JSValue ScriptController::evaluateInWorld(const ScriptSourceCode& sourceCode, DOMWrapperWorld& world, ExceptionDetails* exceptionDetails)
{
JSLockHolder lock(world.vm());
const SourceCode& jsSourceCode = sourceCode.jsSourceCode();
String sourceURL = jsSourceCode.provider()->url();
// evaluate code. Returns the JS return value or 0
// if there was none, an error occurred or the type couldn't be converted.
// inlineCode is true for <a href="javascript:doSomething()">
// and false for <script>doSomething()</script>. Check if it has the
// expected value in all cases.
// See smart window.open policy for where this is used.
JSDOMWindowShell* shell = windowShell(world);
ExecState* exec = shell->window()->globalExec();
const String* savedSourceURL = m_sourceURL;
m_sourceURL = &sourceURL;
Ref<Frame> protect(m_frame);
InspectorInstrumentationCookie cookie = InspectorInstrumentation::willEvaluateScript(m_frame, sourceURL, sourceCode.startLine());
NakedPtr<Exception> evaluationException;
JSValue returnValue = JSMainThreadExecState::profiledEvaluate(exec, JSC::ProfilingReason::Other, jsSourceCode, shell, evaluationException);
InspectorInstrumentation::didEvaluateScript(cookie, m_frame);
if (evaluationException) {
reportException(exec, evaluationException, sourceCode.cachedScript(), exceptionDetails);
m_sourceURL = savedSourceURL;
return { };
}
m_sourceURL = savedSourceURL;
return returnValue;
}
void WorkerScriptController::evaluate(const ScriptSourceCode& sourceCode, NakedPtr<JSC::Exception>& returnedException)
{
if (isExecutionForbidden())
return;
initScriptIfNeeded();
ExecState* exec = m_workerGlobalScopeWrapper->globalExec();
JSLockHolder lock(exec);
JSC::evaluate(exec, sourceCode.jsSourceCode(), m_workerGlobalScopeWrapper->globalThis(), returnedException);
VM& vm = exec->vm();
if ((returnedException && isTerminatedExecutionException(returnedException)) || isTerminatingExecution()) {
forbidExecution();
return;
}
if (returnedException) {
String errorMessage;
int lineNumber = 0;
int columnNumber = 0;
String sourceURL = sourceCode.url().string();
if (m_workerGlobalScope->sanitizeScriptError(errorMessage, lineNumber, columnNumber, sourceURL, sourceCode.cachedScript())) {
vm.throwException(exec, createError(exec, errorMessage.impl()));
returnedException = vm.exception();
vm.clearException();
}
}
}
void WorkerScriptController::evaluate(const ScriptSourceCode& sourceCode, Deprecated::ScriptValue* exception)
{
if (isExecutionForbidden())
return;
initScriptIfNeeded();
ExecState* exec = m_workerGlobalScopeWrapper->globalExec();
JSLockHolder lock(exec);
JSValue evaluationException;
JSC::evaluate(exec, sourceCode.jsSourceCode(), m_workerGlobalScopeWrapper.get(), &evaluationException);
if ((evaluationException && isTerminatedExecutionException(evaluationException)) || m_workerGlobalScopeWrapper->vm().watchdog.didFire()) {
forbidExecution();
return;
}
if (evaluationException) {
String errorMessage;
int lineNumber = 0;
int columnNumber = 0;
String sourceURL = sourceCode.url().string();
if (m_workerGlobalScope->sanitizeScriptError(errorMessage, lineNumber, columnNumber, sourceURL, sourceCode.cachedScript()))
*exception = Deprecated::ScriptValue(*m_vm, exec->vm().throwException(exec, createError(exec, errorMessage.impl())));
else
*exception = Deprecated::ScriptValue(*m_vm, evaluationException);
}
}
