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Add EmitterStyle, which will allow sequence or map style (i.e., flow or block) to be preserved between parsing and emitting

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This commit is contained in:
Jesse Beder
2015-01-24 12:19:20 -06:00
parent a397ad2925
commit ad712c4f2d
22 changed files with 1451 additions and 1369 deletions
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3
src/binary.cpp
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@@ -60,7 +60,8 @@ static const unsigned char decoding[] = {
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, };
255,
};
std::vector<unsigned char> DecodeBase64(const std::string &input) {
typedef std::vector<unsigned char> ret_type;

6
src/contrib/graphbuilderadapter.cpp
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@@ -30,7 +30,8 @@ void GraphBuilderAdapter::OnScalar(const Mark &mark, const std::string &tag,
void GraphBuilderAdapter::OnSequenceStart(const Mark &mark,
const std::string &tag,
anchor_t anchor) {
anchor_t anchor,
EmitterStyle::value style) {
void *pNode = m_builder.NewSequence(mark, tag, GetCurrentParent());
m_containers.push(ContainerFrame(pNode));
RegisterAnchor(anchor, pNode);
@@ -44,7 +45,8 @@ void GraphBuilderAdapter::OnSequenceEnd() {
}
void GraphBuilderAdapter::OnMapStart(const Mark &mark, const std::string &tag,
anchor_t anchor) {
anchor_t anchor,
EmitterStyle::value style) {
void *pNode = m_builder.NewMap(mark, tag, GetCurrentParent());
m_containers.push(ContainerFrame(pNode, m_pKeyNode));
m_pKeyNode = NULL;

5
src/contrib/graphbuilderadapter.h
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@@ -14,6 +14,7 @@
#include "yaml-cpp/anchor.h"
#include "yaml-cpp/contrib/anchordict.h"
#include "yaml-cpp/contrib/graphbuilder.h"
#include "yaml-cpp/emitterstyle.h"
#include "yaml-cpp/eventhandler.h"
namespace YAML {
@@ -36,11 +37,11 @@ class GraphBuilderAdapter : public EventHandler {
anchor_t anchor, const std::string& value);
virtual void OnSequenceStart(const Mark& mark, const std::string& tag,
anchor_t anchor);
anchor_t anchor, EmitterStyle::value style);
virtual void OnSequenceEnd();
virtual void OnMapStart(const Mark& mark, const std::string& tag,
anchor_t anchor);
anchor_t anchor, EmitterStyle::value style);
virtual void OnMapEnd();
void* RootNode() const { return m_pRootNode; }

25
src/emitfromevents.cpp
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@@ -44,9 +44,20 @@ void EmitFromEvents::OnScalar(const Mark&, const std::string& tag,
}
void EmitFromEvents::OnSequenceStart(const Mark&, const std::string& tag,
anchor_t anchor) {
anchor_t anchor,
EmitterStyle::value style) {
BeginNode();
EmitProps(tag, anchor);
switch (style) {
case EmitterStyle::Block:
m_emitter << Block;
break;
case EmitterStyle::Flow:
m_emitter << Flow;
break;
default:
break;
}
m_emitter << BeginSeq;
m_stateStack.push(State::WaitingForSequenceEntry);
}
@@ -58,9 +69,19 @@ void EmitFromEvents::OnSequenceEnd() {
}
void EmitFromEvents::OnMapStart(const Mark&, const std::string& tag,
anchor_t anchor) {
anchor_t anchor, EmitterStyle::value style) {
BeginNode();
EmitProps(tag, anchor);
switch (style) {
case EmitterStyle::Block:
m_emitter << Block;
break;
case EmitterStyle::Flow:
m_emitter << Flow;
break;
default:
break;
}
m_emitter << BeginMap;
m_stateStack.push(State::WaitingForKey);
}

2
src/regex_yaml.cpp
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@@ -16,7 +16,7 @@ RegEx::RegEx(const std::string& str, REGEX_OP op) : m_op(op) {
}
// combination constructors
RegEx operator!(const RegEx & ex) {
RegEx operator!(const RegEx& ex) {
RegEx ret(REGEX_NOT);
ret.m_params.push_back(ex);
return ret;

2
src/regex_yaml.h
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@@ -34,7 +34,7 @@ class RegEx {
RegEx(const std::string& str, REGEX_OP op = REGEX_SEQ);
~RegEx() {}
friend RegEx operator!(const RegEx & ex);
friend RegEx operator!(const RegEx& ex);
friend RegEx operator||(const RegEx& ex1, const RegEx& ex2);
friend RegEx operator&&(const RegEx& ex1, const RegEx& ex2);
friend RegEx operator+(const RegEx& ex1, const RegEx& ex2);

5
src/scanner.cpp
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@@ -317,8 +317,9 @@ void Scanner::PopIndentToHere() {
const IndentMarker& indent = *m_indents.top();
if (indent.column < INPUT.column())
break;
if (indent.column == INPUT.column() && !(indent.type == IndentMarker::SEQ &&
!Exp::BlockEntry().Matches(INPUT)))
if (indent.column == INPUT.column() &&
!(indent.type == IndentMarker::SEQ &&
!Exp::BlockEntry().Matches(INPUT)))
break;
PopIndent();

