peisongxiao/yaml-cpp
1
0
Fork 0
mirror of https://github.com/jbeder/yaml-cpp.git synced 2025-09-09 20:51:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

Compressed the sequence-of-maps emitting (got rid of the unnecessary newline) - issue 61

Browse Source
This commit is contained in:
Jesse Beder
2011-03-03 03:37:54 +00:00
parent 9128d841f5
commit 1f9cc2d327
4 changed files with 45 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files

40
src/emitter.cpp
View File

@@ -153,16 +153,19 @@ namespace YAML
// document-level // document-level
case ES_WAITING_FOR_DOC: case ES_WAITING_FOR_DOC:
m_stream << "---"; m_stream << "---";
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
m_pState->SwitchState(ES_WRITING_DOC); m_pState->SwitchState(ES_WRITING_DOC);
return true; return true;
case ES_WRITING_DOC: case ES_WRITING_DOC:
return true; return true;
case ES_DONE_WITH_DOC:
m_pState->SetError("Write called on finished document");
return true;
// block sequence // block sequence
case ES_WAITING_FOR_BLOCK_SEQ_ENTRY: case ES_WAITING_FOR_BLOCK_SEQ_ENTRY:
m_stream << IndentTo(curIndent) << "-"; m_stream << IndentTo(curIndent) << "-";
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
m_pState->SwitchState(ES_WRITING_BLOCK_SEQ_ENTRY); m_pState->SwitchState(ES_WRITING_BLOCK_SEQ_ENTRY);
return true; return true;
case ES_WRITING_BLOCK_SEQ_ENTRY: case ES_WRITING_BLOCK_SEQ_ENTRY:
@@ -180,7 +183,7 @@ namespace YAML
return true; return true;
case ES_DONE_WITH_FLOW_SEQ_ENTRY: case ES_DONE_WITH_FLOW_SEQ_ENTRY:
m_stream << ','; m_stream << ',';
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
m_pState->SwitchState(ES_WAITING_FOR_FLOW_SEQ_ENTRY); m_pState->SwitchState(ES_WAITING_FOR_FLOW_SEQ_ENTRY);
return false; return false;
@@ -191,7 +194,7 @@ namespace YAML
case ES_WAITING_FOR_BLOCK_MAP_KEY: case ES_WAITING_FOR_BLOCK_MAP_KEY:
if(m_pState->CurrentlyInLongKey()) { if(m_pState->CurrentlyInLongKey()) {
m_stream << IndentTo(curIndent) << '?'; m_stream << IndentTo(curIndent) << '?';
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
} }
m_pState->SwitchState(ES_WRITING_BLOCK_MAP_KEY); m_pState->SwitchState(ES_WRITING_BLOCK_MAP_KEY);
return true; return true;
@@ -218,7 +221,7 @@ namespace YAML
if(m_pState->CurrentlyInLongKey()) { if(m_pState->CurrentlyInLongKey()) {
EmitSeparationIfNecessary(); EmitSeparationIfNecessary();
m_stream << '?'; m_stream << '?';
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
} }
return true; return true;
case ES_WRITING_FLOW_MAP_KEY: case ES_WRITING_FLOW_MAP_KEY:
@@ -228,7 +231,7 @@ namespace YAML
return true; return true;
case ES_WAITING_FOR_FLOW_MAP_VALUE: case ES_WAITING_FOR_FLOW_MAP_VALUE:
m_stream << ':'; m_stream << ':';
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
m_pState->SwitchState(ES_WRITING_FLOW_MAP_VALUE); m_pState->SwitchState(ES_WRITING_FLOW_MAP_VALUE);
return true; return true;
case ES_WRITING_FLOW_MAP_VALUE: case ES_WRITING_FLOW_MAP_VALUE:
@@ -284,7 +287,7 @@ namespace YAML
case ES_WRITING_BLOCK_MAP_KEY: case ES_WRITING_BLOCK_MAP_KEY:
if(!m_pState->CurrentlyInLongKey()) { if(!m_pState->CurrentlyInLongKey()) {
m_stream << ':'; m_stream << ':';
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
