33994b4a22
PropertyKind: DATA -> kData ACCESSOR -> kAccessor PropertyType: FIELD -> DATA CONSTANT -> DATA_CONSTANT ACCESSOR_FIELD -> ACCESSOR CALLBACKS -> ACCESSOR_CONSTANT PropertyLocation: IN_OBJECT -> kField IN_DESCRIPTOR -> kDescriptor StoreMode: FORCE_IN_OBJECT -> FORCE_FIELD FieldDescriptor -> DataDescriptor ConstantDescriptor -> DataConstantDescriptor CallbacksDescriptor -> AccessorConstantDescriptor Review URL: https://codereview.chromium.org/856503002 Cr-Commit-Position: refs/heads/master@{#26146}
3072 lines
80 KiB
JavaScript
3072 lines
80 KiB
JavaScript
// Copyright 2006-2012 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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"use strict";
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// Handle id counters.
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var next_handle_ = 0;
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var next_transient_handle_ = -1;
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// Mirror cache.
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var mirror_cache_ = [];
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var mirror_cache_enabled_ = true;
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function ToggleMirrorCache(value) {
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mirror_cache_enabled_ = value;
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next_handle_ = 0;
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mirror_cache_ = [];
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}
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// Wrapper to check whether an object is a Promise. The call may not work
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// if promises are not enabled.
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// TODO(yangguo): remove try-catch once promises are enabled by default.
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function ObjectIsPromise(value) {
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try {
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return IS_SPEC_OBJECT(value) &&
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!IS_UNDEFINED(%DebugGetProperty(value, builtins.promiseStatus));
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} catch (e) {
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return false;
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}
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}
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/**
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* Returns the mirror for a specified value or object.
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*
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* @param {value or Object} value the value or object to retreive the mirror for
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* @param {boolean} transient indicate whether this object is transient and
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* should not be added to the mirror cache. The default is not transient.
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* @returns {Mirror} the mirror reflects the passed value or object
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*/
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function MakeMirror(value, opt_transient) {
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var mirror;
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// Look for non transient mirrors in the mirror cache.
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if (!opt_transient && mirror_cache_enabled_) {
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for (var id in mirror_cache_) {
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mirror = mirror_cache_[id];
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if (mirror.value() === value) {
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return mirror;
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}
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// Special check for NaN as NaN == NaN is false.
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if (mirror.isNumber() && isNaN(mirror.value()) &&
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typeof value == 'number' && isNaN(value)) {
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return mirror;
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}
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}
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}
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if (IS_UNDEFINED(value)) {
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mirror = new UndefinedMirror();
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} else if (IS_NULL(value)) {
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mirror = new NullMirror();
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} else if (IS_BOOLEAN(value)) {
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mirror = new BooleanMirror(value);
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} else if (IS_NUMBER(value)) {
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mirror = new NumberMirror(value);
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} else if (IS_STRING(value)) {
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mirror = new StringMirror(value);
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} else if (IS_SYMBOL(value)) {
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mirror = new SymbolMirror(value);
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} else if (IS_ARRAY(value)) {
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mirror = new ArrayMirror(value);
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} else if (IS_DATE(value)) {
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mirror = new DateMirror(value);
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} else if (IS_FUNCTION(value)) {
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mirror = new FunctionMirror(value);
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} else if (IS_REGEXP(value)) {
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mirror = new RegExpMirror(value);
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} else if (IS_ERROR(value)) {
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mirror = new ErrorMirror(value);
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} else if (IS_SCRIPT(value)) {
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mirror = new ScriptMirror(value);
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} else if (IS_MAP(value) || IS_WEAKMAP(value)) {
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mirror = new MapMirror(value);
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} else if (IS_SET(value) || IS_WEAKSET(value)) {
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mirror = new SetMirror(value);
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} else if (IS_MAP_ITERATOR(value) || IS_SET_ITERATOR(value)) {
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mirror = new IteratorMirror(value);
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} else if (ObjectIsPromise(value)) {
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mirror = new PromiseMirror(value);
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} else if (IS_GENERATOR(value)) {
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mirror = new GeneratorMirror(value);
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} else {
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mirror = new ObjectMirror(value, OBJECT_TYPE, opt_transient);
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}
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if (mirror_cache_enabled_) mirror_cache_[mirror.handle()] = mirror;
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return mirror;
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}
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/**
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* Returns the mirror for a specified mirror handle.
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*
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* @param {number} handle the handle to find the mirror for
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* @returns {Mirror or undefiend} the mirror with the requested handle or
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* undefined if no mirror with the requested handle was found
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*/
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function LookupMirror(handle) {
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if (!mirror_cache_enabled_) throw new Error("Mirror cache is disabled");
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return mirror_cache_[handle];
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}
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/**
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* Returns the mirror for the undefined value.
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*
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* @returns {Mirror} the mirror reflects the undefined value
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*/
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function GetUndefinedMirror() {
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return MakeMirror(UNDEFINED);
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}
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/**
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* Inherit the prototype methods from one constructor into another.
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*
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* The Function.prototype.inherits from lang.js rewritten as a standalone
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* function (not on Function.prototype). NOTE: If this file is to be loaded
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* during bootstrapping this function needs to be revritten using some native
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* functions as prototype setup using normal JavaScript does not work as
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* expected during bootstrapping (see mirror.js in r114903).
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*
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* @param {function} ctor Constructor function which needs to inherit the
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* prototype
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* @param {function} superCtor Constructor function to inherit prototype from
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*/
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function inherits(ctor, superCtor) {
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var tempCtor = function(){};
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tempCtor.prototype = superCtor.prototype;
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ctor.super_ = superCtor.prototype;
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ctor.prototype = new tempCtor();
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ctor.prototype.constructor = ctor;
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}
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// Type names of the different mirrors.
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var UNDEFINED_TYPE = 'undefined';
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var NULL_TYPE = 'null';
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var BOOLEAN_TYPE = 'boolean';
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var NUMBER_TYPE = 'number';
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var STRING_TYPE = 'string';
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var SYMBOL_TYPE = 'symbol';
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var OBJECT_TYPE = 'object';
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var FUNCTION_TYPE = 'function';
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var REGEXP_TYPE = 'regexp';
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var ERROR_TYPE = 'error';
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var PROPERTY_TYPE = 'property';
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var INTERNAL_PROPERTY_TYPE = 'internalProperty';
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var FRAME_TYPE = 'frame';
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var SCRIPT_TYPE = 'script';
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var CONTEXT_TYPE = 'context';
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var SCOPE_TYPE = 'scope';
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var PROMISE_TYPE = 'promise';
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var MAP_TYPE = 'map';
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var SET_TYPE = 'set';
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var ITERATOR_TYPE = 'iterator';
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var GENERATOR_TYPE = 'generator';
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// Maximum length when sending strings through the JSON protocol.
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var kMaxProtocolStringLength = 80;
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// Different kind of properties.
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var PropertyKind = {};
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PropertyKind.Named = 1;
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PropertyKind.Indexed = 2;
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// A copy of the PropertyType enum from property-details.h
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var PropertyType = {};
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PropertyType.Data = 0;
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PropertyType.DataConstant = 2;
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PropertyType.AccessorConstant = 3;
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// Different attributes for a property.
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var PropertyAttribute = {};
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PropertyAttribute.None = NONE;
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PropertyAttribute.ReadOnly = READ_ONLY;
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PropertyAttribute.DontEnum = DONT_ENUM;
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PropertyAttribute.DontDelete = DONT_DELETE;
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// A copy of the scope types from runtime-debug.cc.
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// NOTE: these constants should be backward-compatible, so
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// add new ones to the end of this list.
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var ScopeType = { Global: 0,
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Local: 1,
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With: 2,
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Closure: 3,
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Catch: 4,
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Block: 5,
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Script: 6 };
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// Mirror hierarchy:
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// - Mirror
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// - ValueMirror
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// - UndefinedMirror
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// - NullMirror
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// - NumberMirror
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// - StringMirror
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// - SymbolMirror
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// - ObjectMirror
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// - FunctionMirror
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// - UnresolvedFunctionMirror
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// - ArrayMirror
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// - DateMirror
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// - RegExpMirror
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// - ErrorMirror
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// - PromiseMirror
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// - MapMirror
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// - SetMirror
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// - IteratorMirror
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// - GeneratorMirror
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// - PropertyMirror
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// - InternalPropertyMirror
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// - FrameMirror
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// - ScriptMirror
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/**
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* Base class for all mirror objects.
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* @param {string} type The type of the mirror
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* @constructor
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*/
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function Mirror(type) {
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this.type_ = type;
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}
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Mirror.prototype.type = function() {
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return this.type_;
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};
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/**
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* Check whether the mirror reflects a value.
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* @returns {boolean} True if the mirror reflects a value.
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*/
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Mirror.prototype.isValue = function() {
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return this instanceof ValueMirror;
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};
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/**
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* Check whether the mirror reflects the undefined value.
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* @returns {boolean} True if the mirror reflects the undefined value.
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*/
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Mirror.prototype.isUndefined = function() {
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return this instanceof UndefinedMirror;
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};
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/**
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* Check whether the mirror reflects the null value.
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* @returns {boolean} True if the mirror reflects the null value
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*/
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Mirror.prototype.isNull = function() {
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return this instanceof NullMirror;
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};
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/**
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* Check whether the mirror reflects a boolean value.
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* @returns {boolean} True if the mirror reflects a boolean value
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*/
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Mirror.prototype.isBoolean = function() {
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return this instanceof BooleanMirror;
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};
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/**
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* Check whether the mirror reflects a number value.
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* @returns {boolean} True if the mirror reflects a number value
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*/
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Mirror.prototype.isNumber = function() {
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return this instanceof NumberMirror;
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};
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/**
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* Check whether the mirror reflects a string value.
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* @returns {boolean} True if the mirror reflects a string value
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*/
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Mirror.prototype.isString = function() {
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return this instanceof StringMirror;
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};
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/**
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* Check whether the mirror reflects a symbol.
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* @returns {boolean} True if the mirror reflects a symbol
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*/
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Mirror.prototype.isSymbol = function() {
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return this instanceof SymbolMirror;
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};
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/**
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* Check whether the mirror reflects an object.
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* @returns {boolean} True if the mirror reflects an object
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*/
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Mirror.prototype.isObject = function() {
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return this instanceof ObjectMirror;
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};
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/**
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* Check whether the mirror reflects a function.
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* @returns {boolean} True if the mirror reflects a function
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*/
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Mirror.prototype.isFunction = function() {
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return this instanceof FunctionMirror;
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};
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/**
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* Check whether the mirror reflects an unresolved function.
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* @returns {boolean} True if the mirror reflects an unresolved function
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*/
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Mirror.prototype.isUnresolvedFunction = function() {
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return this instanceof UnresolvedFunctionMirror;
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};
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/**
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* Check whether the mirror reflects an array.
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* @returns {boolean} True if the mirror reflects an array
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*/
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Mirror.prototype.isArray = function() {
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return this instanceof ArrayMirror;
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};
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/**
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* Check whether the mirror reflects a date.
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* @returns {boolean} True if the mirror reflects a date
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*/
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Mirror.prototype.isDate = function() {
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return this instanceof DateMirror;
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};
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/**
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* Check whether the mirror reflects a regular expression.
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* @returns {boolean} True if the mirror reflects a regular expression
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*/
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Mirror.prototype.isRegExp = function() {
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return this instanceof RegExpMirror;
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};
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/**
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* Check whether the mirror reflects an error.
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* @returns {boolean} True if the mirror reflects an error
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*/
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Mirror.prototype.isError = function() {
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return this instanceof ErrorMirror;
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};
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/**
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* Check whether the mirror reflects a promise.
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* @returns {boolean} True if the mirror reflects a promise
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*/
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Mirror.prototype.isPromise = function() {
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return this instanceof PromiseMirror;
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};
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/**
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* Check whether the mirror reflects a generator object.