17
src/singledocparser.cpp
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@@ -7,6 +7,7 @@
#include "singledocparser.h"
#include "tag.h"
#include "token.h"
#include "yaml-cpp/emitterstyle.h"
#include "yaml-cpp/eventhandler.h"
#include "yaml-cpp/exceptions.h" // IWYU pragma: keep
#include "yaml-cpp/mark.h"
@@ -55,7 +56,7 @@ void SingleDocParser::HandleNode(EventHandler& eventHandler) {
// special case: a value node by itself must be a map, with no header
if (m_scanner.peek().type == Token::VALUE) {
eventHandler.OnMapStart(mark, "?", NullAnchor);
eventHandler.OnMapStart(mark, "?", NullAnchor, EmitterStyle::Default);
HandleMap(eventHandler);
eventHandler.OnMapEnd();
return;
@@ -92,14 +93,22 @@ void SingleDocParser::HandleNode(EventHandler& eventHandler) {
m_scanner.pop();
return;
case Token::FLOW_SEQ_START:
eventHandler.OnSequenceStart(mark, tag, anchor, EmitterStyle::Flow);
HandleSequence(eventHandler);
eventHandler.OnSequenceEnd();
return;
case Token::BLOCK_SEQ_START:
eventHandler.OnSequenceStart(mark, tag, anchor);
eventHandler.OnSequenceStart(mark, tag, anchor, EmitterStyle::Block);
HandleSequence(eventHandler);
eventHandler.OnSequenceEnd();
return;
case Token::FLOW_MAP_START:
eventHandler.OnMapStart(mark, tag, anchor, EmitterStyle::Flow);
HandleMap(eventHandler);
eventHandler.OnMapEnd();
return;
case Token::BLOCK_MAP_START:
eventHandler.OnMapStart(mark, tag, anchor);
eventHandler.OnMapStart(mark, tag, anchor, EmitterStyle::Block);
HandleMap(eventHandler);
eventHandler.OnMapEnd();
return;
@@ -107,7 +116,7 @@ void SingleDocParser::HandleNode(EventHandler& eventHandler) {
// compact maps can only go in a flow sequence
if (m_pCollectionStack->GetCurCollectionType() ==
CollectionType::FlowSeq) {
eventHandler.OnMapStart(mark, tag, anchor);
eventHandler.OnMapStart(mark, tag, anchor, EmitterStyle::Flow);
HandleMap(eventHandler);
eventHandler.OnMapEnd();
return;

47
src/stream.cpp
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@@ -7,7 +7,7 @@
#endif
#define S_ARRAY_SIZE(A) (sizeof(A) / sizeof(*(A)))
#define S_ARRAY_END(A) ((A) + S_ARRAY_SIZE(A))
#define S_ARRAY_END(A) ((A)+S_ARRAY_SIZE(A))
#define CP_REPLACEMENT_CHARACTER (0xFFFD)
@@ -46,25 +46,26 @@ enum UtfIntroCharType {
uictMax
};
static bool s_introFinalState[] = {false, // uis_start
false, // uis_utfbe_b1
false, // uis_utf32be_b2
false, // uis_utf32be_bom3
true, // uis_utf32be
true, // uis_utf16be
false, // uis_utf16be_bom1
false, // uis_utfle_bom1
false, // uis_utf16le_bom2
false, // uis_utf32le_bom3
true, // uis_utf16le
true, // uis_utf32le
false, // uis_utf8_imp
false, // uis_utf16le_imp
false, // uis_utf32le_imp3
false, // uis_utf8_bom1
false, // uis_utf8_bom2
true, // uis_utf8
true, // uis_error
static bool s_introFinalState[] = {
false, // uis_start
false, // uis_utfbe_b1
false, // uis_utf32be_b2
false, // uis_utf32be_bom3
true, // uis_utf32be
true, // uis_utf16be
false, // uis_utf16be_bom1
false, // uis_utfle_bom1
false, // uis_utf16le_bom2
false, // uis_utf32le_bom3
true, // uis_utf16le
true, // uis_utf32le
false, // uis_utf8_imp
false, // uis_utf16le_imp
false, // uis_utf32le_imp3
false, // uis_utf8_bom1
false, // uis_utf8_bom2
true, // uis_utf8
true, // uis_error
};
static UtfIntroState s_introTransitions[][uictMax] = {
@@ -105,7 +106,8 @@ static UtfIntroState s_introTransitions[][uictMax] = {
{uis_utf8, uis_utf8, uis_utf8, uis_utf8, uis_utf8, uis_utf8, uis_utf8,
uis_utf8},
{uis_utf8, uis_utf8, uis_utf8, uis_utf8, uis_utf8, uis_utf8, uis_utf8,
uis_utf8}, };
uis_utf8},
};
static char s_introUngetCount[][uictMax] = {
// uict00, uictBB, uictBF, uictEF, uictFE, uictFF, uictAscii, uictOther
@@ -126,7 +128,8 @@ static char s_introUngetCount[][uictMax] = {
{4, 4, 4, 4, 4, 4, 4, 4},
{2, 0, 2, 2, 2, 2, 2, 2},
{3, 3, 0, 3, 3, 3, 3, 3},
{1, 1, 1, 1, 1, 1, 1, 1}, };
{1, 1, 1, 1, 1, 1, 1, 1},
};
inline UtfIntroCharType IntroCharTypeOf(std::istream::int_type ch) {
if (std::istream::traits_type::eof() == ch) {