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reunified ParseKey, ParseString, and ParseStringOrKey again

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This commit is contained in:
Kosta 2014-09-04 16:54:01 +02:00
parent 25f4892aa1
commit 4a71dc6d58
1 changed files with 14 additions and 28 deletions
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42
include/rapidjson/reader.h
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@ -473,7 +473,7 @@ private:
if (is.Peek() != '"')
RAPIDJSON_PARSE_ERROR(kParseErrorObjectMissName, is.Tell());
ParseKey<parseFlags>(is, handler);
ParseString<parseFlags>(is, handler, true);
RAPIDJSON_PARSE_ERROR_EARLY_RETURN_VOID;
SkipWhitespace(is);
@ -578,7 +578,7 @@ private:
RAPIDJSON_PARSE_ERROR(kParseErrorValueInvalid, is.Tell() - 1);
}
// Helper function to parse four hexidecimal digits in \uXXXX in ParseStringOrKey().
// Helper function to parse four hexidecimal digits in \uXXXX in ParseString().
template<typename InputStream>
unsigned ParseHex4(InputStream& is) {
unsigned codepoint = 0;
@ -618,47 +618,33 @@ private:
};
// Parse string and generate String event. Different code paths for kParseInsituFlag.
template<unsigned parseFlags, bool isKey, typename InputStream, typename Handler>
void ParseStringOrKey(InputStream& is, Handler& handler) {
template<unsigned parseFlags, typename InputStream, typename Handler>
void ParseString(InputStream& is, Handler& handler, bool isKey = false) {
internal::StreamLocalCopy<InputStream> copy(is);
InputStream& s(copy.s);
const typename TargetEncoding::Ch* str = NULL;
SizeType len = 0;
if (parseFlags & kParseInsituFlag) {
typename InputStream::Ch *head = s.PutBegin();
ParseStringToStream<parseFlags, SourceEncoding, SourceEncoding>(s, s);
RAPIDJSON_PARSE_ERROR_EARLY_RETURN_VOID;
size_t length = s.PutEnd(head) - 1;
RAPIDJSON_ASSERT(length <= 0xFFFFFFFF);
if (isKey) {
if (!handler.Key((typename TargetEncoding::Ch*)head, SizeType(length), false))
RAPIDJSON_PARSE_ERROR(kParseErrorTermination, s.Tell());
} else {
if (!handler.String((typename TargetEncoding::Ch*)head, SizeType(length), false))
RAPIDJSON_PARSE_ERROR(kParseErrorTermination, s.Tell());
}
str = (const typename TargetEncoding::Ch*)head;
len = SizeType(length);
}
else {
StackStream stackStream(stack_);
ParseStringToStream<parseFlags, SourceEncoding, TargetEncoding>(s, stackStream);
RAPIDJSON_PARSE_ERROR_EARLY_RETURN_VOID;
if (isKey) {
if (!handler.Key(stack_.template Pop<typename TargetEncoding::Ch>(stackStream.length_), stackStream.length_ - 1, true))
RAPIDJSON_PARSE_ERROR(kParseErrorTermination, s.Tell());
} else {
if (!handler.String(stack_.template Pop<typename TargetEncoding::Ch>(stackStream.length_), stackStream.length_ - 1, true))
RAPIDJSON_PARSE_ERROR(kParseErrorTermination, s.Tell());
}
str = stack_.template Pop<typename TargetEncoding::Ch>(stackStream.length_);
len = stackStream.length_ - 1;
}
}
template<unsigned parseFlags, typename InputStream, typename Handler>
void ParseKey(InputStream& is, Handler& handler) {
return ParseStringOrKey<parseFlags, true>(is, handler);
}
template<unsigned parseFlags, typename InputStream, typename Handler>
void ParseString(InputStream& is, Handler& handler) {
return ParseStringOrKey<parseFlags, false>(is, handler);
if(!(isKey ? handler.Key(str, len, false) : handler.String(str, len, false)))
RAPIDJSON_PARSE_ERROR(kParseErrorTermination, s.Tell());
}
// Parse string to an output is
@ -1216,7 +1202,7 @@ private:
}
case IterativeParsingMemberKeyState:
ParseKey<parseFlags>(is, handler);
ParseString<parseFlags>(is, handler, true);
if (HasParseError())
return IterativeParsingErrorState;
else