} }
m_pState->SwitchState(ES_DONE_WITH_BLOCK_MAP_KEY); m_pState->SwitchState(ES_DONE_WITH_BLOCK_MAP_KEY);
break; break;
@@ -312,8 +315,10 @@ namespace YAML
if(!good()) if(!good())
return; return;
if(m_pState->RequiresSeparation()) if(m_pState->RequiresSoftSeparation())
m_stream << ' '; m_stream << ' ';
else if(m_pState->RequiresHardSeparation())
m_stream << '\n';
m_pState->UnsetSeparation(); m_pState->UnsetSeparation();
} }
@@ -403,8 +408,10 @@ namespace YAML
curState == ES_WRITING_BLOCK_MAP_KEY || curState == ES_WRITING_BLOCK_MAP_VALUE || curState == ES_WRITING_BLOCK_MAP_KEY || curState == ES_WRITING_BLOCK_MAP_VALUE ||
curState == ES_WRITING_DOC curState == ES_WRITING_DOC
) { ) {
m_stream << "\n"; if(m_pState->RequiresHardSeparation() || curState != ES_WRITING_BLOCK_SEQ_ENTRY) {
m_pState->UnsetSeparation(); m_stream << "\n";
m_pState->UnsetSeparation();
}
} }
m_pState->PushState(ES_WAITING_FOR_BLOCK_MAP_ENTRY); m_pState->PushState(ES_WAITING_FOR_BLOCK_MAP_ENTRY);
} else if(flowType == Flow) { } else if(flowType == Flow) {
@@ -469,11 +476,12 @@ namespace YAML
m_stream << '\n'; m_stream << '\n';
unsigned curIndent = m_pState->GetCurIndent(); unsigned curIndent = m_pState->GetCurIndent();
m_stream << IndentTo(curIndent); m_stream << IndentTo(curIndent);
m_pState->UnsetSeparation();
m_pState->SwitchState(ES_WAITING_FOR_BLOCK_MAP_KEY); m_pState->SwitchState(ES_WAITING_FOR_BLOCK_MAP_KEY);
} else if(flowType == FT_FLOW) { } else if(flowType == FT_FLOW) {
if(curState == ES_DONE_WITH_FLOW_MAP_VALUE) { if(curState == ES_DONE_WITH_FLOW_MAP_VALUE) {
m_stream << ','; m_stream << ',';
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
} }
m_pState->SwitchState(ES_WAITING_FOR_FLOW_MAP_KEY); m_pState->SwitchState(ES_WAITING_FOR_FLOW_MAP_KEY);
} else } else
@@ -503,7 +511,7 @@ namespace YAML
m_stream << '\n'; m_stream << '\n';
m_stream << IndentTo(m_pState->GetCurIndent()); m_stream << IndentTo(m_pState->GetCurIndent());
m_stream << ':'; m_stream << ':';
m_pState->RequireSeparation(); m_pState->RequireSoftSeparation();
} }
m_pState->SwitchState(ES_WAITING_FOR_BLOCK_MAP_VALUE); m_pState->SwitchState(ES_WAITING_FOR_BLOCK_MAP_VALUE);
} else if(flowType == FT_FLOW) { } else if(flowType == FT_FLOW) {
@@ -518,8 +526,10 @@ namespace YAML
if(!good()) if(!good())
return; return;
if(CanEmitNewline()) if(CanEmitNewline()) {
m_stream << '\n'; m_stream << '\n';
m_pState->UnsetSeparation();
}
} }
bool Emitter::CanEmitNewline() const bool Emitter::CanEmitNewline() const
@@ -685,7 +695,7 @@ namespace YAML
m_pState->SetError(ErrorMsg::INVALID_ANCHOR); m_pState->SetError(ErrorMsg::INVALID_ANCHOR);
return *this; return *this;
} }
m_pState->RequireSeparation(); m_pState->RequireHardSeparation();
// Note: no PostAtomicWrite() because we need another value for this node // Note: no PostAtomicWrite() because we need another value for this node
return *this; return *this;
} }
@@ -711,7 +721,7 @@ namespace YAML
return *this; return *this;
} }
m_pState->RequireSeparation(); m_pState->RequireHardSeparation();
// Note: no PostAtomicWrite() because we need another value for this node // Note: no PostAtomicWrite() because we need another value for this node
return *this; return *this;
} }

