mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
279 lines
7.1 KiB
C++
279 lines
7.1 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "Exceptions.h"
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#include "jsapi.h"
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#include "jsfriendapi.h"
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#include "jsprf.h"
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#include "mozilla/Util.h"
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#include "nsDOMException.h"
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#include "nsTraceRefcnt.h"
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#include "WorkerInlines.h"
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#define PROPERTY_FLAGS \
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(JSPROP_ENUMERATE | JSPROP_SHARED)
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#define CONSTANT_FLAGS \
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JSPROP_ENUMERATE | JSPROP_SHARED | JSPROP_PERMANENT | JSPROP_READONLY
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using namespace mozilla;
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USING_WORKERS_NAMESPACE
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namespace {
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class DOMException : public PrivatizableBase
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{
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static JSClass sClass;
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static const JSPropertySpec sProperties[];
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static const JSFunctionSpec sFunctions[];
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static const JSPropertySpec sStaticProperties[];
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enum SLOT {
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SLOT_code = 0,
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SLOT_name,
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SLOT_message,
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SLOT_COUNT
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};
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public:
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static JSObject*
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InitClass(JSContext* aCx, JSObject* aObj)
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{
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JSObject* proto = JS_InitClass(aCx, aObj, NULL, &sClass, Construct, 0,
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sProperties, sFunctions, sStaticProperties,
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NULL);
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if (proto && !JS_DefineProperties(aCx, proto, sStaticProperties)) {
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return NULL;
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}
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return proto;
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}
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static JSObject*
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Create(JSContext* aCx, nsresult aNSResult);
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private:
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DOMException()
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{
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MOZ_COUNT_CTOR(mozilla::dom::workers::exceptions::DOMException);
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}
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~DOMException()
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{
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MOZ_COUNT_DTOR(mozilla::dom::workers::exceptions::DOMException);
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}
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static JSBool
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Construct(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL, JSMSG_WRONG_CONSTRUCTOR,
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sClass.name);
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return false;
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}
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static void
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Finalize(JSFreeOp* aFop, JSObject* aObj)
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{
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JS_ASSERT(JS_GetClass(aObj) == &sClass);
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delete GetJSPrivateSafeish<DOMException>(aObj);
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}
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static JSBool
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ToString(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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JSClass* classPtr = JS_GetClass(obj);
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if (classPtr != &sClass) {
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL,
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JSMSG_INCOMPATIBLE_PROTO, sClass.name, "toString",
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classPtr->name);
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return false;
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}
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jsval name = JS_GetReservedSlot(obj, SLOT_name);
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JS_ASSERT(name.isString());
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JSString *colon = JS_NewStringCopyN(aCx, ": ", 2);
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if (!colon){
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return false;
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}
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JSString* out = JS_ConcatStrings(aCx, name.toString(), colon);
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if (!out) {
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return false;
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}
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jsval message = JS_GetReservedSlot(obj, SLOT_message);
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JS_ASSERT(message.isString());
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out = JS_ConcatStrings(aCx, out, message.toString());
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if (!out) {
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return false;
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}
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JS_SET_RVAL(aCx, aVp, STRING_TO_JSVAL(out));
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return true;
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}
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static JSBool
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GetProperty(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, JSMutableHandleValue aVp)
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{
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JS_ASSERT(JSID_IS_INT(aIdval));
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int32_t slot = JSID_TO_INT(aIdval);
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JSClass* classPtr = JS_GetClass(aObj);
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if (classPtr != &sClass || !GetJSPrivateSafeish<DOMException>(aObj)) {
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL,
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JSMSG_INCOMPATIBLE_PROTO, sClass.name,
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sProperties[slot].name, classPtr->name);
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return false;
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}
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aVp.set(JS_GetReservedSlot(aObj, slot));
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return true;
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}
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static JSBool
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GetConstant(JSContext* aCx, JSHandleObject aObj, JSHandleId idval, JSMutableHandleValue aVp)
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{
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JS_ASSERT(JSID_IS_INT(idval));
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aVp.set(INT_TO_JSVAL(JSID_TO_INT(idval)));
