaks = scanBlockScalarBreaks(indent);
breaks = scalarBreaks[0];
endMark = scalarBreaks[1];
reader_.sliceBuilder.begin();
endMark = scanBlockScalarBreaksToSlice(indent);
breaks = reader_.sliceBuilder.finish();
}
dchar[] lineBreak = ""d.dup;
@ -1376,6 +1376,25 @@ final class Scanner
return tuple(reader_.sliceBuilder.finish(), endMark);
}
/// Scan line breaks at lower or specified indentation in a block scalar.
///
/// Assumes that the caller is building a slice in Reader, and puts the scanned
/// characters into that slice.
Mark scanBlockScalarBreaksToSlice(const uint indent) @trusted pure nothrow @nogc
{
Mark endMark = reader_.mark;
for(;;)
{
while(reader_.column < indent && reader_.peek() == ' ') { reader_.forward(); }
if(!"\n\r\u0085\u2028\u2029"d.canFind(reader_.peek())) { break; }
reader_.sliceBuilder.write(scanLineBreak());
endMark = reader_.mark;
}
return endMark;
}
/// Scan a qouted flow scalar token with specified quotes.
///
/// In case of an error, error_ is set. Use throwIfError() to handle this.