			/*
			Copyright (C) 2013 Yusuke Suzuki <utatane.tea@gmail.com>

			Redistribution and use in source and binary forms, with or without
			modification, are permitted provided that the following conditions are met:

			* Redistributions of source code must retain the above copyright
			notice, this list of conditions and the following disclaimer.
			* Redistributions in binary form must reproduce the above copyright
			notice, this list of conditions and the following disclaimer in the
			documentation and/or other materials provided with the distribution.

			THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'
			AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
			IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
			ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
			DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
			(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
			LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
			ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
			(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
			THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
			*/

			(function () {
			'use strict';

			function isExpression(node) {
			if (node == null) { return false; }
			switch (node.type) {
			case 'ArrayExpression':
			case 'AssignmentExpression':
			case 'BinaryExpression':
			case 'CallExpression':
			case 'ConditionalExpression':
			case 'FunctionExpression':
			case 'Identifier':
			case 'Literal':
			case 'LogicalExpression':
			case 'MemberExpression':
			case 'NewExpression':
			case 'ObjectExpression':
			case 'SequenceExpression':
			case 'ThisExpression':
			case 'UnaryExpression':
			case 'UpdateExpression':
			return true;
			}
			return false;
			}

			function isIterationStatement(node) {
			if (node == null) { return false; }
			switch (node.type) {
			case 'DoWhileStatement':
			case 'ForInStatement':
			case 'ForStatement':
			case 'WhileStatement':
			return true;
			}
			return false;
			}

			function isStatement(node) {
			if (node == null) { return false; }
			switch (node.type) {
			case 'BlockStatement':
			case 'BreakStatement':
			case 'ContinueStatement':
			case 'DebuggerStatement':
			case 'DoWhileStatement':
			case 'EmptyStatement':
			case 'ExpressionStatement':
			case 'ForInStatement':
			case 'ForStatement':
			case 'IfStatement':
			case 'LabeledStatement':
			case 'ReturnStatement':
			case 'SwitchStatement':
			case 'ThrowStatement':
			case 'TryStatement':
			case 'VariableDeclaration':
			case 'WhileStatement':
			case 'WithStatement':
			return true;
			}
			return false;
			}

			function isSourceElement(node) {
			return isStatement(node) \|\| node != null && node.type === 'FunctionDeclaration';
			}

			function trailingStatement(node) {
			switch (node.type) {
			case 'IfStatement':
			if (node.alternate != null) {
			return node.alternate;
			}
			return node.consequent;

			case 'LabeledStatement':
			case 'ForStatement':
			case 'ForInStatement':
			case 'WhileStatement':
			case 'WithStatement':
			return node.body;
			}
			return null;
			}

			function isProblematicIfStatement(node) {
			var current;

			if (node.type !== 'IfStatement') {
			return false;
			}
			if (node.alternate == null) {
			return false;
			}
			current = node.consequent;
			do {
			if (current.type === 'IfStatement') {
			if (current.alternate == null) {
			return true;
			}
			}
			current = trailingStatement(current);
			} while (current);

			return false;
			}

			module.exports = {
			isExpression: isExpression,
			isStatement: isStatement,
			isIterationStatement: isIterationStatement,
			isSourceElement: isSourceElement,
			isProblematicIfStatement: isProblematicIfStatement,

			trailingStatement: trailingStatement
			};
			}());
			/* vim: set sw=4 ts=4 et tw=80 : */

rOACCT/node_modules/esutils/lib/ast.js
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ast.js
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rOACCT/node_modules/esutils/lib/ast.jsf40d8f152a93paginated-inlines

ast.jsView Options

rOACCT/node_modules/esutils/lib/ast.js
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ast.js
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