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#include "UnityPrefix.h"
#include "YAMLWrite.h"
#include "../CacheWrap.h"
#include <string>
void YAMLWrite::TransferStringToCurrentNode (const char* str)
{
if (m_Error)
return;
int node = yaml_document_add_scalar(&m_Document, NULL, (yaml_char_t*)str, strlen(str), YAML_ANY_SCALAR_STYLE);
if (node)
m_CurrentNode = node;
else
m_Error = true;
}
int YAMLWrite::NewMapping ()
{
int node = yaml_document_add_mapping(&m_Document, NULL, (m_MetaFlags.back() & kTransferUsingFlowMappingStyle)? YAML_FLOW_MAPPING_STYLE : YAML_ANY_MAPPING_STYLE);
if (node == 0)
m_Error = true;
return node;
}
int YAMLWrite::NewSequence ()
{
int node = yaml_document_add_sequence(&m_Document, NULL, YAML_ANY_SEQUENCE_STYLE);
if (node == 0)
m_Error = true;
return node;
}
int YAMLWrite::GetNode ()
{
if (m_CurrentNode == -1)
m_CurrentNode = NewMapping();
return m_CurrentNode;
}
void YAMLWrite::AppendToNode(int parentNode, const char* keyStr, int valueNode)
{
yaml_node_t* parent = yaml_document_get_node(&m_Document, parentNode);
switch (parent->type)
{
case YAML_MAPPING_NODE:
{
int keyNode = yaml_document_add_scalar(&m_Document, NULL, (yaml_char_t*)keyStr, strlen(keyStr), YAML_ANY_SCALAR_STYLE);
if (keyNode == 0)
m_Error = true;
yaml_document_append_mapping_pair(&m_Document, parentNode, keyNode, valueNode);
}
break;
case YAML_SEQUENCE_NODE:
yaml_document_append_sequence_item(&m_Document, parentNode, valueNode);
break;
default:
ErrorString("Unexpected node type.");
}
}
int YAMLWrite::StringOutputHandler(void *data, unsigned char *buffer, size_t size)
{
string* theString = reinterpret_cast<string*> (data);
theString->append( (char *) buffer, size);
return 1;
}
int YAMLWrite::CacheOutputHandler(void *data, unsigned char *buffer, size_t size)
{
CachedWriter* cache = reinterpret_cast<CachedWriter*> (data);
cache->Write(buffer, size);
return 1;
}
void YAMLWrite::OutputToHandler (yaml_write_handler_t *handler, void *data)
{
yaml_node_t *root = yaml_document_get_root_node (&m_Document);
if (root->type == YAML_MAPPING_NODE && root->data.mapping.pairs.start != root->data.mapping.pairs.top)
{
yaml_emitter_t emitter;
memset(&emitter, 0, sizeof(emitter));
if (!yaml_emitter_initialize (&emitter))
{
ErrorStringMsg ("Unable to write text file %s: yaml_emitter_initialize failed.", m_DebugFileName.c_str());
return;
}
yaml_emitter_set_output(&emitter, handler, data );
yaml_emitter_dump(&emitter, &m_Document);
if (emitter.error != YAML_NO_ERROR)
ErrorStringMsg ("Unable to write text file %s: %s.", m_DebugFileName.c_str(), emitter.problem);
yaml_emitter_delete(&emitter);
}
}
YAMLWrite::YAMLWrite (int flags, std::string *debugFileName)
{
if (debugFileName)
m_DebugFileName = *debugFileName;
memset(&m_Document, 0, sizeof(m_Document));
m_CurrentNode = -1;
m_Flags = flags;
m_Error = false;
m_MetaFlags.push_back (0);
m_UserData = NULL;
if (!yaml_document_initialize(&m_Document, NULL, NULL, NULL, 1, 1))
{
ErrorStringMsg ("Unable to write text file %s: yaml_document_initialize failed.", m_DebugFileName.c_str());
m_Error = true;
}
}
YAMLWrite::~YAMLWrite()
{
yaml_document_delete(&m_Document);
}
void YAMLWrite::OutputToCachedWriter (CachedWriter* writer)
{
if (m_Error)
{
ErrorStringMsg ("Could not serialize text file %s because an error occured - we probably ran out of memory.", m_DebugFileName.c_str());
return;
}
OutputToHandler (CacheOutputHandler, reinterpret_cast<void *>(writer));
}
void YAMLWrite::OutputToString (std::string& str)
{
if (m_Error)
{
ErrorStringMsg ("Could not serialize text file %s because an error occured - we probably ran out of memory.", m_DebugFileName.c_str());
return;
}
OutputToHandler (StringOutputHandler, reinterpret_cast<void *>(&str));
}
void YAMLWrite::SetVersion (int version)
{
char valueStr[256];
snprintf(valueStr, 256, "%d", version);
int value = yaml_document_add_scalar(&m_Document, NULL, (yaml_char_t*)valueStr, strlen(valueStr), YAML_ANY_SCALAR_STYLE);
AppendToNode (GetNode(), "serializedVersion", value);
}
void YAMLWrite::BeginMetaGroup (std::string name)
{
m_MetaParents.push_back (MetaParent());
m_MetaParents.back().node = GetNode ();
m_MetaParents.back().name = name;
m_CurrentNode = NewMapping ();
}
void YAMLWrite::EndMetaGroup ()
{
AppendToNode (m_MetaParents.back().node, m_MetaParents.back().name.c_str(), m_CurrentNode);
m_CurrentNode = m_MetaParents.back().node;
m_MetaParents.pop_back();
}
void YAMLWrite::StartSequence ()
{
m_CurrentNode = NewSequence();
}
void YAMLWrite::TransferTypelessData (unsigned size, void* data, int metaFlag)
{
UnityStr dataString;
dataString.resize (size * 2);
BytesToHexString (data, size, &dataString[0]);
Transfer(dataString, "_typelessdata", metaFlag);
}
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