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* @returns {boolean} True if the mirror reflects a generator object
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*/
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Mirror.prototype.isGenerator = function() {
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return this instanceof GeneratorMirror;
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};
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/**
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* Check whether the mirror reflects a property.
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* @returns {boolean} True if the mirror reflects a property
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*/
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Mirror.prototype.isProperty = function() {
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return this instanceof PropertyMirror;
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};
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/**
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* Check whether the mirror reflects an internal property.
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* @returns {boolean} True if the mirror reflects an internal property
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*/
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Mirror.prototype.isInternalProperty = function() {
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return this instanceof InternalPropertyMirror;
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};
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/**
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* Check whether the mirror reflects a stack frame.
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* @returns {boolean} True if the mirror reflects a stack frame
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*/
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Mirror.prototype.isFrame = function() {
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return this instanceof FrameMirror;
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};
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/**
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* Check whether the mirror reflects a script.
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* @returns {boolean} True if the mirror reflects a script
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*/
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Mirror.prototype.isScript = function() {
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return this instanceof ScriptMirror;
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};
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/**
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* Check whether the mirror reflects a context.
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* @returns {boolean} True if the mirror reflects a context
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*/
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Mirror.prototype.isContext = function() {
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return this instanceof ContextMirror;
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};
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/**
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* Check whether the mirror reflects a scope.
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* @returns {boolean} True if the mirror reflects a scope
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*/
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Mirror.prototype.isScope = function() {
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return this instanceof ScopeMirror;
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};
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/**
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* Check whether the mirror reflects a map.
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* @returns {boolean} True if the mirror reflects a map
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*/
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Mirror.prototype.isMap = function() {
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return this instanceof MapMirror;
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};
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/**
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* Check whether the mirror reflects a set.
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* @returns {boolean} True if the mirror reflects a set
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*/
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Mirror.prototype.isSet = function() {
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return this instanceof SetMirror;
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};
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/**
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* Check whether the mirror reflects an iterator.
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* @returns {boolean} True if the mirror reflects an iterator
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*/
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Mirror.prototype.isIterator = function() {
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return this instanceof IteratorMirror;
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};
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/**
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* Allocate a handle id for this object.
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*/
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Mirror.prototype.allocateHandle_ = function() {
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if (mirror_cache_enabled_) this.handle_ = next_handle_++;
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};
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/**
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* Allocate a transient handle id for this object. Transient handles are
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* negative.
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*/
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Mirror.prototype.allocateTransientHandle_ = function() {
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this.handle_ = next_transient_handle_--;
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};
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Mirror.prototype.toText = function() {
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// Simpel to text which is used when on specialization in subclass.
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return "#<" + this.constructor.name + ">";
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};
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/**
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* Base class for all value mirror objects.
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* @param {string} type The type of the mirror
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* @param {value} value The value reflected by this mirror
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* @param {boolean} transient indicate whether this object is transient with a
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* transient handle
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* @constructor
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* @extends Mirror
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*/
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function ValueMirror(type, value, transient) {
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%_CallFunction(this, type, Mirror);
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this.value_ = value;
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if (!transient) {
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this.allocateHandle_();
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} else {
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this.allocateTransientHandle_();
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}
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}
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inherits(ValueMirror, Mirror);
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Mirror.prototype.handle = function() {
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return this.handle_;
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};
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/**
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* Check whether this is a primitive value.
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* @return {boolean} True if the mirror reflects a primitive value
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*/
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ValueMirror.prototype.isPrimitive = function() {
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var type = this.type();
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return type === 'undefined' ||
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type === 'null' ||
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type === 'boolean' ||
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type === 'number' ||
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type === 'string' ||
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type === 'symbol';
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};
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/**
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* Get the actual value reflected by this mirror.
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* @return {value} The value reflected by this mirror
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*/
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ValueMirror.prototype.value = function() {
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return this.value_;
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};
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/**
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* Mirror object for Undefined.
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* @constructor
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* @extends ValueMirror
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*/
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function UndefinedMirror() {
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%_CallFunction(this, UNDEFINED_TYPE, UNDEFINED, ValueMirror);
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}
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inherits(UndefinedMirror, ValueMirror);
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UndefinedMirror.prototype.toText = function() {
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return 'undefined';
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};
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/**
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* Mirror object for null.
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* @constructor
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* @extends ValueMirror
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*/
|
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function NullMirror() {
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%_CallFunction(this, NULL_TYPE, null, ValueMirror);
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}
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inherits(NullMirror, ValueMirror);
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NullMirror.prototype.toText = function() {
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return 'null';
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};
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/**
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* Mirror object for boolean values.
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* @param {boolean} value The boolean value reflected by this mirror
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* @constructor
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* @extends ValueMirror
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*/
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function BooleanMirror(value) {
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%_CallFunction(this, BOOLEAN_TYPE, value, ValueMirror);
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}
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inherits(BooleanMirror, ValueMirror);
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BooleanMirror.prototype.toText = function() {
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return this.value_ ? 'true' : 'false';
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};
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/**
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* Mirror object for number values.
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* @param {number} value The number value reflected by this mirror
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* @constructor
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* @extends ValueMirror
|
|
*/
|
|
function NumberMirror(value) {
|
|
%_CallFunction(this, NUMBER_TYPE, value, ValueMirror);
|
|
}
|
|
inherits(NumberMirror, ValueMirror);
|
|
|
|
|
|
NumberMirror.prototype.toText = function() {
|
|
return %_NumberToString(this.value_);
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for string values.
|
|
* @param {string} value The string value reflected by this mirror
|
|
* @constructor
|
|
* @extends ValueMirror
|
|
*/
|
|
function StringMirror(value) {
|
|
%_CallFunction(this, STRING_TYPE, value, ValueMirror);
|
|
}
|
|
inherits(StringMirror, ValueMirror);
|
|
|
|
|
|
StringMirror.prototype.length = function() {
|
|
return this.value_.length;
|
|
};
|
|
|
|
StringMirror.prototype.getTruncatedValue = function(maxLength) {
|
|
if (maxLength != -1 && this.length() > maxLength) {
|
|
return this.value_.substring(0, maxLength) +
|
|
'... (length: ' + this.length() + ')';
|
|
}
|
|
return this.value_;
|
|
};
|
|
|
|
StringMirror.prototype.toText = function() {
|
|
return this.getTruncatedValue(kMaxProtocolStringLength);
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for a Symbol
|
|
* @param {Object} value The Symbol
|
|
* @constructor
|
|
* @extends Mirror
|
|
*/
|
|
function SymbolMirror(value) {
|
|
%_CallFunction(this, SYMBOL_TYPE, value, ValueMirror);
|
|
}
|
|
inherits(SymbolMirror, ValueMirror);
|
|
|
|
|
|
SymbolMirror.prototype.description = function() {
|
|
return %SymbolDescription(%_ValueOf(this.value_));
|
|
}
|
|
|
|
|
|
SymbolMirror.prototype.toText = function() {
|
|
return %_CallFunction(this.value_, builtins.SymbolToString);
|
|
}
|
|
|
|
|
|
/**
|
|
* Mirror object for objects.
|
|
* @param {object} value The object reflected by this mirror
|
|
* @param {boolean} transient indicate whether this object is transient with a
|
|
* transient handle
|
|
* @constructor
|
|
* @extends ValueMirror
|
|
*/
|
|
function ObjectMirror(value, type, transient) {
|
|
%_CallFunction(this, type || OBJECT_TYPE, value, transient, ValueMirror);
|
|
}
|
|
inherits(ObjectMirror, ValueMirror);
|
|
|
|
|
|
ObjectMirror.prototype.className = function() {
|
|
return %_ClassOf(this.value_);
|
|
};
|
|
|
|
|
|
ObjectMirror.prototype.constructorFunction = function() {
|
|
return MakeMirror(%DebugGetProperty(this.value_, 'constructor'));
|
|
};
|
|
|
|
|
|
ObjectMirror.prototype.prototypeObject = function() {
|
|
return MakeMirror(%DebugGetProperty(this.value_, 'prototype'));
|
|
};
|
|
|
|
|
|
ObjectMirror.prototype.protoObject = function() {
|
|
return MakeMirror(%DebugGetPrototype(this.value_));
|
|
};
|
|
|
|
|
|
ObjectMirror.prototype.hasNamedInterceptor = function() {
|
|
// Get information on interceptors for this object.
|
|
var x = %GetInterceptorInfo(this.value_);
|
|
return (x & 2) != 0;
|
|
};
|
|
|
|
|
|
ObjectMirror.prototype.hasIndexedInterceptor = function() {
|
|
// Get information on interceptors for this object.
|
|
var x = %GetInterceptorInfo(this.value_);
|
|
return (x & 1) != 0;
|
|
};
|
|
|
|
|
|
// Get all own property names except for private symbols.
|
|
function TryGetPropertyNames(object) {
|
|
try {
|
|
// TODO(yangguo): Should there be a special debugger implementation of
|
|
// %GetOwnPropertyNames that doesn't perform access checks?
|
|
return %GetOwnPropertyNames(object, PROPERTY_ATTRIBUTES_PRIVATE_SYMBOL);
|
|
} catch (e) {
|
|
// Might have hit a failed access check.
|
|
return [];
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Return the property names for this object.
|
|
* @param {number} kind Indicate whether named, indexed or both kinds of
|
|
* properties are requested
|
|
* @param {number} limit Limit the number of names returend to the specified
|
|
value
|
|
* @return {Array} Property names for this object
|
|
*/
|
|
ObjectMirror.prototype.propertyNames = function(kind, limit) {
|
|
// Find kind and limit and allocate array for the result
|
|
kind = kind || PropertyKind.Named | PropertyKind.Indexed;
|
|
|
|
var propertyNames;
|
|
var elementNames;
|
|
var total = 0;
|
|
|
|
// Find all the named properties.
|
|
if (kind & PropertyKind.Named) {
|
|
propertyNames = TryGetPropertyNames(this.value_);
|
|
total += propertyNames.length;
|
|
|
|
// Get names for named interceptor properties if any.
|
|
if (this.hasNamedInterceptor() && (kind & PropertyKind.Named)) {
|
|
var namedInterceptorNames =
|
|
%GetNamedInterceptorPropertyNames(this.value_);
|
|
if (namedInterceptorNames) {
|
|
propertyNames = propertyNames.concat(namedInterceptorNames);
|
|
total += namedInterceptorNames.length;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Find all the indexed properties.
|
|
if (kind & PropertyKind.Indexed) {
|
|
// Get own element names.
|
|
elementNames = %GetOwnElementNames(this.value_);
|
|
total += elementNames.length;
|
|
|
|
// Get names for indexed interceptor properties.
|
|
if (this.hasIndexedInterceptor() && (kind & PropertyKind.Indexed)) {
|
|
var indexedInterceptorNames =
|
|
%GetIndexedInterceptorElementNames(this.value_);
|
|
if (indexedInterceptorNames) {
|
|
elementNames = elementNames.concat(indexedInterceptorNames);
|
|
total += indexedInterceptorNames.length;
|
|
}
|
|
}
|
|
}
|
|
limit = Math.min(limit || total, total);
|
|
|
|
var names = new Array(limit);
|
|
var index = 0;
|
|
|
|
// Copy names for named properties.
|
|
if (kind & PropertyKind.Named) {
|
|
for (var i = 0; index < limit && i < propertyNames.length; i++) {
|
|
names[index++] = propertyNames[i];
|
|
}
|
|
}
|
|
|
|
// Copy names for indexed properties.
|
|
if (kind & PropertyKind.Indexed) {
|
|
for (var i = 0; index < limit && i < elementNames.length; i++) {
|
|
names[index++] = elementNames[i];
|
|
}
|
|
}
|
|
|
|
return names;
|
|
};
|
|
|
|
|
|
/**
|
|
* Return the properties for this object as an array of PropertyMirror objects.
