Brunobkr/llama.cpp_AlgMor24_github

1/*2  Copyright (C) 2013 Yusuke Suzuki <utatane.tea@gmail.com>3 4  Redistribution and use in source and binary forms, with or without5  modification, are permitted provided that the following conditions are met:6 7    * Redistributions of source code must retain the above copyright8      notice, this list of conditions and the following disclaimer.9    * Redistributions in binary form must reproduce the above copyright10      notice, this list of conditions and the following disclaimer in the11      documentation and/or other materials provided with the distribution.12 13  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'14  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE15  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE16  ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY17  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES18  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;19  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND20  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT21  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF22  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.23*/24 25(function () {26    'use strict';27 28    function isExpression(node) {29        if (node == null) { return false; }30        switch (node.type) {31            case 'ArrayExpression':32            case 'AssignmentExpression':33            case 'BinaryExpression':34            case 'CallExpression':35            case 'ConditionalExpression':36            case 'FunctionExpression':37            case 'Identifier':38            case 'Literal':39            case 'LogicalExpression':40            case 'MemberExpression':41            case 'NewExpression':42            case 'ObjectExpression':43            case 'SequenceExpression':44            case 'ThisExpression':45            case 'UnaryExpression':46            case 'UpdateExpression':47                return true;48        }49        return false;50    }51 52    function isIterationStatement(node) {53        if (node == null) { return false; }54        switch (node.type) {55            case 'DoWhileStatement':56            case 'ForInStatement':57            case 'ForStatement':58            case 'WhileStatement':59                return true;60        }61        return false;62    }63 64    function isStatement(node) {65        if (node == null) { return false; }66        switch (node.type) {67            case 'BlockStatement':68            case 'BreakStatement':69            case 'ContinueStatement':70            case 'DebuggerStatement':71            case 'DoWhileStatement':72            case 'EmptyStatement':73            case 'ExpressionStatement':74            case 'ForInStatement':75            case 'ForStatement':76            case 'IfStatement':77            case 'LabeledStatement':78            case 'ReturnStatement':79            case 'SwitchStatement':80            case 'ThrowStatement':81            case 'TryStatement':82            case 'VariableDeclaration':83            case 'WhileStatement':84            case 'WithStatement':85                return true;86        }87        return false;88    }89 90    function isSourceElement(node) {91      return isStatement(node) || node != null && node.type === 'FunctionDeclaration';92    }93 94    function trailingStatement(node) {95        switch (node.type) {96        case 'IfStatement':97            if (node.alternate != null) {98                return node.alternate;99            }100            return node.consequent;101 102        case 'LabeledStatement':103        case 'ForStatement':104        case 'ForInStatement':105        case 'WhileStatement':106        case 'WithStatement':107            return node.body;108        }109        return null;110    }111 112    function isProblematicIfStatement(node) {113        var current;114 115        if (node.type !== 'IfStatement') {116            return false;117        }118        if (node.alternate == null) {119            return false;120        }121        current = node.consequent;122        do {123            if (current.type === 'IfStatement') {124                if (current.alternate == null)  {125                    return true;126                }127            }128            current = trailingStatement(current);129        } while (current);130 131        return false;132    }133 134    module.exports = {135        isExpression: isExpression,136        isStatement: isStatement,137        isIterationStatement: isIterationStatement,138        isSourceElement: isSourceElement,139        isProblematicIfStatement: isProblematicIfStatement,140 141        trailingStatement: trailingStatement142    };143}());144/* vim: set sw=4 ts=4 et tw=80 : */145