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return true;
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}
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};
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JSClass DOMException::sClass = {
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"DOMException",
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JSCLASS_HAS_PRIVATE | JSCLASS_HAS_RESERVED_SLOTS(SLOT_COUNT),
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JS_PropertyStub, JS_DeletePropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
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JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, Finalize
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};
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const JSPropertySpec DOMException::sProperties[] = {
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{ "code", SLOT_code, PROPERTY_FLAGS, JSOP_WRAPPER(GetProperty),
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JSOP_WRAPPER(js_GetterOnlyPropertyStub) },
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{ "name", SLOT_name, PROPERTY_FLAGS, JSOP_WRAPPER(GetProperty),
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JSOP_WRAPPER(js_GetterOnlyPropertyStub) },
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{ "message", SLOT_message, PROPERTY_FLAGS, JSOP_WRAPPER(GetProperty),
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JSOP_WRAPPER(js_GetterOnlyPropertyStub) },
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{ 0, 0, 0, JSOP_NULLWRAPPER, JSOP_NULLWRAPPER }
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};
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const JSFunctionSpec DOMException::sFunctions[] = {
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JS_FN("toString", ToString, 0, 0),
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JS_FS_END
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};
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const JSPropertySpec DOMException::sStaticProperties[] = {
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#define EXCEPTION_ENTRY(_name) \
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{ #_name, _name, CONSTANT_FLAGS, JSOP_WRAPPER(GetConstant), JSOP_NULLWRAPPER },
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EXCEPTION_ENTRY(INDEX_SIZE_ERR)
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EXCEPTION_ENTRY(DOMSTRING_SIZE_ERR)
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EXCEPTION_ENTRY(HIERARCHY_REQUEST_ERR)
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EXCEPTION_ENTRY(WRONG_DOCUMENT_ERR)
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EXCEPTION_ENTRY(INVALID_CHARACTER_ERR)
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EXCEPTION_ENTRY(NO_DATA_ALLOWED_ERR)
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EXCEPTION_ENTRY(NO_MODIFICATION_ALLOWED_ERR)
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EXCEPTION_ENTRY(NOT_FOUND_ERR)
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EXCEPTION_ENTRY(NOT_SUPPORTED_ERR)
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EXCEPTION_ENTRY(INUSE_ATTRIBUTE_ERR)
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EXCEPTION_ENTRY(INVALID_STATE_ERR)
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EXCEPTION_ENTRY(SYNTAX_ERR)
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EXCEPTION_ENTRY(INVALID_MODIFICATION_ERR)
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EXCEPTION_ENTRY(NAMESPACE_ERR)
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EXCEPTION_ENTRY(INVALID_ACCESS_ERR)
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EXCEPTION_ENTRY(VALIDATION_ERR)
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EXCEPTION_ENTRY(TYPE_MISMATCH_ERR)
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EXCEPTION_ENTRY(SECURITY_ERR)
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EXCEPTION_ENTRY(NETWORK_ERR)
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EXCEPTION_ENTRY(ABORT_ERR)
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EXCEPTION_ENTRY(URL_MISMATCH_ERR)
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EXCEPTION_ENTRY(QUOTA_EXCEEDED_ERR)
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EXCEPTION_ENTRY(TIMEOUT_ERR)
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EXCEPTION_ENTRY(INVALID_NODE_TYPE_ERR)
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EXCEPTION_ENTRY(DATA_CLONE_ERR)
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#undef EXCEPTION_ENTRY
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{ 0, 0, 0, JSOP_NULLWRAPPER, JSOP_NULLWRAPPER }
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};
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// static
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JSObject*
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DOMException::Create(JSContext* aCx, nsresult aNSResult)
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{
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JSObject* obj = JS_NewObject(aCx, &sClass, NULL, NULL);
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if (!obj) {
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return NULL;
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}
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const char* name;
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const char* message;
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uint16_t code;
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if (NS_FAILED(NS_GetNameAndMessageForDOMNSResult(aNSResult, &name, &message,
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&code))) {
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JS_ReportError(aCx, "Exception thrown (nsresult = 0x%x).", aNSResult);
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return NULL;
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}
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JSString* jsname = JS_NewStringCopyZ(aCx, name);
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if (!jsname) {
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return NULL;
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}
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JSString* jsmessage = JS_NewStringCopyZ(aCx, message);
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if (!jsmessage) {
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return NULL;
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}
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JS_SetReservedSlot(obj, SLOT_code, INT_TO_JSVAL(code));
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JS_SetReservedSlot(obj, SLOT_name, STRING_TO_JSVAL(jsname));
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JS_SetReservedSlot(obj, SLOT_message, STRING_TO_JSVAL(jsmessage));
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DOMException* priv = new DOMException();
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SetJSPrivateSafeish(obj, priv);
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return obj;
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}
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} // anonymous namespace
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BEGIN_WORKERS_NAMESPACE
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namespace exceptions {
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bool
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InitClasses(JSContext* aCx, JSObject* aGlobal)
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{
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return DOMException::InitClass(aCx, aGlobal);
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}
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void
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ThrowDOMExceptionForNSResult(JSContext* aCx, nsresult aNSResult)
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{
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JSObject* exception = DOMException::Create(aCx, aNSResult);
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if (!exception) {
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return;
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}
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JS_SetPendingException(aCx, OBJECT_TO_JSVAL(exception));
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}
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} // namespace exceptions
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END_WORKERS_NAMESPACE
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