|
|
* @param {number} kind Indicate whether named, indexed or both kinds of
|
|
* properties are requested
|
|
* @param {number} limit Limit the number of properties returned to the
|
|
specified value
|
|
* @return {Array} Property mirrors for this object
|
|
*/
|
|
ObjectMirror.prototype.properties = function(kind, limit) {
|
|
var names = this.propertyNames(kind, limit);
|
|
var properties = new Array(names.length);
|
|
for (var i = 0; i < names.length; i++) {
|
|
properties[i] = this.property(names[i]);
|
|
}
|
|
|
|
return properties;
|
|
};
|
|
|
|
|
|
/**
|
|
* Return the internal properties for this object as an array of
|
|
* InternalPropertyMirror objects.
|
|
* @return {Array} Property mirrors for this object
|
|
*/
|
|
ObjectMirror.prototype.internalProperties = function() {
|
|
return ObjectMirror.GetInternalProperties(this.value_);
|
|
}
|
|
|
|
|
|
ObjectMirror.prototype.property = function(name) {
|
|
var details = %DebugGetPropertyDetails(this.value_, %ToName(name));
|
|
if (details) {
|
|
return new PropertyMirror(this, name, details);
|
|
}
|
|
|
|
// Nothing found.
|
|
return GetUndefinedMirror();
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* Try to find a property from its value.
|
|
* @param {Mirror} value The property value to look for
|
|
* @return {PropertyMirror} The property with the specified value. If no
|
|
* property was found with the specified value UndefinedMirror is returned
|
|
*/
|
|
ObjectMirror.prototype.lookupProperty = function(value) {
|
|
var properties = this.properties();
|
|
|
|
// Look for property value in properties.
|
|
for (var i = 0; i < properties.length; i++) {
|
|
|
|
// Skip properties which are defined through assessors.
|
|
var property = properties[i];
|
|
if (property.propertyType() != PropertyType.AccessorConstant) {
|
|
if (%_ObjectEquals(property.value_, value.value_)) {
|
|
return property;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Nothing found.
|
|
return GetUndefinedMirror();
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns objects which has direct references to this object
|
|
* @param {number} opt_max_objects Optional parameter specifying the maximum
|
|
* number of referencing objects to return.
|
|
* @return {Array} The objects which has direct references to this object.
|
|
*/
|
|
ObjectMirror.prototype.referencedBy = function(opt_max_objects) {
|
|
// Find all objects with direct references to this object.
|
|
var result = %DebugReferencedBy(this.value_,
|
|
Mirror.prototype, opt_max_objects || 0);
|
|
|
|
// Make mirrors for all the references found.
|
|
for (var i = 0; i < result.length; i++) {
|
|
result[i] = MakeMirror(result[i]);
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
|
|
ObjectMirror.prototype.toText = function() {
|
|
var name;
|
|
var ctor = this.constructorFunction();
|
|
if (!ctor.isFunction()) {
|
|
name = this.className();
|
|
} else {
|
|
name = ctor.name();
|
|
if (!name) {
|
|
name = this.className();
|
|
}
|
|
}
|
|
return '#<' + name + '>';
|
|
};
|
|
|
|
|
|
/**
|
|
* Return the internal properties of the value, such as [[PrimitiveValue]] of
|
|
* scalar wrapper objects, properties of the bound function and properties of
|
|
* the promise.
|
|
* This method is done static to be accessible from Debug API with the bare
|
|
* values without mirrors.
|
|
* @return {Array} array (possibly empty) of InternalProperty instances
|
|
*/
|
|
ObjectMirror.GetInternalProperties = function(value) {
|
|
if (IS_STRING_WRAPPER(value) || IS_NUMBER_WRAPPER(value) ||
|
|
IS_BOOLEAN_WRAPPER(value)) {
|
|
var primitiveValue = %_ValueOf(value);
|
|
return [new InternalPropertyMirror("[[PrimitiveValue]]", primitiveValue)];
|
|
} else if (IS_FUNCTION(value)) {
|
|
var bindings = %BoundFunctionGetBindings(value);
|
|
var result = [];
|
|
if (bindings && IS_ARRAY(bindings)) {
|
|
result.push(new InternalPropertyMirror("[[TargetFunction]]",
|
|
bindings[0]));
|
|
result.push(new InternalPropertyMirror("[[BoundThis]]", bindings[1]));
|
|
var boundArgs = [];
|
|
for (var i = 2; i < bindings.length; i++) {
|
|
boundArgs.push(bindings[i]);
|
|
}
|
|
result.push(new InternalPropertyMirror("[[BoundArgs]]", boundArgs));
|
|
}
|
|
return result;
|
|
} else if (IS_MAP_ITERATOR(value) || IS_SET_ITERATOR(value)) {
|
|
var details = IS_MAP_ITERATOR(value) ? %MapIteratorDetails(value)
|
|
: %SetIteratorDetails(value);
|
|
var kind;
|
|
switch (details[2]) {
|
|
case 1: kind = "keys"; break;
|
|
case 2: kind = "values"; break;
|
|
case 3: kind = "entries"; break;
|
|
}
|
|
var result = [
|
|
new InternalPropertyMirror("[[IteratorHasMore]]", details[0]),
|
|
new InternalPropertyMirror("[[IteratorIndex]]", details[1])
|
|
];
|
|
if (kind) {
|
|
result.push(new InternalPropertyMirror("[[IteratorKind]]", kind));
|
|
}
|
|
return result;
|
|
} else if (IS_GENERATOR(value)) {
|
|
return [
|
|
new InternalPropertyMirror("[[GeneratorStatus]]",
|
|
GeneratorGetStatus_(value)),
|
|
new InternalPropertyMirror("[[GeneratorFunction]]",
|
|
%GeneratorGetFunction(value)),
|
|
new InternalPropertyMirror("[[GeneratorReceiver]]",
|
|
%GeneratorGetReceiver(value))
|
|
];
|
|
} else if (ObjectIsPromise(value)) {
|
|
return [
|
|
new InternalPropertyMirror("[[PromiseStatus]]", PromiseGetStatus_(value)),
|
|
new InternalPropertyMirror("[[PromiseValue]]", PromiseGetValue_(value))
|
|
];
|
|
}
|
|
return [];
|
|
}
|
|
|
|
|
|
/**
|
|
* Mirror object for functions.
|
|
* @param {function} value The function object reflected by this mirror.
|
|
* @constructor
|
|
* @extends ObjectMirror
|
|
*/
|
|
function FunctionMirror(value) {
|
|
%_CallFunction(this, value, FUNCTION_TYPE, ObjectMirror);
|
|
this.resolved_ = true;
|
|
}
|
|
inherits(FunctionMirror, ObjectMirror);
|
|
|
|
|
|
/**
|
|
* Returns whether the function is resolved.
|
|
* @return {boolean} True if the function is resolved. Unresolved functions can
|
|
* only originate as functions from stack frames
|
|
*/
|
|
FunctionMirror.prototype.resolved = function() {
|
|
return this.resolved_;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the name of the function.
|
|
* @return {string} Name of the function
|
|
*/
|
|
FunctionMirror.prototype.name = function() {
|
|
return %FunctionGetName(this.value_);
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the inferred name of the function.
|
|
* @return {string} Name of the function
|
|
*/
|
|
FunctionMirror.prototype.inferredName = function() {
|
|
return %FunctionGetInferredName(this.value_);
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the source code for the function.
|
|
* @return {string or undefined} The source code for the function. If the
|
|
* function is not resolved undefined will be returned.
|
|
*/
|
|
FunctionMirror.prototype.source = function() {
|
|
// Return source if function is resolved. Otherwise just fall through to
|
|
// return undefined.
|
|
if (this.resolved()) {
|
|
return builtins.FunctionSourceString(this.value_);
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the script object for the function.
|
|
* @return {ScriptMirror or undefined} Script object for the function or
|
|
* undefined if the function has no script
|
|
*/
|
|
FunctionMirror.prototype.script = function() {
|
|
// Return script if function is resolved. Otherwise just fall through
|
|
// to return undefined.
|
|
if (this.resolved()) {
|
|
if (this.script_) {
|
|
return this.script_;
|
|
}
|
|
var script = %FunctionGetScript(this.value_);
|
|
if (script) {
|
|
return this.script_ = MakeMirror(script);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the script source position for the function. Only makes sense
|
|
* for functions which has a script defined.
|
|
* @return {Number or undefined} in-script position for the function
|
|
*/
|
|
FunctionMirror.prototype.sourcePosition_ = function() {
|
|
// Return position if function is resolved. Otherwise just fall
|
|
// through to return undefined.
|
|
if (this.resolved()) {
|
|
return %FunctionGetScriptSourcePosition(this.value_);
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the script source location object for the function. Only makes sense
|
|
* for functions which has a script defined.
|
|
* @return {Location or undefined} in-script location for the function begin
|
|
*/
|
|
FunctionMirror.prototype.sourceLocation = function() {
|
|
if (this.resolved()) {
|
|
var script = this.script();
|
|
if (script) {
|
|
return script.locationFromPosition(this.sourcePosition_(), true);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns objects constructed by this function.
|
|
* @param {number} opt_max_instances Optional parameter specifying the maximum
|
|
* number of instances to return.
|
|
* @return {Array or undefined} The objects constructed by this function.
|
|
*/
|
|
FunctionMirror.prototype.constructedBy = function(opt_max_instances) {
|
|
if (this.resolved()) {
|
|
// Find all objects constructed from this function.
|
|
var result = %DebugConstructedBy(this.value_, opt_max_instances || 0);
|
|
|
|
// Make mirrors for all the instances found.
|
|
for (var i = 0; i < result.length; i++) {
|
|
result[i] = MakeMirror(result[i]);
|
|
}
|
|
|
|
return result;
|
|
} else {
|
|
return [];
|
|
}
|
|
};
|
|
|
|
|
|
FunctionMirror.prototype.scopeCount = function() {
|
|
if (this.resolved()) {
|
|
if (IS_UNDEFINED(this.scopeCount_)) {
|
|
this.scopeCount_ = %GetFunctionScopeCount(this.value());
|
|
}
|
|
return this.scopeCount_;
|
|
} else {
|
|
return 0;
|
|
}
|
|
};
|
|
|
|
|
|
FunctionMirror.prototype.scope = function(index) {
|
|
if (this.resolved()) {
|
|
return new ScopeMirror(UNDEFINED, this, index);
|
|
}
|
|
};
|
|
|
|
|
|
FunctionMirror.prototype.toText = function() {
|
|
return this.source();
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for unresolved functions.
|
|
* @param {string} value The name for the unresolved function reflected by this
|
|
* mirror.
|
|
* @constructor
|
|
* @extends ObjectMirror
|
|
*/
|
|
function UnresolvedFunctionMirror(value) {
|
|
// Construct this using the ValueMirror as an unresolved function is not a
|
|
// real object but just a string.
|
|
%_CallFunction(this, FUNCTION_TYPE, value, ValueMirror);
|
|
this.propertyCount_ = 0;
|
|
this.elementCount_ = 0;
|
|
this.resolved_ = false;
|
|
}
|
|
inherits(UnresolvedFunctionMirror, FunctionMirror);
|
|
|
|
|
|
UnresolvedFunctionMirror.prototype.className = function() {
|
|
return 'Function';
|
|
};
|
|
|
|
|
|
UnresolvedFunctionMirror.prototype.constructorFunction = function() {
|
|
return GetUndefinedMirror();
|
|
};
|
|
|
|
|
|
UnresolvedFunctionMirror.prototype.prototypeObject = function() {
|
|
return GetUndefinedMirror();
|
|
};
|
|
|
|
|
|
UnresolvedFunctionMirror.prototype.protoObject = function() {
|
|
return GetUndefinedMirror();
|
|
};
|
|
|
|
|
|
UnresolvedFunctionMirror.prototype.name = function() {
|
|
return this.value_;
|
|
};
|
|
|
|
|
|
UnresolvedFunctionMirror.prototype.inferredName = function() {
|
|
return undefined;
|
|
};
|
|
|
|
|
|
UnresolvedFunctionMirror.prototype.propertyNames = function(kind, limit) {
|
|
return [];
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for arrays.
