bool ScriptInterface::LoadScript(const VfsPath& filename, const std::string& code)
{
JSAutoRequest rq(m->m_cx);
JS::RootedObject global(m->m_cx, m->m_glob);
utf16string codeUtf16(code.begin(), code.end());
uint lineNo = 1;
// CompileOptions does not copy the contents of the filename string pointer.
// Passing a temporary string there will cause undefined behaviour, so we create a separate string to avoid the temporary.
std::string filenameStr(utf8_from_wstring(filename.string()));
JS::CompileOptions options(m->m_cx);
options.setFileAndLine(filenameStr.c_str(), lineNo);
options.setCompileAndGo(true);
JS::RootedFunction func(m->m_cx,
JS_CompileUCFunction(m->m_cx, global, NULL, 0, NULL,
reinterpret_cast<const jschar*> (codeUtf16.c_str()), (uint)(codeUtf16.length()), options)
);
if (!func)
return false;
JS::RootedValue rval(m->m_cx);
return JS_CallFunction(m->m_cx, JS::NullPtr(), func, JS::HandleValueArray::empty(), &rval);
}
bool ScriptInterface::LoadScript(const VfsPath& filename, const std::string& code)
{
// Compile the code in strict mode, to encourage better coding practices and
// to possibly help SpiderMonkey with optimisations
std::wstring codeStrict = L"\"use strict\";\n" + wstring_from_utf8(code);
utf16string codeUtf16(codeStrict.begin(), codeStrict.end());
uintN lineNo = 0; // put the automatic 'use strict' on line 0, so the real code starts at line 1
JSFunction* func = JS_CompileUCFunction(m->m_cx, NULL, NULL, 0, NULL,
reinterpret_cast<const jschar*> (codeUtf16.c_str()), (uintN)(codeUtf16.length()),
utf8_from_wstring(filename.string()).c_str(), lineNo);
if (!func)
return false;
jsval scriptRval;
JSBool ok = JS_CallFunction(m->m_cx, NULL, func, 0, NULL, &scriptRval);
return ok ? true : false;
}