2
src/emitterstate.cpp
View File

@@ -3,7 +3,7 @@
namespace YAML namespace YAML
{ {
EmitterState::EmitterState(): m_isGood(true), m_curIndent(0), m_requiresSeparation(false) EmitterState::EmitterState(): m_isGood(true), m_curIndent(0), m_requiresSoftSeparation(false), m_requiresHardSeparation(false)
{ {
// start up // start up
m_stateStack.push(ES_WAITING_FOR_DOC); m_stateStack.push(ES_WAITING_FOR_DOC);

12
src/emitterstate.h
View File

@@ -103,9 +103,12 @@ namespace YAML
void StartLongKey(); void StartLongKey();
void StartSimpleKey(); void StartSimpleKey();
bool RequiresSeparation() const { return m_requiresSeparation; } bool RequiresSoftSeparation() const { return m_requiresSoftSeparation; }
void RequireSeparation() { m_requiresSeparation = true; } bool RequiresHardSeparation() const { return m_requiresHardSeparation; }
void UnsetSeparation() { m_requiresSeparation = false; } void RequireSoftSeparation() { m_requiresSoftSeparation = true; }
void RequireHardSeparation() { m_requiresSoftSeparation = true; m_requiresHardSeparation = true; }
void ForceHardSeparation() { m_requiresSoftSeparation = false; }
void UnsetSeparation() { m_requiresSoftSeparation = false; m_requiresHardSeparation = false; }
void ClearModifiedSettings(); void ClearModifiedSettings();
@@ -184,7 +187,8 @@ namespace YAML
std::stack <Group *> m_groups; std::stack <Group *> m_groups;
unsigned m_curIndent; unsigned m_curIndent;
bool m_requiresSeparation; bool m_requiresSoftSeparation;
bool m_requiresHardSeparation;
}; };
template <typename T> template <typename T>