|
|
* @param {Array} value The Array object reflected by this mirror
|
|
* @constructor
|
|
* @extends ObjectMirror
|
|
*/
|
|
function ArrayMirror(value) {
|
|
%_CallFunction(this, value, ObjectMirror);
|
|
}
|
|
inherits(ArrayMirror, ObjectMirror);
|
|
|
|
|
|
ArrayMirror.prototype.length = function() {
|
|
return this.value_.length;
|
|
};
|
|
|
|
|
|
ArrayMirror.prototype.indexedPropertiesFromRange = function(opt_from_index,
|
|
opt_to_index) {
|
|
var from_index = opt_from_index || 0;
|
|
var to_index = opt_to_index || this.length() - 1;
|
|
if (from_index > to_index) return new Array();
|
|
var values = new Array(to_index - from_index + 1);
|
|
for (var i = from_index; i <= to_index; i++) {
|
|
var details = %DebugGetPropertyDetails(this.value_, %ToString(i));
|
|
var value;
|
|
if (details) {
|
|
value = new PropertyMirror(this, i, details);
|
|
} else {
|
|
value = GetUndefinedMirror();
|
|
}
|
|
values[i - from_index] = value;
|
|
}
|
|
return values;
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for dates.
|
|
* @param {Date} value The Date object reflected by this mirror
|
|
* @constructor
|
|
* @extends ObjectMirror
|
|
*/
|
|
function DateMirror(value) {
|
|
%_CallFunction(this, value, ObjectMirror);
|
|
}
|
|
inherits(DateMirror, ObjectMirror);
|
|
|
|
|
|
DateMirror.prototype.toText = function() {
|
|
var s = JSON.stringify(this.value_);
|
|
return s.substring(1, s.length - 1); // cut quotes
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for regular expressions.
|
|
* @param {RegExp} value The RegExp object reflected by this mirror
|
|
* @constructor
|
|
* @extends ObjectMirror
|
|
*/
|
|
function RegExpMirror(value) {
|
|
%_CallFunction(this, value, REGEXP_TYPE, ObjectMirror);
|
|
}
|
|
inherits(RegExpMirror, ObjectMirror);
|
|
|
|
|
|
/**
|
|
* Returns the source to the regular expression.
|
|
* @return {string or undefined} The source to the regular expression
|
|
*/
|
|
RegExpMirror.prototype.source = function() {
|
|
return this.value_.source;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this regular expression has the global (g) flag set.
|
|
* @return {boolean} Value of the global flag
|
|
*/
|
|
RegExpMirror.prototype.global = function() {
|
|
return this.value_.global;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this regular expression has the ignore case (i) flag set.
|
|
* @return {boolean} Value of the ignore case flag
|
|
*/
|
|
RegExpMirror.prototype.ignoreCase = function() {
|
|
return this.value_.ignoreCase;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this regular expression has the multiline (m) flag set.
|
|
* @return {boolean} Value of the multiline flag
|
|
*/
|
|
RegExpMirror.prototype.multiline = function() {
|
|
return this.value_.multiline;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this regular expression has the sticky (y) flag set.
|
|
* @return {boolean} Value of the sticky flag
|
|
*/
|
|
RegExpMirror.prototype.sticky = function() {
|
|
return this.value_.sticky;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this regular expression has the unicode (u) flag set.
|
|
* @return {boolean} Value of the unicode flag
|
|
*/
|
|
RegExpMirror.prototype.unicode = function() {
|
|
return this.value_.unicode;
|
|
};
|
|
|
|
|
|
RegExpMirror.prototype.toText = function() {
|
|
// Simpel to text which is used when on specialization in subclass.
|
|
return "/" + this.source() + "/";
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for error objects.
|
|
* @param {Error} value The error object reflected by this mirror
|
|
* @constructor
|
|
* @extends ObjectMirror
|
|
*/
|
|
function ErrorMirror(value) {
|
|
%_CallFunction(this, value, ERROR_TYPE, ObjectMirror);
|
|
}
|
|
inherits(ErrorMirror, ObjectMirror);
|
|
|
|
|
|
/**
|
|
* Returns the message for this eror object.
|
|
* @return {string or undefined} The message for this eror object
|
|
*/
|
|
ErrorMirror.prototype.message = function() {
|
|
return this.value_.message;
|
|
};
|
|
|
|
|
|
ErrorMirror.prototype.toText = function() {
|
|
// Use the same text representation as in messages.js.
|
|
var text;
|
|
try {
|
|
text = %_CallFunction(this.value_, builtins.ErrorToString);
|
|
} catch (e) {
|
|
text = '#<Error>';
|
|
}
|
|
return text;
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for a Promise object.
|
|
* @param {Object} value The Promise object
|
|
* @constructor
|
|
* @extends ObjectMirror
|
|
*/
|
|
function PromiseMirror(value) {
|
|
%_CallFunction(this, value, PROMISE_TYPE, ObjectMirror);
|
|
}
|
|
inherits(PromiseMirror, ObjectMirror);
|
|
|
|
|
|
function PromiseGetStatus_(value) {
|
|
var status = %DebugGetProperty(value, builtins.promiseStatus);
|
|
if (status == 0) return "pending";
|
|
if (status == 1) return "resolved";
|
|
return "rejected";
|
|
}
|
|
|
|
|
|
function PromiseGetValue_(value) {
|
|
return %DebugGetProperty(value, builtins.promiseValue);
|
|
}
|
|
|
|
|
|
PromiseMirror.prototype.status = function() {
|
|
return PromiseGetStatus_(this.value_);
|
|
};
|
|
|
|
|
|
PromiseMirror.prototype.promiseValue = function() {
|
|
return MakeMirror(PromiseGetValue_(this.value_));
|
|
};
|
|
|
|
|
|
function MapMirror(value) {
|
|
%_CallFunction(this, value, MAP_TYPE, ObjectMirror);
|
|
}
|
|
inherits(MapMirror, ObjectMirror);
|
|
|
|
|
|
/**
|
|
* Returns an array of key/value pairs of a map.
|
|
* This will keep keys alive for WeakMaps.
|
|
*
|
|
* @param {number=} opt_limit Max elements to return.
|
|
* @returns {Array.<Object>} Array of key/value pairs of a map.
|
|
*/
|
|
MapMirror.prototype.entries = function(opt_limit) {
|
|
var result = [];
|
|
|
|
if (IS_WEAKMAP(this.value_)) {
|
|
var entries = %GetWeakMapEntries(this.value_, opt_limit || 0);
|
|
for (var i = 0; i < entries.length; i += 2) {
|
|
result.push({
|
|
key: entries[i],
|
|
value: entries[i + 1]
|
|
});
|
|
}
|
|
return result;
|
|
}
|
|
|
|
var iter = %_CallFunction(this.value_, builtins.MapEntries);
|
|
var next;
|
|
while ((!opt_limit || result.length < opt_limit) &&
|
|
!(next = iter.next()).done) {
|
|
result.push({
|
|
key: next.value[0],
|
|
value: next.value[1]
|
|
});
|
|
}
|
|
return result;
|
|
};
|
|
|
|
|
|
function SetMirror(value) {
|
|
%_CallFunction(this, value, SET_TYPE, ObjectMirror);
|
|
}
|
|
inherits(SetMirror, ObjectMirror);
|
|
|
|
|
|
function IteratorGetValues_(iter, next_function, opt_limit) {
|
|
var result = [];
|
|
var next;
|
|
while ((!opt_limit || result.length < opt_limit) &&
|
|
!(next = %_CallFunction(iter, next_function)).done) {
|
|
result.push(next.value);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns an array of elements of a set.
|
|
* This will keep elements alive for WeakSets.
|
|
*
|
|
* @param {number=} opt_limit Max elements to return.
|
|
* @returns {Array.<Object>} Array of elements of a set.
|
|
*/
|
|
SetMirror.prototype.values = function(opt_limit) {
|
|
if (IS_WEAKSET(this.value_)) {
|
|
return %GetWeakSetValues(this.value_, opt_limit || 0);
|
|
}
|
|
|
|
var iter = %_CallFunction(this.value_, builtins.SetValues);
|
|
return IteratorGetValues_(iter, builtins.SetIteratorNextJS, opt_limit);
|
|
};
|
|
|
|
|
|
function IteratorMirror(value) {
|
|
%_CallFunction(this, value, ITERATOR_TYPE, ObjectMirror);
|
|
}
|
|
inherits(IteratorMirror, ObjectMirror);
|
|
|
|
|
|
/**
|
|
* Returns a preview of elements of an iterator.
|
|
* Does not change the backing iterator state.
|
|
*
|
|
* @param {number=} opt_limit Max elements to return.
|
|
* @returns {Array.<Object>} Array of elements of an iterator.
|
|
*/
|
|
IteratorMirror.prototype.preview = function(opt_limit) {
|
|
if (IS_MAP_ITERATOR(this.value_)) {
|
|
return IteratorGetValues_(%MapIteratorClone(this.value_),
|
|
builtins.MapIteratorNextJS,
|
|
opt_limit);
|
|
} else if (IS_SET_ITERATOR(this.value_)) {
|
|
return IteratorGetValues_(%SetIteratorClone(this.value_),
|
|
builtins.SetIteratorNextJS,
|
|
opt_limit);
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for a Generator object.
|
|
* @param {Object} data The Generator object
|
|
* @constructor
|
|
* @extends Mirror
|
|
*/
|
|
function GeneratorMirror(value) {
|
|
%_CallFunction(this, value, GENERATOR_TYPE, ObjectMirror);
|
|
}
|
|
inherits(GeneratorMirror, ObjectMirror);
|
|
|
|
|
|
function GeneratorGetStatus_(value) {
|
|
var continuation = %GeneratorGetContinuation(value);
|
|
if (continuation < 0) return "running";
|
|
if (continuation == 0) return "closed";
|
|
return "suspended";
|
|
}
|
|
|
|
|
|
GeneratorMirror.prototype.status = function() {
|
|
return GeneratorGetStatus_(this.value_);
|
|
};
|
|
|
|
|
|
GeneratorMirror.prototype.sourcePosition_ = function() {
|
|
return %GeneratorGetSourcePosition(this.value_);
|
|
};
|
|
|
|
|
|
GeneratorMirror.prototype.sourceLocation = function() {
|
|
var pos = this.sourcePosition_();
|
|
if (!IS_UNDEFINED(pos)) {
|
|
var script = this.func().script();
|
|
if (script) {
|
|
return script.locationFromPosition(pos, true);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
GeneratorMirror.prototype.func = function() {
|
|
if (!this.func_) {
|
|
this.func_ = MakeMirror(%GeneratorGetFunction(this.value_));
|
|
}
|
|
return this.func_;
|
|
};
|
|
|
|
|
|
GeneratorMirror.prototype.context = function() {
|
|
if (!this.context_) {
|
|
this.context_ = new ContextMirror(%GeneratorGetContext(this.value_));
|
|
}
|
|
return this.context_;
|
|
};
|
|
|
|
|
|
GeneratorMirror.prototype.receiver = function() {
|
|
if (!this.receiver_) {
|
|
this.receiver_ = MakeMirror(%GeneratorGetReceiver(this.value_));
|
|
}
|
|
return this.receiver_;
|
|
};
|
|
|
|
|
|
/**
|
|
* Base mirror object for properties.
