Andrew Zambazos
78 lines
2.8 KiB
JavaScript
78 lines
2.8 KiB
JavaScript
/*
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* Copyright (C) 2013 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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WI.ScopeChainNode = class ScopeChainNode
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{
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constructor(type, objects, name, location, empty)
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{
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console.assert(typeof type === "string");
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console.assert(objects.every((x) => x instanceof WI.RemoteObject));
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if (type in WI.ScopeChainNode.Type)
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type = WI.ScopeChainNode.Type[type];
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this._type = type || null;
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this._objects = objects || [];
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this._name = name || "";
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this._location = location || null;
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this._empty = empty || false;
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}
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// Public
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get type() { return this._type; }
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get objects() { return this._objects; }
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get name() { return this._name; }
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get location() { return this._location; }
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get empty() { return this._empty; }
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get hash()
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{
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if (this._hash)
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return this._hash;
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this._hash = this._name;
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if (this._location)
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this._hash += `:${this._location.scriptId}:${this._location.lineNumber}:${this._location.columnNumber}`;
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return this._hash;
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}
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convertToLocalScope()
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{
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this._type = WI.ScopeChainNode.Type.Local;
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}
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};
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WI.ScopeChainNode.Type = {
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Local: "scope-chain-type-local",
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Global: "scope-chain-type-global",
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GlobalLexicalEnvironment: "scope-chain-type-global-lexical-environment",
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With: "scope-chain-type-with",
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Closure: "scope-chain-type-closure",
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Catch: "scope-chain-type-catch",
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FunctionName: "scope-chain-type-function-name",
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Block: "scope-chain-type-block",
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};
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