22
test/emittertests.cpp
View File

@@ -103,7 +103,7 @@ namespace Test
out << "item 2"; out << "item 2";
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n- item 1\n-\n pens: 8\n pencils: 14\n- item 2"; desiredOutput = "---\n- item 1\n- pens: 8\n pencils: 14\n- item 2";
} }
void NestedBlockMap(YAML::Emitter& out, std::string& desiredOutput) { void NestedBlockMap(YAML::Emitter& out, std::string& desiredOutput) {
@@ -451,7 +451,7 @@ namespace Test
out << YAML::Value << YAML::Alias("id001"); out << YAML::Value << YAML::Alias("id001");
out << YAML::EndMap; out << YAML::EndMap;
desiredOutput = "---\nreceipt: Oz-Ware Purchase Invoice\ndate: 2007-08-06\ncustomer:\n given: Dorothy\n family: Gale\nitems:\n -\n part_no: A4786\n descrip: Water Bucket (Filled)\n price: 1.47\n quantity: 4\n -\n part_no: E1628\n descrip: High Heeled \"Ruby\" Slippers\n price: 100.27\n quantity: 1\nbill-to: &id001\n street: |\n 123 Tornado Alley\n Suite 16\n city: East Westville\n state: KS\nship-to: *id001"; desiredOutput = "---\nreceipt: Oz-Ware Purchase Invoice\ndate: 2007-08-06\ncustomer:\n given: Dorothy\n family: Gale\nitems:\n - part_no: A4786\n descrip: Water Bucket (Filled)\n price: 1.47\n quantity: 4\n - part_no: E1628\n descrip: High Heeled \"Ruby\" Slippers\n price: 100.27\n quantity: 1\nbill-to: &id001\n street: |\n 123 Tornado Alley\n Suite 16\n city: East Westville\n state: KS\nship-to: *id001";
} }
void STLContainers(YAML::Emitter& out, std::string& desiredOutput) void STLContainers(YAML::Emitter& out, std::string& desiredOutput)
@@ -471,7 +471,7 @@ namespace Test
out << ages; out << ages;
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n- [2, 3, 5, 7, 11, 13]\n-\n Daniel: 26\n Jesse: 24"; desiredOutput = "---\n- [2, 3, 5, 7, 11, 13]\n- Daniel: 26\n Jesse: 24";
} }
void SimpleComment(YAML::Emitter& out, std::string& desiredOutput) void SimpleComment(YAML::Emitter& out, std::string& desiredOutput)
@@ -514,7 +514,7 @@ namespace Test
out << YAML::EndMap; out << YAML::EndMap;
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n-\n key 1: value 1\n key 2:\n - a\n - b\n - c"; desiredOutput = "---\n- key 1: value 1\n key 2:\n - a\n - b\n - c";
} }
void SimpleGlobalSettings(YAML::Emitter& out, std::string& desiredOutput) void SimpleGlobalSettings(YAML::Emitter& out, std::string& desiredOutput)
@@ -529,7 +529,7 @@ namespace Test
out << YAML::EndMap; out << YAML::EndMap;
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n-\n ? key 1\n : value 1\n ? key 2\n : [a, b, c]"; desiredOutput = "---\n- ? key 1\n : value 1\n ? key 2\n : [a, b, c]";
} }
void ComplexGlobalSettings(YAML::Emitter& out, std::string& desiredOutput) void ComplexGlobalSettings(YAML::Emitter& out, std::string& desiredOutput)
@@ -548,7 +548,7 @@ namespace Test
out << YAML::EndMap; out << YAML::EndMap;
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n-\n key 1: value 1\n key 2: [a, b, c]\n-\n ? [1, 2]\n :\n a: b"; desiredOutput = "---\n- key 1: value 1\n key 2: [a, b, c]\n- ? [1, 2]\n :\n a: b";
} }
void Null(YAML::Emitter& out, std::string& desiredOutput) void Null(YAML::Emitter& out, std::string& desiredOutput)
@@ -561,7 +561,7 @@ namespace Test
out << YAML::EndMap; out << YAML::EndMap;
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n- ~\n-\n null value: ~\n ~: null key"; desiredOutput = "---\n- ~\n- null value: ~\n ~: null key";
} }
void EscapedUnicode(YAML::Emitter& out, std::string& desiredOutput) void EscapedUnicode(YAML::Emitter& out, std::string& desiredOutput)
@@ -606,7 +606,7 @@ namespace Test
out << Foo(3, "goodbye"); out << Foo(3, "goodbye");
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n-\n x: 5\n bar: hello\n-\n x: 3\n bar: goodbye"; desiredOutput = "---\n- x: 5\n bar: hello\n- x: 3\n bar: goodbye";
} }
void UserTypeInContainer(YAML::Emitter& out, std::string& desiredOutput) void UserTypeInContainer(YAML::Emitter& out, std::string& desiredOutput)
@@ -616,7 +616,7 @@ namespace Test
fv.push_back(Foo(3, "goodbye")); fv.push_back(Foo(3, "goodbye"));
out << fv; out << fv;
desiredOutput = "---\n-\n x: 5\n bar: hello\n-\n x: 3\n bar: goodbye"; desiredOutput = "---\n- x: 5\n bar: hello\n- x: 3\n bar: goodbye";
} }
template <typename T> template <typename T>
@@ -649,7 +649,7 @@ namespace Test
out << bar << baz; out << bar << baz;
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n-\n x: 5\n bar: hello\n- ~"; desiredOutput = "---\n- x: 5\n bar: hello\n- ~";
} }
void NewlineAtEnd(YAML::Emitter& out, std::string& desiredOutput) void NewlineAtEnd(YAML::Emitter& out, std::string& desiredOutput)
@@ -706,7 +706,7 @@ namespace Test
out << YAML::LongKey << YAML::Key << "f" << YAML::Newline << YAML::Value << "foo"; out << YAML::LongKey << YAML::Key << "f" << YAML::Newline << YAML::Value << "foo";
out << YAML::EndMap; out << YAML::EndMap;
out << YAML::EndSeq; out << YAML::EndSeq;
desiredOutput = "---\n- a\n\n-\n - b\n - c\n\n\n-\n\n d: e\n ? f\n\n : foo"; desiredOutput = "---\n- a\n\n-\n - b\n - c\n\n\n-\n d: e\n ? f\n\n : foo";
} }
void Binary(YAML::Emitter& out, std::string& desiredOutput) void Binary(YAML::Emitter& out, std::string& desiredOutput)