|
|
* @param {ObjectMirror} mirror The mirror object having this property
|
|
* @param {string} name The name of the property
|
|
* @param {Array} details Details about the property
|
|
* @constructor
|
|
* @extends Mirror
|
|
*/
|
|
function PropertyMirror(mirror, name, details) {
|
|
%_CallFunction(this, PROPERTY_TYPE, Mirror);
|
|
this.mirror_ = mirror;
|
|
this.name_ = name;
|
|
this.value_ = details[0];
|
|
this.details_ = details[1];
|
|
this.is_interceptor_ = details[2];
|
|
if (details.length > 3) {
|
|
this.exception_ = details[3];
|
|
this.getter_ = details[4];
|
|
this.setter_ = details[5];
|
|
}
|
|
}
|
|
inherits(PropertyMirror, Mirror);
|
|
|
|
|
|
PropertyMirror.prototype.isReadOnly = function() {
|
|
return (this.attributes() & PropertyAttribute.ReadOnly) != 0;
|
|
};
|
|
|
|
|
|
PropertyMirror.prototype.isEnum = function() {
|
|
return (this.attributes() & PropertyAttribute.DontEnum) == 0;
|
|
};
|
|
|
|
|
|
PropertyMirror.prototype.canDelete = function() {
|
|
return (this.attributes() & PropertyAttribute.DontDelete) == 0;
|
|
};
|
|
|
|
|
|
PropertyMirror.prototype.name = function() {
|
|
return this.name_;
|
|
};
|
|
|
|
|
|
PropertyMirror.prototype.isIndexed = function() {
|
|
for (var i = 0; i < this.name_.length; i++) {
|
|
if (this.name_[i] < '0' || '9' < this.name_[i]) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
|
|
|
|
PropertyMirror.prototype.value = function() {
|
|
return MakeMirror(this.value_, false);
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this property value is an exception.
|
|
* @return {booolean} True if this property value is an exception
|
|
*/
|
|
PropertyMirror.prototype.isException = function() {
|
|
return this.exception_ ? true : false;
|
|
};
|
|
|
|
|
|
PropertyMirror.prototype.attributes = function() {
|
|
return %DebugPropertyAttributesFromDetails(this.details_);
|
|
};
|
|
|
|
|
|
PropertyMirror.prototype.propertyType = function() {
|
|
return %DebugPropertyTypeFromDetails(this.details_);
|
|
};
|
|
|
|
|
|
PropertyMirror.prototype.insertionIndex = function() {
|
|
return %DebugPropertyIndexFromDetails(this.details_);
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this property has a getter defined through __defineGetter__.
|
|
* @return {booolean} True if this property has a getter
|
|
*/
|
|
PropertyMirror.prototype.hasGetter = function() {
|
|
return this.getter_ ? true : false;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this property has a setter defined through __defineSetter__.
|
|
* @return {booolean} True if this property has a setter
|
|
*/
|
|
PropertyMirror.prototype.hasSetter = function() {
|
|
return this.setter_ ? true : false;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the getter for this property defined through __defineGetter__.
|
|
* @return {Mirror} FunctionMirror reflecting the getter function or
|
|
* UndefinedMirror if there is no getter for this property
|
|
*/
|
|
PropertyMirror.prototype.getter = function() {
|
|
if (this.hasGetter()) {
|
|
return MakeMirror(this.getter_);
|
|
} else {
|
|
return GetUndefinedMirror();
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the setter for this property defined through __defineSetter__.
|
|
* @return {Mirror} FunctionMirror reflecting the setter function or
|
|
* UndefinedMirror if there is no setter for this property
|
|
*/
|
|
PropertyMirror.prototype.setter = function() {
|
|
if (this.hasSetter()) {
|
|
return MakeMirror(this.setter_);
|
|
} else {
|
|
return GetUndefinedMirror();
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns whether this property is natively implemented by the host or a set
|
|
* through JavaScript code.
|
|
* @return {boolean} True if the property is
|
|
* UndefinedMirror if there is no setter for this property
|
|
*/
|
|
PropertyMirror.prototype.isNative = function() {
|
|
return this.is_interceptor_ ||
|
|
((this.propertyType() == PropertyType.AccessorConstant) &&
|
|
!this.hasGetter() && !this.hasSetter());
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for internal properties. Internal property reflects properties
|
|
* not accessible from user code such as [[BoundThis]] in bound function.
|
|
* Their names are merely symbolic.
|
|
* @param {string} name The name of the property
|
|
* @param {value} property value
|
|
* @constructor
|
|
* @extends Mirror
|
|
*/
|
|
function InternalPropertyMirror(name, value) {
|
|
%_CallFunction(this, INTERNAL_PROPERTY_TYPE, Mirror);
|
|
this.name_ = name;
|
|
this.value_ = value;
|
|
}
|
|
inherits(InternalPropertyMirror, Mirror);
|
|
|
|
|
|
InternalPropertyMirror.prototype.name = function() {
|
|
return this.name_;
|
|
};
|
|
|
|
|
|
InternalPropertyMirror.prototype.value = function() {
|
|
return MakeMirror(this.value_, false);
|
|
};
|
|
|
|
|
|
var kFrameDetailsFrameIdIndex = 0;
|
|
var kFrameDetailsReceiverIndex = 1;
|
|
var kFrameDetailsFunctionIndex = 2;
|
|
var kFrameDetailsArgumentCountIndex = 3;
|
|
var kFrameDetailsLocalCountIndex = 4;
|
|
var kFrameDetailsSourcePositionIndex = 5;
|
|
var kFrameDetailsConstructCallIndex = 6;
|
|
var kFrameDetailsAtReturnIndex = 7;
|
|
var kFrameDetailsFlagsIndex = 8;
|
|
var kFrameDetailsFirstDynamicIndex = 9;
|
|
|
|
var kFrameDetailsNameIndex = 0;
|
|
var kFrameDetailsValueIndex = 1;
|
|
var kFrameDetailsNameValueSize = 2;
|
|
|
|
var kFrameDetailsFlagDebuggerFrameMask = 1 << 0;
|
|
var kFrameDetailsFlagOptimizedFrameMask = 1 << 1;
|
|
var kFrameDetailsFlagInlinedFrameIndexMask = 7 << 2;
|
|
|
|
/**
|
|
* Wrapper for the frame details information retreived from the VM. The frame
|
|
* details from the VM is an array with the following content. See runtime.cc
|
|
* Runtime_GetFrameDetails.
|
|
* 0: Id
|
|
* 1: Receiver
|
|
* 2: Function
|
|
* 3: Argument count
|
|
* 4: Local count
|
|
* 5: Source position
|
|
* 6: Construct call
|
|
* 7: Is at return
|
|
* 8: Flags (debugger frame, optimized frame, inlined frame index)
|
|
* Arguments name, value
|
|
* Locals name, value
|
|
* Return value if any
|
|
* @param {number} break_id Current break id
|
|
* @param {number} index Frame number
|
|
* @constructor
|
|
*/
|
|
function FrameDetails(break_id, index) {
|
|
this.break_id_ = break_id;
|
|
this.details_ = %GetFrameDetails(break_id, index);
|
|
}
|
|
|
|
|
|
FrameDetails.prototype.frameId = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
return this.details_[kFrameDetailsFrameIdIndex];
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.receiver = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
return this.details_[kFrameDetailsReceiverIndex];
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.func = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
return this.details_[kFrameDetailsFunctionIndex];
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.isConstructCall = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
return this.details_[kFrameDetailsConstructCallIndex];
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.isAtReturn = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
return this.details_[kFrameDetailsAtReturnIndex];
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.isDebuggerFrame = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
var f = kFrameDetailsFlagDebuggerFrameMask;
|
|
return (this.details_[kFrameDetailsFlagsIndex] & f) == f;
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.isOptimizedFrame = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
var f = kFrameDetailsFlagOptimizedFrameMask;
|
|
return (this.details_[kFrameDetailsFlagsIndex] & f) == f;
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.isInlinedFrame = function() {
|
|
return this.inlinedFrameIndex() > 0;
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.inlinedFrameIndex = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
var f = kFrameDetailsFlagInlinedFrameIndexMask;
|
|
return (this.details_[kFrameDetailsFlagsIndex] & f) >> 2;
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.argumentCount = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
return this.details_[kFrameDetailsArgumentCountIndex];
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.argumentName = function(index) {
|
|
%CheckExecutionState(this.break_id_);
|
|
if (index >= 0 && index < this.argumentCount()) {
|
|
return this.details_[kFrameDetailsFirstDynamicIndex +
|
|
index * kFrameDetailsNameValueSize +
|
|
kFrameDetailsNameIndex];
|
|
}
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.argumentValue = function(index) {
|
|
%CheckExecutionState(this.break_id_);
|
|
if (index >= 0 && index < this.argumentCount()) {
|
|
return this.details_[kFrameDetailsFirstDynamicIndex +
|
|
index * kFrameDetailsNameValueSize +
|
|
kFrameDetailsValueIndex];
|
|
}
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.localCount = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
return this.details_[kFrameDetailsLocalCountIndex];
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.sourcePosition = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
return this.details_[kFrameDetailsSourcePositionIndex];
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.localName = function(index) {
|
|
%CheckExecutionState(this.break_id_);
|
|
if (index >= 0 && index < this.localCount()) {
|
|
var locals_offset = kFrameDetailsFirstDynamicIndex +
|
|
this.argumentCount() * kFrameDetailsNameValueSize;
|
|
return this.details_[locals_offset +
|
|
index * kFrameDetailsNameValueSize +
|
|
kFrameDetailsNameIndex];
|
|
}
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.localValue = function(index) {
|
|
%CheckExecutionState(this.break_id_);
|
|
if (index >= 0 && index < this.localCount()) {
|
|
var locals_offset = kFrameDetailsFirstDynamicIndex +
|
|
this.argumentCount() * kFrameDetailsNameValueSize;
|
|
return this.details_[locals_offset +
|
|
index * kFrameDetailsNameValueSize +
|
|
kFrameDetailsValueIndex];
|
|
}
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.returnValue = function() {
|
|
%CheckExecutionState(this.break_id_);
|
|
var return_value_offset =
|
|
kFrameDetailsFirstDynamicIndex +
|
|
(this.argumentCount() + this.localCount()) * kFrameDetailsNameValueSize;
|
|
if (this.details_[kFrameDetailsAtReturnIndex]) {
|
|
return this.details_[return_value_offset];
|
|
}
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.scopeCount = function() {
|
|
if (IS_UNDEFINED(this.scopeCount_)) {
|
|
this.scopeCount_ = %GetScopeCount(this.break_id_, this.frameId());
|
|
}
|
|
return this.scopeCount_;
|
|
};
|
|
|
|
|
|
FrameDetails.prototype.stepInPositionsImpl = function() {
|
|
return %GetStepInPositions(this.break_id_, this.frameId());
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for stack frames.
|
|
* @param {number} break_id The break id in the VM for which this frame is
|
|
valid
|
|
* @param {number} index The frame index (top frame is index 0)
|
|
* @constructor
|
|
* @extends Mirror
|
|
*/
|
|
function FrameMirror(break_id, index) {
|
|
%_CallFunction(this, FRAME_TYPE, Mirror);
|
|
this.break_id_ = break_id;
|
|
this.index_ = index;
|
|
this.details_ = new FrameDetails(break_id, index);
|
|
}
|
|
inherits(FrameMirror, Mirror);
|
|
|
|
|
|
FrameMirror.prototype.details = function() {
|
|
return this.details_;
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.index = function() {
|
|
return this.index_;
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.func = function() {
|
|
if (this.func_) {
|
|
return this.func_;
|
|
}
|
|
|
|
// Get the function for this frame from the VM.
|
|
var f = this.details_.func();
|
|
|
|
// Create a function mirror. NOTE: MakeMirror cannot be used here as the
|
|
// value returned from the VM might be a string if the function for the
|
|
// frame is unresolved.
