diff options
Diffstat (limited to 'src/script/api/qscriptcontextinfo.cpp')
| -rw-r--r-- | src/script/api/qscriptcontextinfo.cpp | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/src/script/api/qscriptcontextinfo.cpp b/src/script/api/qscriptcontextinfo.cpp index 52776e2..20b77f0 100644 --- a/src/script/api/qscriptcontextinfo.cpp +++ b/src/script/api/qscriptcontextinfo.cpp @@ -174,8 +174,6 @@ QScriptContextInfoPrivate::QScriptContextInfoPrivate(const QScriptContext *conte for (size_t i = 0; i < body->parameterCount(); ++i) parameterNames.append(QScript::qtStringFromJSCUString(params[i].ustring())); // ### get the function name from the AST - // ### don't know the PC, since it's not stored in the frame - // lineNumber = codeBlock->expressionRangeForBytecodeOffset(...); } else if (callee && callee->isObject(&QScript::QtFunction::info)) { functionType = QScriptContextInfo::QtFunction; // ### the slot can be overloaded -- need to get the particular overload from the context @@ -192,6 +190,24 @@ QScriptContextInfoPrivate::QScriptContextInfoPrivate(const QScriptContext *conte functionType = QScriptContextInfo::QtPropertyFunction; functionMetaIndex = static_cast<QScript::QtPropertyFunction*>(callee)->propertyIndex(); } + + // get the lineNumber: + QScriptContext *rewindContext = context->engine()->currentContext(); + if (rewindContext == context) { + //ignore native function + } else { + // rewind the stack from the top in order to find the frame from the caller where the returnPC is stored + while (rewindContext && rewindContext->parentContext() != context) + rewindContext = rewindContext->parentContext(); + if (rewindContext) { + JSC::Instruction *returnPC = QScriptEnginePrivate::frameForContext(rewindContext)->returnPC(); + JSC::CodeBlock *codeBlock = frame->codeBlock(); + if (returnPC && codeBlock) { + lineNumber = codeBlock->lineNumberForBytecodeOffset(const_cast<JSC::ExecState *>(frame), + returnPC - codeBlock->instructions().begin()); + } + } + } } /*! |