void
StyledStreamWriter::write( std::ostream &out, const Value &root )
{
document_ = &out;
addChildValues_ = false;
indentString_ = "";
writeCommentBeforeValue( root );
writeValue( root );
writeCommentAfterValueOnSameLine( root );
*document_ << "\n";
document_ = NULL; // Forget the stream, for safety.
}
std::string
StyledWriter::write( const Value &root )
{
document_ = "";
addChildValues_ = false;
indentString_ = "";
writeCommentBeforeValue( root );
writeValue( root );
writeCommentAfterValueOnSameLine( root );
document_ += "\n";
return document_;
}
void StyledStreamWriter::writeValue(const Value &value) {
switch (value.type()) {
case nullValue:
pushValue("null");
break;
case intValue:
pushValue(valueToString(value.asInt()));
break;
case uintValue:
pushValue(valueToString(value.asUInt()));
break;
case realValue:
pushValue(valueToString(value.asDouble()));
break;
case stringValue:
pushValue(valueToQuotedString(value.asCString()));
break;
case booleanValue:
pushValue(valueToString(value.asBool()));
break;
case arrayValue:
writeArrayValue(value);
break;
case objectValue: {
Value::Members members(value.getMemberNames());
if (members.empty())
pushValue("{}");
else {
writeWithIndent("{");
indent();
Value::Members::iterator it = members.begin();
while (true) {
const std::string &name = *it;
const Value &childValue = value[name];
writeCommentBeforeValue(childValue);
writeWithIndent(valueToQuotedString(name.c_str()));
*document_ << " : ";
writeValue(childValue);
if (++it == members.end()) {
writeCommentAfterValueOnSameLine(childValue);
break;
}
*document_ << ",";
writeCommentAfterValueOnSameLine(childValue);
}
unindent();
writeWithIndent("}");
}
}
break;
}
}
void StyledStreamWriter::write(JSONCPP_OSTREAM& out, const Value& root) {
document_ = &out;
addChildValues_ = false;
indentString_ = "";
indented_ = true;
writeCommentBeforeValue(root);
if (!indented_) writeIndent();
indented_ = true;
writeValue(root);
writeCommentAfterValueOnSameLine(root);
*document_ << "\n";
document_ = NULL; // Forget the stream, for safety.
}
int BuiltStyledStreamWriter::write(Value const& root)
{
addChildValues_ = false;
indented_ = true;
indentString_ = "";
writeCommentBeforeValue(root);
if (!indented_) writeIndent();
indented_ = true;
writeValue(root);
writeCommentAfterValueOnSameLine(root);
sout_ << endingLineFeedSymbol_;
return 0;
}
void
StyledStreamWriter::writeArrayValue( const Value &value )
{
unsigned size = value.size();
if ( size == 0 )
pushValue( "[]" );
else
{
bool isArrayMultiLine = isMultineArray( value );
if ( isArrayMultiLine )
{
writeWithIndent( "[" );
indent();
bool hasChildValue = !childValues_.empty();
unsigned index =0;
for (;;)
{
const Value &childValue = value[index];
writeCommentBeforeValue( childValue );
if ( hasChildValue )
writeWithIndent( childValues_[index] );
else
{
writeIndent();
writeValue( childValue );
}
if ( ++index == size )
{
writeCommentAfterValueOnSameLine( childValue );
break;
}
*document_ << ",";
writeCommentAfterValueOnSameLine( childValue );
}
unindent();
writeWithIndent( "]" );
}
else // output on a single line
{
assert( childValues_.size() == size );
*document_ << "[ ";
for ( unsigned index =0; index < size; ++index )
{
if ( index > 0 )
*document_ << ", ";
*document_ << childValues_[index];
}
*document_ << " ]";
}
}
}
void BuiltStyledStreamWriter::writeValue(Value const& value) {
switch (value.type()) {
case nullValue:
pushValue(nullSymbol_);
break;
case intValue:
pushValue(valueToString(value.asLargestInt()));
break;
case uintValue:
pushValue(valueToString(value.asLargestUInt()));
break;
case realValue:
pushValue(valueToString(value.asDouble()));
break;
case stringValue:
pushValue(valueToQuotedString(value.asCString()));
break;
case booleanValue:
pushValue(valueToString(value.asBool()));
break;
case arrayValue:
writeArrayValue(value);
break;
case objectValue: {
Value::Members members(value.getMemberNames());
if (members.empty())
pushValue("{}");
else {
writeWithIndent("{");
indent();
Value::Members::iterator it = members.begin();
for (;;) {
std::string const& name = *it;
Value const& childValue = value[name];
writeCommentBeforeValue(childValue);
writeWithIndent(valueToQuotedString(name.c_str()));
sout_ << colonSymbol_;
writeValue(childValue);
if (++it == members.end()) {
writeCommentAfterValueOnSameLine(childValue);
break;
}
sout_ << ",";
writeCommentAfterValueOnSameLine(childValue);
}
unindent();
writeWithIndent("}");
}
} break;
}
}
void BuiltStyledStreamWriter::writeArrayValue(Value const& value) {
unsigned size = value.size();
if (size == 0)
pushValue("[]");
else {
bool isMultiLine = (cs_ == CommentStyle::All) || isMultineArray(value);
if (isMultiLine) {
writeWithIndent("[");
indent();
bool hasChildValue = !childValues_.empty();
unsigned index = 0;
for (;;) {
Value const& childValue = value[index];
writeCommentBeforeValue(childValue);
if (hasChildValue)
writeWithIndent(childValues_[index]);
else {
if (!indented_) writeIndent();
indented_ = true;
writeValue(childValue);
indented_ = false;
}
if (++index == size) {
writeCommentAfterValueOnSameLine(childValue);
break;
}
sout_ << ",";
writeCommentAfterValueOnSameLine(childValue);
}
unindent();
writeWithIndent("]");
} else // output on a single line
{
assert(childValues_.size() == size);
sout_ << "[";
if (!indentation_.empty()) sout_ << " ";
for (unsigned index = 0; index < size; ++index) {
if (index > 0)
sout_ << ", ";
sout_ << childValues_[index];
}
if (!indentation_.empty()) sout_ << " ";
sout_ << "]";
}
}
}