|
|
if (IS_FUNCTION(f)) {
|
|
return this.func_ = MakeMirror(f);
|
|
} else {
|
|
return new UnresolvedFunctionMirror(f);
|
|
}
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.receiver = function() {
|
|
return MakeMirror(this.details_.receiver());
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.isConstructCall = function() {
|
|
return this.details_.isConstructCall();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.isAtReturn = function() {
|
|
return this.details_.isAtReturn();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.isDebuggerFrame = function() {
|
|
return this.details_.isDebuggerFrame();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.isOptimizedFrame = function() {
|
|
return this.details_.isOptimizedFrame();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.isInlinedFrame = function() {
|
|
return this.details_.isInlinedFrame();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.inlinedFrameIndex = function() {
|
|
return this.details_.inlinedFrameIndex();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.argumentCount = function() {
|
|
return this.details_.argumentCount();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.argumentName = function(index) {
|
|
return this.details_.argumentName(index);
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.argumentValue = function(index) {
|
|
return MakeMirror(this.details_.argumentValue(index));
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.localCount = function() {
|
|
return this.details_.localCount();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.localName = function(index) {
|
|
return this.details_.localName(index);
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.localValue = function(index) {
|
|
return MakeMirror(this.details_.localValue(index));
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.returnValue = function() {
|
|
return MakeMirror(this.details_.returnValue());
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.sourcePosition = function() {
|
|
return this.details_.sourcePosition();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.sourceLocation = function() {
|
|
var func = this.func();
|
|
if (func.resolved()) {
|
|
var script = func.script();
|
|
if (script) {
|
|
return script.locationFromPosition(this.sourcePosition(), true);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.sourceLine = function() {
|
|
var location = this.sourceLocation();
|
|
if (location) {
|
|
return location.line;
|
|
}
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.sourceColumn = function() {
|
|
var location = this.sourceLocation();
|
|
if (location) {
|
|
return location.column;
|
|
}
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.sourceLineText = function() {
|
|
var location = this.sourceLocation();
|
|
if (location) {
|
|
return location.sourceText();
|
|
}
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.scopeCount = function() {
|
|
return this.details_.scopeCount();
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.scope = function(index) {
|
|
return new ScopeMirror(this, UNDEFINED, index);
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.allScopes = function(opt_ignore_nested_scopes) {
|
|
var scopeDetails = %GetAllScopesDetails(this.break_id_,
|
|
this.details_.frameId(),
|
|
this.details_.inlinedFrameIndex(),
|
|
!!opt_ignore_nested_scopes);
|
|
var result = [];
|
|
for (var i = 0; i < scopeDetails.length; ++i) {
|
|
result.push(new ScopeMirror(this, UNDEFINED, i, scopeDetails[i]));
|
|
}
|
|
return result;
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.stepInPositions = function() {
|
|
var script = this.func().script();
|
|
var funcOffset = this.func().sourcePosition_();
|
|
|
|
var stepInRaw = this.details_.stepInPositionsImpl();
|
|
var result = [];
|
|
if (stepInRaw) {
|
|
for (var i = 0; i < stepInRaw.length; i++) {
|
|
var posStruct = {};
|
|
var offset = script.locationFromPosition(funcOffset + stepInRaw[i],
|
|
true);
|
|
serializeLocationFields(offset, posStruct);
|
|
var item = {
|
|
position: posStruct
|
|
};
|
|
result.push(item);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.evaluate = function(source, disable_break,
|
|
opt_context_object) {
|
|
return MakeMirror(%DebugEvaluate(this.break_id_,
|
|
this.details_.frameId(),
|
|
this.details_.inlinedFrameIndex(),
|
|
source,
|
|
Boolean(disable_break),
|
|
opt_context_object));
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.invocationText = function() {
|
|
// Format frame invoaction (receiver, function and arguments).
|
|
var result = '';
|
|
var func = this.func();
|
|
var receiver = this.receiver();
|
|
if (this.isConstructCall()) {
|
|
// For constructor frames display new followed by the function name.
|
|
result += 'new ';
|
|
result += func.name() ? func.name() : '[anonymous]';
|
|
} else if (this.isDebuggerFrame()) {
|
|
result += '[debugger]';
|
|
} else {
|
|
// If the receiver has a className which is 'global' don't display it.
|
|
var display_receiver =
|
|
!receiver.className || (receiver.className() != 'global');
|
|
if (display_receiver) {
|
|
result += receiver.toText();
|
|
}
|
|
// Try to find the function as a property in the receiver. Include the
|
|
// prototype chain in the lookup.
|
|
var property = GetUndefinedMirror();
|
|
if (receiver.isObject()) {
|
|
for (var r = receiver;
|
|
!r.isNull() && property.isUndefined();
|
|
r = r.protoObject()) {
|
|
property = r.lookupProperty(func);
|
|
}
|
|
}
|
|
if (!property.isUndefined()) {
|
|
// The function invoked was found on the receiver. Use the property name
|
|
// for the backtrace.
|
|
if (!property.isIndexed()) {
|
|
if (display_receiver) {
|
|
result += '.';
|
|
}
|
|
result += property.name();
|
|
} else {
|
|
result += '[';
|
|
result += property.name();
|
|
result += ']';
|
|
}
|
|
// Also known as - if the name in the function doesn't match the name
|
|
// under which it was looked up.
|
|
if (func.name() && func.name() != property.name()) {
|
|
result += '(aka ' + func.name() + ')';
|
|
}
|
|
} else {
|
|
// The function invoked was not found on the receiver. Use the function
|
|
// name if available for the backtrace.
|
|
if (display_receiver) {
|
|
result += '.';
|
|
}
|
|
result += func.name() ? func.name() : '[anonymous]';
|
|
}
|
|
}
|
|
|
|
// Render arguments for normal frames.
|
|
if (!this.isDebuggerFrame()) {
|
|
result += '(';
|
|
for (var i = 0; i < this.argumentCount(); i++) {
|
|
if (i != 0) result += ', ';
|
|
if (this.argumentName(i)) {
|
|
result += this.argumentName(i);
|
|
result += '=';
|
|
}
|
|
result += this.argumentValue(i).toText();
|
|
}
|
|
result += ')';
|
|
}
|
|
|
|
if (this.isAtReturn()) {
|
|
result += ' returning ';
|
|
result += this.returnValue().toText();
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.sourceAndPositionText = function() {
|
|
// Format source and position.
|
|
var result = '';
|
|
var func = this.func();
|
|
if (func.resolved()) {
|
|
var script = func.script();
|
|
if (script) {
|
|
if (script.name()) {
|
|
result += script.name();
|
|
} else {
|
|
result += '[unnamed]';
|
|
}
|
|
if (!this.isDebuggerFrame()) {
|
|
var location = this.sourceLocation();
|
|
result += ' line ';
|
|
result += !IS_UNDEFINED(location) ? (location.line + 1) : '?';
|
|
result += ' column ';
|
|
result += !IS_UNDEFINED(location) ? (location.column + 1) : '?';
|
|
if (!IS_UNDEFINED(this.sourcePosition())) {
|
|
result += ' (position ' + (this.sourcePosition() + 1) + ')';
|
|
}
|
|
}
|
|
} else {
|
|
result += '[no source]';
|
|
}
|
|
} else {
|
|
result += '[unresolved]';
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.localsText = function() {
|
|
// Format local variables.
|
|
var result = '';
|
|
var locals_count = this.localCount();
|
|
if (locals_count > 0) {
|
|
for (var i = 0; i < locals_count; ++i) {
|
|
result += ' var ';
|
|
result += this.localName(i);
|
|
result += ' = ';
|
|
result += this.localValue(i).toText();
|
|
if (i < locals_count - 1) result += '\n';
|
|
}
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.restart = function() {
|
|
var result = %LiveEditRestartFrame(this.break_id_, this.index_);
|
|
if (IS_UNDEFINED(result)) {
|
|
result = "Failed to find requested frame";
|
|
}
|
|
return result;
|
|
};
|
|
|
|
|
|
FrameMirror.prototype.toText = function(opt_locals) {
|
|
var result = '';
|
|
result += '#' + (this.index() <= 9 ? '0' : '') + this.index();
|
|
result += ' ';
|
|
result += this.invocationText();
|
|
result += ' ';
|
|
result += this.sourceAndPositionText();
|
|
if (opt_locals) {
|
|
result += '\n';
|
|
result += this.localsText();
|
|
}
|
|
return result;
|
|
};
|
|
|
|
|
|
var kScopeDetailsTypeIndex = 0;
|
|
var kScopeDetailsObjectIndex = 1;
|
|
|
|
function ScopeDetails(frame, fun, index, opt_details) {
|
|
if (frame) {
|
|
this.break_id_ = frame.break_id_;
|
|
this.details_ = opt_details ||
|
|
%GetScopeDetails(frame.break_id_,
|
|
frame.details_.frameId(),
|
|
frame.details_.inlinedFrameIndex(),
|
|
index);
|
|
this.frame_id_ = frame.details_.frameId();
|
|
this.inlined_frame_id_ = frame.details_.inlinedFrameIndex();
|
|
} else {
|
|
this.details_ = opt_details || %GetFunctionScopeDetails(fun.value(), index);
|
|
this.fun_value_ = fun.value();
|
|
this.break_id_ = undefined;
|
|
}
|
|
this.index_ = index;
|
|
}
|
|
|
|
|
|
ScopeDetails.prototype.type = function() {
|
|
if (!IS_UNDEFINED(this.break_id_)) {
|
|
%CheckExecutionState(this.break_id_);
|
|
}
|
|
return this.details_[kScopeDetailsTypeIndex];
|
|
};
|
|
|
|
|
|
ScopeDetails.prototype.object = function() {
|
|
if (!IS_UNDEFINED(this.break_id_)) {
|
|
%CheckExecutionState(this.break_id_);
|
|
}
|
|
return this.details_[kScopeDetailsObjectIndex];
|
|
};
|
|
|
|
|
|
ScopeDetails.prototype.setVariableValueImpl = function(name, new_value) {
|
|
var raw_res;
|
|
if (!IS_UNDEFINED(this.break_id_)) {
|
|
%CheckExecutionState(this.break_id_);
|
|
raw_res = %SetScopeVariableValue(this.break_id_, this.frame_id_,
|
|
this.inlined_frame_id_, this.index_, name, new_value);
|
|
} else {
|
|
raw_res = %SetScopeVariableValue(this.fun_value_, null, null, this.index_,
|
|
name, new_value);
|
|
}
|
|
if (!raw_res) {
|
|
throw new Error("Failed to set variable value");
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for scope of frame or function. Either frame or function must
|
|
* be specified.
|
|
* @param {FrameMirror} frame The frame this scope is a part of
|
|
* @param {FunctionMirror} function The function this scope is a part of
|
|
* @param {number} index The scope index in the frame
|
|
* @param {Array=} opt_details Raw scope details data
|
|
* @constructor
|
|
* @extends Mirror
|
|
*/
|
|
function ScopeMirror(frame, function, index, opt_details) {
|
|
%_CallFunction(this, SCOPE_TYPE, Mirror);
|
|
if (frame) {
|
|
this.frame_index_ = frame.index_;
|
|
} else {
|
|
this.frame_index_ = undefined;
|
|
}
|
|
this.scope_index_ = index;
|
|
this.details_ = new ScopeDetails(frame, function, index, opt_details);
|
|
}
|
|
inherits(ScopeMirror, Mirror);
|
|
|
|
|
|
ScopeMirror.prototype.details = function() {
|
|
return this.details_;
|
|
};
|
|
|
|
|
|
ScopeMirror.prototype.frameIndex = function() {
|
|
return this.frame_index_;
|
|
};
|
|
|
|
|
|
ScopeMirror.prototype.scopeIndex = function() {
|
|
return this.scope_index_;
|
|
};
|
|
|
|
|
|
ScopeMirror.prototype.scopeType = function() {
|
|
return this.details_.type();
|
|
};
|
|
|
|
|
|
ScopeMirror.prototype.scopeObject = function() {
|
|
// For local, closure and script scopes create a transient mirror
|
|
// as these objects are created on the fly materializing the local
|
|
// or closure scopes and therefore will not preserve identity.
|
|
var transient = this.scopeType() == ScopeType.Local ||
|
|
this.scopeType() == ScopeType.Closure ||
|
|
this.scopeType() == ScopeType.Script;
|
|
return MakeMirror(this.details_.object(), transient);
|
|
};
|
|
|
|
|
|
ScopeMirror.prototype.setVariableValue = function(name, new_value) {
|
|
this.details_.setVariableValueImpl(name, new_value);
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for script source.
