79 lines
3.6 KiB
JavaScript
79 lines
3.6 KiB
JavaScript
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// ordered-esprima-props.js
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// MIT licensed, see LICENSE file
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// Copyright (c) 2014 Olov Lassus <olov.lassus@gmail.com>
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// A map from type (string) to an array of property names (strings)
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// in lexical order, i.e. an AST-traversal in this order will visit
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// nodes in increasing source code position.
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//
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// Tested with Esprima but should work for any Mozilla Parser API
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// compatible AST, see
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// https://developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey/Parser_API
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module.exports = (function() {
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"use strict";
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function id(n) {
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return n;
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}
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var Expression = id;
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var Expressions = id;
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var Statement = id;
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var Statements = id;
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var Identifier = id;
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var Identifiers = id;
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var Lvalue = id;
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var BlockStatement = id;
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var CatchClause = id;
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var CatchClauses_singlearray = id;
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var VariableDeclarationOrIdentifier = id;
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var VariableDeclarationOrExpression = id;
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var VariableDeclarators = id;
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var Properties = id;
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var SwitchCases = id;
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return {
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ArrayExpression: [Expressions("elements")],
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AssignmentExpression: [Lvalue("left"), Expression("right")],
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BinaryExpression: [Expression("left"), Expression("right")],
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BlockStatement: [Statements("body")],
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BreakStatement: [Identifier("label")],
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CallExpression: [Expression("callee"), Expressions("arguments")],
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CatchClause: [Identifier("param"), /*"guard",*/ BlockStatement("body")],
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ConditionalExpression: [Expression("test"), Expression("consequent"), Expression("alternate")],
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ContinueStatement: [Identifier("label")],
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DebuggerStatement: [],
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DoWhileStatement: [Statement("body"), Expression("test")],
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EmptyStatement: [],
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ExpressionStatement: [Expression("expression")],
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ForInStatement: [VariableDeclarationOrIdentifier("left"), Expression("right"), Statement("body")],
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ForStatement: [VariableDeclarationOrExpression("init"), Expression("test"), Expression("update"), Statement("body")],
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FunctionDeclaration: [Identifier("id"), Identifiers("params"), BlockStatement("body")],
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FunctionExpression: [Identifier("id"), Identifiers("params"), BlockStatement("body")],
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Identifier: [],
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IfStatement: [Expression("test"), Statement("consequent"), Statement("alternate")],
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LabeledStatement: [Identifier("label"), Statement("body")],
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Literal: [],
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LogicalExpression: [Expression("left"), Expression("right")],
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MemberExpression: [Expression("object"), Identifier("property")],
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NewExpression: [Expression("callee"), Identifiers("arguments")],
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ObjectExpression: [Properties("properties")],
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Program: [Statements("body")],
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Property: [Identifier("key"), Expression("value")],
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ReturnStatement: [Expression("argument")],
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SequenceExpression: [Expressions("expressions")],
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SwitchCase: [Expression("test"), Statements("consequent")],
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SwitchStatement: [Expression("discriminant"), SwitchCases("cases")],
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ThisExpression: [],
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ThrowStatement: [Expression("argument")],
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TryStatement: [BlockStatement("block"), /*standard, acorn*/ CatchClause("handler"), /*esprima*/ CatchClauses_singlearray("handlers"), /*"guardedHandlers",*/ BlockStatement("finalizer")],
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UnaryExpression: [Expression("argument")],
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UpdateExpression: [Lvalue("argument")],
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VariableDeclaration: [VariableDeclarators("declarations")],
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VariableDeclarator: [Identifier("id"), Expression("init")],
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WhileStatement: [Expression("test"), Statement("body")],
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WithStatement: [Expression("object"), Statement("body")],
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};
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})();
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