void Parser::parse(ExecState* exec, const UString& sourceURL, int startingLineNumber,
PassRefPtr<SourceProvider> prpSource,
int* sourceId, int* errLine, UString* errMsg)
{
ASSERT(!m_sourceElements);
int defaultSourceId;
int defaultErrLine;
UString defaultErrMsg;
RefPtr<SourceProvider> source = prpSource;
if (!sourceId)
sourceId = &defaultSourceId;
if (!errLine)
errLine = &defaultErrLine;
if (!errMsg)
errMsg = &defaultErrMsg;
*errLine = -1;
*errMsg = 0;
Lexer& lexer = *exec->lexer();
if (startingLineNumber <= 0)
startingLineNumber = 1;
lexer.setCode(startingLineNumber, source);
*sourceId = ++m_sourceId;
int parseError = kjsyyparse(&exec->globalData());
bool lexError = lexer.sawError();
lexer.clear();
ParserRefCounted::deleteNewObjects(&exec->globalData());
if (parseError || lexError) {
*errLine = lexer.lineNo();
*errMsg = "Parse error";
m_sourceElements.clear();
}
if (Debugger* debugger = exec->dynamicGlobalObject()->debugger())
debugger->sourceParsed(exec, *sourceId, sourceURL, *source, startingLineNumber, *errLine, *errMsg);
}
void Parser::parse(const UString& sourceURL, int startingLineNumber,
const UChar* code, unsigned length,
int* sourceId, int* errLine, UString* errMsg)
{
pushFunctionContext(0);
ASSERT(!m_progNode);
if (errLine)
*errLine = -1;
if (errMsg)
*errMsg = 0;
Lexer& lexer = KJS::lexer();
lexer.setCode(sourceURL, startingLineNumber, code, length);
m_sourceId++;
if (sourceId)
*sourceId = m_sourceId;
// Enable this and the #define YYDEBUG in grammar.y to debug a parse error
//extern int kjsyydebug;
//kjsyydebug=1;
int parseError = kjsyyparse();
bool lexError = lexer.sawError();
lexer.clear();
clearNewNodes();
if (parseError || lexError) {
if (errLine)
*errLine = lexer.lineNo();
if (errMsg)
*errMsg = "Parse error";
m_progNode = 0;
return;
}
#ifdef KJS_VERBOSE
fprintf( stderr, "%s\n", m_progNode->toString().ascii() );
#endif
}