|
|
* @param {Script} script The script object
|
|
* @constructor
|
|
* @extends Mirror
|
|
*/
|
|
function ScriptMirror(script) {
|
|
%_CallFunction(this, SCRIPT_TYPE, Mirror);
|
|
this.script_ = script;
|
|
this.context_ = new ContextMirror(script.context_data);
|
|
this.allocateHandle_();
|
|
}
|
|
inherits(ScriptMirror, Mirror);
|
|
|
|
|
|
ScriptMirror.prototype.value = function() {
|
|
return this.script_;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.name = function() {
|
|
return this.script_.name || this.script_.nameOrSourceURL();
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.id = function() {
|
|
return this.script_.id;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.source = function() {
|
|
return this.script_.source;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.setSource = function(source) {
|
|
%DebugSetScriptSource(this.script_, source);
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.lineOffset = function() {
|
|
return this.script_.line_offset;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.columnOffset = function() {
|
|
return this.script_.column_offset;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.data = function() {
|
|
return this.script_.data;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.scriptType = function() {
|
|
return this.script_.type;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.compilationType = function() {
|
|
return this.script_.compilation_type;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.lineCount = function() {
|
|
return this.script_.lineCount();
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.locationFromPosition = function(
|
|
position, include_resource_offset) {
|
|
return this.script_.locationFromPosition(position, include_resource_offset);
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.sourceSlice = function (opt_from_line, opt_to_line) {
|
|
return this.script_.sourceSlice(opt_from_line, opt_to_line);
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.context = function() {
|
|
return this.context_;
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.evalFromScript = function() {
|
|
return MakeMirror(this.script_.eval_from_script);
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.evalFromFunctionName = function() {
|
|
return MakeMirror(this.script_.eval_from_function_name);
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.evalFromLocation = function() {
|
|
var eval_from_script = this.evalFromScript();
|
|
if (!eval_from_script.isUndefined()) {
|
|
var position = this.script_.eval_from_script_position;
|
|
return eval_from_script.locationFromPosition(position, true);
|
|
}
|
|
};
|
|
|
|
|
|
ScriptMirror.prototype.toText = function() {
|
|
var result = '';
|
|
result += this.name();
|
|
result += ' (lines: ';
|
|
if (this.lineOffset() > 0) {
|
|
result += this.lineOffset();
|
|
result += '-';
|
|
result += this.lineOffset() + this.lineCount() - 1;
|
|
} else {
|
|
result += this.lineCount();
|
|
}
|
|
result += ')';
|
|
return result;
|
|
};
|
|
|
|
|
|
/**
|
|
* Mirror object for context.
|
|
* @param {Object} data The context data
|
|
* @constructor
|
|
* @extends Mirror
|
|
*/
|
|
function ContextMirror(data) {
|
|
%_CallFunction(this, CONTEXT_TYPE, Mirror);
|
|
this.data_ = data;
|
|
this.allocateHandle_();
|
|
}
|
|
inherits(ContextMirror, Mirror);
|
|
|
|
|
|
ContextMirror.prototype.data = function() {
|
|
return this.data_;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns a mirror serializer
|
|
*
|
|
* @param {boolean} details Set to true to include details
|
|
* @param {Object} options Options comtrolling the serialization
|
|
* The following options can be set:
|
|
* includeSource: include ths full source of scripts
|
|
* @returns {MirrorSerializer} mirror serializer
|
|
*/
|
|
function MakeMirrorSerializer(details, options) {
|
|
return new JSONProtocolSerializer(details, options);
|
|
}
|
|
|
|
|
|
/**
|
|
* Object for serializing a mirror objects and its direct references.
|
|
* @param {boolean} details Indicates whether to include details for the mirror
|
|
* serialized
|
|
* @constructor
|
|
*/
|
|
function JSONProtocolSerializer(details, options) {
|
|
this.details_ = details;
|
|
this.options_ = options;
|
|
this.mirrors_ = [ ];
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns a serialization of an object reference. The referenced object are
|
|
* added to the serialization state.
|
|
*
|
|
* @param {Mirror} mirror The mirror to serialize
|
|
* @returns {String} JSON serialization
|
|
*/
|
|
JSONProtocolSerializer.prototype.serializeReference = function(mirror) {
|
|
return this.serialize_(mirror, true, true);
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns a serialization of an object value. The referenced objects are
|
|
* added to the serialization state.
|
|
*
|
|
* @param {Mirror} mirror The mirror to serialize
|
|
* @returns {String} JSON serialization
|
|
*/
|
|
JSONProtocolSerializer.prototype.serializeValue = function(mirror) {
|
|
var json = this.serialize_(mirror, false, true);
|
|
return json;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns a serialization of all the objects referenced.
|
|
*
|
|
* @param {Mirror} mirror The mirror to serialize.
|
|
* @returns {Array.<Object>} Array of the referenced objects converted to
|
|
* protcol objects.
|
|
*/
|
|
JSONProtocolSerializer.prototype.serializeReferencedObjects = function() {
|
|
// Collect the protocol representation of the referenced objects in an array.
|
|
var content = [];
|
|
|
|
// Get the number of referenced objects.
|
|
var count = this.mirrors_.length;
|
|
|
|
for (var i = 0; i < count; i++) {
|
|
content.push(this.serialize_(this.mirrors_[i], false, false));
|
|
}
|
|
|
|
return content;
|
|
};
|
|
|
|
|
|
JSONProtocolSerializer.prototype.includeSource_ = function() {
|
|
return this.options_ && this.options_.includeSource;
|
|
};
|
|
|
|
|
|
JSONProtocolSerializer.prototype.inlineRefs_ = function() {
|
|
return this.options_ && this.options_.inlineRefs;
|
|
};
|
|
|
|
|
|
JSONProtocolSerializer.prototype.maxStringLength_ = function() {
|
|
if (IS_UNDEFINED(this.options_) ||
|
|
IS_UNDEFINED(this.options_.maxStringLength)) {
|
|
return kMaxProtocolStringLength;
|
|
}
|
|
return this.options_.maxStringLength;
|
|
};
|
|
|
|
|
|
JSONProtocolSerializer.prototype.add_ = function(mirror) {
|
|
// If this mirror is already in the list just return.
|
|
for (var i = 0; i < this.mirrors_.length; i++) {
|
|
if (this.mirrors_[i] === mirror) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Add the mirror to the list of mirrors to be serialized.
|
|
this.mirrors_.push(mirror);
|
|
};
|
|
|
|
|
|
/**
|
|
* Formats mirror object to protocol reference object with some data that can
|
|
* be used to display the value in debugger.
|
|
* @param {Mirror} mirror Mirror to serialize.
|
|
* @return {Object} Protocol reference object.
|
|
*/
|
|
JSONProtocolSerializer.prototype.serializeReferenceWithDisplayData_ =
|
|
function(mirror) {
|
|
var o = {};
|
|
o.ref = mirror.handle();
|
|
o.type = mirror.type();
|
|
switch (mirror.type()) {
|
|
case UNDEFINED_TYPE:
|
|
case NULL_TYPE:
|
|
case BOOLEAN_TYPE:
|
|
case NUMBER_TYPE:
|
|
o.value = mirror.value();
|
|
break;
|
|
case STRING_TYPE:
|
|
o.value = mirror.getTruncatedValue(this.maxStringLength_());
|
|
break;
|
|
case SYMBOL_TYPE:
|
|
o.description = mirror.description();
|
|
break;
|
|
case FUNCTION_TYPE:
|
|
o.name = mirror.name();
|
|
o.inferredName = mirror.inferredName();
|
|
if (mirror.script()) {
|
|
o.scriptId = mirror.script().id();
|
|
}
|
|
break;
|
|
case ERROR_TYPE:
|
|
case REGEXP_TYPE:
|
|
o.value = mirror.toText();
|
|
break;
|
|
case OBJECT_TYPE:
|
|
o.className = mirror.className();
|
|
break;
|
|
}
|
|
return o;
|
|
};
|
|
|
|
|
|
JSONProtocolSerializer.prototype.serialize_ = function(mirror, reference,
|
|
details) {
|
|
// If serializing a reference to a mirror just return the reference and add
|
|
// the mirror to the referenced mirrors.
|
|
if (reference &&
|
|
(mirror.isValue() || mirror.isScript() || mirror.isContext())) {
|
|
if (this.inlineRefs_() && mirror.isValue()) {
|
|
return this.serializeReferenceWithDisplayData_(mirror);
|
|
} else {
|
|
this.add_(mirror);
|
|
return {'ref' : mirror.handle()};
|
|
}
|
|
}
|
|
|
|
// Collect the JSON property/value pairs.
|
|
var content = {};
|
|
|
|
// Add the mirror handle.
|
|
if (mirror.isValue() || mirror.isScript() || mirror.isContext()) {
|
|
content.handle = mirror.handle();
|
|
}
|
|
|
|
// Always add the type.
|
|
content.type = mirror.type();
|
|
|
|
switch (mirror.type()) {
|
|
case UNDEFINED_TYPE:
|
|
case NULL_TYPE:
|
|
// Undefined and null are represented just by their type.
|
|
break;
|
|
|
|
case BOOLEAN_TYPE:
|
|
// Boolean values are simply represented by their value.
|
|
content.value = mirror.value();
|
|
break;
|
|
|
|
case NUMBER_TYPE:
|
|
// Number values are simply represented by their value.
|
|
content.value = NumberToJSON_(mirror.value());
|
|
break;
|
|
|
|
case STRING_TYPE:
|
|
// String values might have their value cropped to keep down size.
|
|
if (this.maxStringLength_() != -1 &&
|
|
mirror.length() > this.maxStringLength_()) {
|
|
var str = mirror.getTruncatedValue(this.maxStringLength_());
|
|
content.value = str;
|
|
content.fromIndex = 0;
|
|
content.toIndex = this.maxStringLength_();
|
|
} else {
|
|
content.value = mirror.value();
|
|
}
|
|
content.length = mirror.length();
|
|
break;
|
|
|
|
case SYMBOL_TYPE:
|
|
content.description = mirror.description();
|
|
break;
|
|
|
|
case OBJECT_TYPE:
|
|
case FUNCTION_TYPE:
|
|
case ERROR_TYPE:
|
|
case REGEXP_TYPE:
|
|
case PROMISE_TYPE:
|
|
case GENERATOR_TYPE:
|
|
// Add object representation.
|
|
this.serializeObject_(mirror, content, details);
|
|
break;
|
|
|
|
case PROPERTY_TYPE:
|
|
case INTERNAL_PROPERTY_TYPE:
|
|
throw new Error('PropertyMirror cannot be serialized independently');
|
|
break;
|
|
|
|
case FRAME_TYPE:
|
|
// Add object representation.
|
|
this.serializeFrame_(mirror, content);
|
|
break;
|
|
|
|
case SCOPE_TYPE:
|
|
// Add object representation.
|
|
this.serializeScope_(mirror, content);
|
|
break;
|
|
|
|
case SCRIPT_TYPE:
|
|
// Script is represented by id, name and source attributes.
|
|
if (mirror.name()) {
|
|
content.name = mirror.name();
|
|
}
|
|
content.id = mirror.id();
|
|
content.lineOffset = mirror.lineOffset();
|
|
content.columnOffset = mirror.columnOffset();
|
|
content.lineCount = mirror.lineCount();
|
|
if (mirror.data()) {
|
|
content.data = mirror.data();
|
|
}
|
|
if (this.includeSource_()) {
|
|
content.source = mirror.source();
|
|
} else {
|
|
var sourceStart = mirror.source().substring(0, 80);
|
|
content.sourceStart = sourceStart;
|
|
}
|
|
content.sourceLength = mirror.source().length;
|
|
content.scriptType = mirror.scriptType();
|
|
content.compilationType = mirror.compilationType();
|
|
// For compilation type eval emit information on the script from which
|
|
// eval was called if a script is present.
|
|
if (mirror.compilationType() == 1 &&
|
|
mirror.evalFromScript()) {
|
|
content.evalFromScript =
|
|
this.serializeReference(mirror.evalFromScript());
|
|
var evalFromLocation = mirror.evalFromLocation();
|
|
if (evalFromLocation) {
|
|
content.evalFromLocation = { line: evalFromLocation.line,
|
|
column: evalFromLocation.column };
|
|
}
|
|
if (mirror.evalFromFunctionName()) {
|
|
content.evalFromFunctionName = mirror.evalFromFunctionName();
|
|
}
|
|
}
|
|
if (mirror.context()) {
|
|
content.context = this.serializeReference(mirror.context());
|
|
}
|
|
break;
|
|
|
|
case CONTEXT_TYPE:
|
|
content.data = mirror.data();
|
|
break;
|
|
}
|
|
|
|
// Always add the text representation.
|
|
content.text = mirror.toText();
|
|
|
|
// Create and return the JSON string.
|
|
return content;
|
|
};
|
|
|
|
|
|
/**
|
|
* Serialize object information to the following JSON format.
|
|
*
|
|
* {"className":"<class name>",
|
|
* "constructorFunction":{"ref":<number>},
|
|
* "protoObject":{"ref":<number>},
|
|
* "prototypeObject":{"ref":<number>},
|
|
* "namedInterceptor":<boolean>,
|
|
* "indexedInterceptor":<boolean>,
|
|
* "properties":[<properties>],
|
|
* "internalProperties":[<internal properties>]}
|
|
*/
|
|
JSONProtocolSerializer.prototype.serializeObject_ = function(mirror, content,
|
|
details) {
|
|
// Add general object properties.
|
|
content.className = mirror.className();
|
|
content.constructorFunction =
|
|
this.serializeReference(mirror.constructorFunction());
|
|
content.protoObject = this.serializeReference(mirror.protoObject());
|
|
content.prototypeObject = this.serializeReference(mirror.prototypeObject());
|
|
|
|
// Add flags to indicate whether there are interceptors.
|
|
if (mirror.hasNamedInterceptor()) {
|
|
content.namedInterceptor = true;
|
|
}
|
|
if (mirror.hasIndexedInterceptor()) {
|
|
content.indexedInterceptor = true;
|
|
}
|
|
|
|
if (mirror.isFunction()) {
|
|
// Add function specific properties.
|
|
content.name = mirror.name();
|
|
if (!IS_UNDEFINED(mirror.inferredName())) {
|
|
content.inferredName = mirror.inferredName();
|
|
}
|
|
content.resolved = mirror.resolved();
|
|
if (mirror.resolved()) {
|
|
content.source = mirror.source();
|
|
}
|
|
if (mirror.script()) {
|
|
content.script = this.serializeReference(mirror.script());
|
|
content.scriptId = mirror.script().id();
|
|
|
|
serializeLocationFields(mirror.sourceLocation(), content);
|
|
}
|
|
|
|
content.scopes = [];
|
|
for (var i = 0; i < mirror.scopeCount(); i++) {
|
|
var scope = mirror.scope(i);
|
|
content.scopes.push({
|
|
type: scope.scopeType(),
|
|
index: i
|
|
});
|
|
}
|
|
}
|
|
|
|
if (mirror.isGenerator()) {
|
|
// Add generator specific properties.
|
|
|
|
// Either 'running', 'closed', or 'suspended'.
|
|
content.status = mirror.status();
|
|
|
|
content.func = this.serializeReference(mirror.func())
|
|
content.receiver = this.serializeReference(mirror.receiver())
|
|
|
|
// If the generator is suspended, the content add line/column properties.
|
|
serializeLocationFields(mirror.sourceLocation(), content);
|
|
|
|
// TODO(wingo): Also serialize a reference to the context (scope chain).
|
|
}
|
|
|
|
if (mirror.isDate()) {
|
|
// Add date specific properties.
|
|
content.value = mirror.value();
|
|
}
|
|
|
|
if (mirror.isPromise()) {
|
|
// Add promise specific properties.
|
|
content.status = mirror.status();
|
|
content.promiseValue = this.serializeReference(mirror.promiseValue());
|
|
}
|
|
|
|
// Add actual properties - named properties followed by indexed properties.
|
|
var propertyNames = mirror.propertyNames(PropertyKind.Named);
|
|
var propertyIndexes = mirror.propertyNames(PropertyKind.Indexed);
|
|
var p = new Array(propertyNames.length + propertyIndexes.length);
|
|
for (var i = 0; i < propertyNames.length; i++) {
|
|
var propertyMirror = mirror.property(propertyNames[i]);
|
|
p[i] = this.serializeProperty_(propertyMirror);
|
|
if (details) {
|
|
this.add_(propertyMirror.value());
|
|
}
|
|
}
|
|
for (var i = 0; i < propertyIndexes.length; i++) {
|
|
var propertyMirror = mirror.property(propertyIndexes[i]);
|
|
p[propertyNames.length + i] = this.serializeProperty_(propertyMirror);
|
|
if (details) {
|
|
this.add_(propertyMirror.value());
|
|
}
|
|
}
|
|
content.properties = p;
|
|
|
|
var internalProperties = mirror.internalProperties();
|
|
if (internalProperties.length > 0) {
|
|
var ip = [];
|
|
for (var i = 0; i < internalProperties.length; i++) {
|
|
ip.push(this.serializeInternalProperty_(internalProperties[i]));
|
|
}
|
|
content.internalProperties = ip;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Serialize location information to the following JSON format:
|
|
*
|
|
* "position":"<position>",
|
|
* "line":"<line>",
|
|
* "column":"<column>",
|
|
*
|
|
* @param {SourceLocation} location The location to serialize, may be undefined.
|
|
*/
|
|
function serializeLocationFields (location, content) {
|
|
if (!location) {
|
|
return;
|
|
}
|
|
content.position = location.position;
|
|
var line = location.line;
|
|
if (!IS_UNDEFINED(line)) {
|
|
content.line = line;
|
|
}
|
|
var column = location.column;
|
|
if (!IS_UNDEFINED(column)) {
|
|
content.column = column;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Serialize property information to the following JSON format for building the
|
|
* array of properties.
|
|
*
|
|
* {"name":"<property name>",
|
|
* "attributes":<number>,
|
|
* "propertyType":<number>,
|
|
* "ref":<number>}
|
|
*
|
|
* If the attribute for the property is PropertyAttribute.None it is not added.
|
|
* Here are a couple of examples.
|
|
*
|
|
* {"name":"hello","propertyType":0,"ref":1}
|
|
* {"name":"length","attributes":7,"propertyType":3,"ref":2}
|
|
*
|
|
* @param {PropertyMirror} propertyMirror The property to serialize.
|
|
* @returns {Object} Protocol object representing the property.
|
|
*/
|
|
JSONProtocolSerializer.prototype.serializeProperty_ = function(propertyMirror) {
|
|
var result = {};
|
|
|
|
result.name = propertyMirror.name();
|
|
var propertyValue = propertyMirror.value();
|
|
if (this.inlineRefs_() && propertyValue.isValue()) {
|
|
result.value = this.serializeReferenceWithDisplayData_(propertyValue);
|
|
} else {
|
|
if (propertyMirror.attributes() != PropertyAttribute.None) {
|
|
result.attributes = propertyMirror.attributes();
|
|
}
|
|
result.propertyType = propertyMirror.propertyType();
|
|
result.ref = propertyValue.handle();
|
|
}
|
|
return result;
|
|
};
|
|
|
|
|
|
/**
|
|
* Serialize internal property information to the following JSON format for
|
|
* building the array of properties.
|
|
*
|
|
* {"name":"<property name>",
|
|
* "ref":<number>}
|
|
*
|
|
* {"name":"[[BoundThis]]","ref":117}
|
|
*
|
|
* @param {InternalPropertyMirror} propertyMirror The property to serialize.
|
|
* @returns {Object} Protocol object representing the property.
|
|
*/
|
|
JSONProtocolSerializer.prototype.serializeInternalProperty_ =
|
|
function(propertyMirror) {
|
|
var result = {};
|
|
|
|
result.name = propertyMirror.name();
|
|
var propertyValue = propertyMirror.value();
|
|
if (this.inlineRefs_() && propertyValue.isValue()) {
|
|
result.value = this.serializeReferenceWithDisplayData_(propertyValue);
|
|
} else {
|
|
result.ref = propertyValue.handle();
|
|
}
|
|
return result;
|
|
};
|
|
|
|
|
|
JSONProtocolSerializer.prototype.serializeFrame_ = function(mirror, content) {
|
|
content.index = mirror.index();
|
|
content.receiver = this.serializeReference(mirror.receiver());
|
|
var func = mirror.func();
|
|
content.func = this.serializeReference(func);
|
|
var script = func.script();
|
|
if (script) {
|
|
content.script = this.serializeReference(script);
|
|
}
|
|
content.constructCall = mirror.isConstructCall();
|
|
content.atReturn = mirror.isAtReturn();
|
|
if (mirror.isAtReturn()) {
|
|
content.returnValue = this.serializeReference(mirror.returnValue());
|
|
}
|
|
content.debuggerFrame = mirror.isDebuggerFrame();
|
|
var x = new Array(mirror.argumentCount());
|
|
for (var i = 0; i < mirror.argumentCount(); i++) {
|
|
var arg = {};
|
|
var argument_name = mirror.argumentName(i);
|
|
if (argument_name) {
|
|
arg.name = argument_name;
|
|
}
|
|
arg.value = this.serializeReference(mirror.argumentValue(i));
|
|
x[i] = arg;
|
|
}
|
|
content.arguments = x;
|
|
var x = new Array(mirror.localCount());
|
|
for (var i = 0; i < mirror.localCount(); i++) {
|
|
var local = {};
|
|
local.name = mirror.localName(i);
|
|
local.value = this.serializeReference(mirror.localValue(i));
|
|
x[i] = local;
|
|
}
|
|
content.locals = x;
|
|
serializeLocationFields(mirror.sourceLocation(), content);
|
|
var source_line_text = mirror.sourceLineText();
|
|
if (!IS_UNDEFINED(source_line_text)) {
|
|
content.sourceLineText = source_line_text;
|
|
}
|
|
|
|
content.scopes = [];
|
|
for (var i = 0; i < mirror.scopeCount(); i++) {
|
|
var scope = mirror.scope(i);
|
|
content.scopes.push({
|
|
type: scope.scopeType(),
|
|
index: i
|
|
});
|
|
}
|
|
};
|
|
|
|
|
|
JSONProtocolSerializer.prototype.serializeScope_ = function(mirror, content) {
|
|
content.index = mirror.scopeIndex();
|
|
content.frameIndex = mirror.frameIndex();
|
|
content.type = mirror.scopeType();
|
|
content.object = this.inlineRefs_() ?
|
|
this.serializeValue(mirror.scopeObject()) :
|
|
this.serializeReference(mirror.scopeObject());
|
|
};
|
|
|
|
|
|
/**
|
|
* Convert a number to a protocol value. For all finite numbers the number
|
|
* itself is returned. For non finite numbers NaN, Infinite and
|
|
* -Infinite the string representation "NaN", "Infinite" or "-Infinite"
|
|
* (not including the quotes) is returned.
|
|
*
|
|
* @param {number} value The number value to convert to a protocol value.
|
|
* @returns {number|string} Protocol value.
|
|
*/
|
|
function NumberToJSON_(value) {
|
|
if (isNaN(value)) {
|
|
return 'NaN';
|
|
}
|
|
if (!NUMBER_IS_FINITE(value)) {
|
|
if (value > 0) {
|
|
return 'Infinity';
|
|
} else {
|
|
return '-Infinity';
|
|
}
|
|
}
|
|
return value;
|
|
}
|