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2088 lines
51 KiB
JavaScript
2088 lines
51 KiB
JavaScript
/*
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Copyright (c) 2010 Jeremy Faivre
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is furnished
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to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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(function(){
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/**
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* Exception class thrown when an error occurs during parsing.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @api
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*/
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/**
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* Constructor.
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*
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* @param string message The error message
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* @param integer parsedLine The line where the error occurred
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* @param integer snippet The snippet of code near the problem
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* @param string parsedFile The file name where the error occurred
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*/
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var YamlParseException = function(message, parsedLine, snippet, parsedFile){
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this.rawMessage = message;
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this.parsedLine = (parsedLine !== undefined) ? parsedLine : -1;
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this.snippet = (snippet !== undefined) ? snippet : null;
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this.parsedFile = (parsedFile !== undefined) ? parsedFile : null;
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this.updateRepr();
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this.message = message;
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};
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YamlParseException.prototype =
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{
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name: 'YamlParseException',
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message: null,
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parsedFile: null,
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parsedLine: -1,
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snippet: null,
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rawMessage: null,
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isDefined: function(input)
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{
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return input != undefined && input != null;
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},
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/**
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* Gets the snippet of code near the error.
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*
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* @return string The snippet of code
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*/
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getSnippet: function()
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{
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return this.snippet;
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},
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/**
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* Sets the snippet of code near the error.
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*
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* @param string snippet The code snippet
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*/
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setSnippet: function(snippet)
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{
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this.snippet = snippet;
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this.updateRepr();
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},
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/**
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* Gets the filename where the error occurred.
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*
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* This method returns null if a string is parsed.
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*
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* @return string The filename
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*/
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getParsedFile: function()
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{
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return this.parsedFile;
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},
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/**
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* Sets the filename where the error occurred.
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*
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* @param string parsedFile The filename
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*/
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setParsedFile: function(parsedFile)
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{
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this.parsedFile = parsedFile;
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this.updateRepr();
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},
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/**
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* Gets the line where the error occurred.
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*
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* @return integer The file line
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*/
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getParsedLine: function()
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{
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return this.parsedLine;
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},
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/**
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* Sets the line where the error occurred.
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*
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* @param integer parsedLine The file line
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*/
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setParsedLine: function(parsedLine)
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{
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this.parsedLine = parsedLine;
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this.updateRepr();
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},
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updateRepr: function()
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{
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this.message = this.rawMessage;
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var dot = false;
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if ('.' === this.message.charAt(this.message.length - 1)) {
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this.message = this.message.substring(0, this.message.length - 1);
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dot = true;
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}
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if (null !== this.parsedFile) {
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this.message += ' in ' + JSON.stringify(this.parsedFile);
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}
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if (this.parsedLine >= 0) {
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this.message += ' at line ' + this.parsedLine;
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}
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if (this.snippet) {
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this.message += ' (near "' + this.snippet + '")';
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}
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if (dot) {
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this.message += '.';
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}
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}
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}
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/**
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* Yaml offers convenience methods to parse and dump YAML.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @api
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*/
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var YamlRunningUnderNode = false;
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var Yaml = function(){};
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Yaml.prototype =
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{
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/**
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* Parses YAML into a JS representation.
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*
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* The parse method, when supplied with a YAML stream (file),
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* will do its best to convert YAML in a file into a JS representation.
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*
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* Usage:
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* <code>
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* obj = yaml.parseFile('config.yml');
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* </code>
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*
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* @param string input Path of YAML file
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*
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* @return array The YAML converted to a JS representation
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*
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* @throws YamlParseException If the YAML is not valid
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*/
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parseFile: function(file /* String */, callback /* Function */)
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{
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if ( callback == null )
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{
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var input = this.getFileContents(file);
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var ret = null;
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try
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{
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ret = this.parse(input);
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}
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catch ( e )
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{
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if ( e instanceof YamlParseException ) {
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e.setParsedFile(file);
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}
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throw e;
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}
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return ret;
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}
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this.getFileContents(file, function(data)
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{
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callback(new Yaml().parse(data));
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});
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},
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/**
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* Parses YAML into a JS representation.
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*
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* The parse method, when supplied with a YAML stream (string),
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* will do its best to convert YAML into a JS representation.
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*
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* Usage:
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* <code>
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* obj = yaml.parse(...);
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* </code>
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*
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* @param string input string containing YAML
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*
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* @return array The YAML converted to a JS representation
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*
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* @throws YamlParseException If the YAML is not valid
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*/
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parse: function(input /* String */)
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{
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var yaml = new YamlParser();
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return yaml.parse(input);
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},
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/**
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* Dumps a JS representation to a YAML string.
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*
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* The dump method, when supplied with an array, will do its best
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* to convert the array into friendly YAML.
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*
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* @param array array JS representation
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* @param integer inline The level where you switch to inline YAML
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*
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* @return string A YAML string representing the original JS representation
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*
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* @api
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*/
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dump: function(array, inline, spaces)
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{
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if ( inline == null ) inline = 2;
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var yaml = new YamlDumper();
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if (spaces) {
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yaml.numSpacesForIndentation = spaces;
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}
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return yaml.dump(array, inline);
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},
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getXHR: function()
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{
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if ( window.XMLHttpRequest )
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return new XMLHttpRequest();
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if ( window.ActiveXObject )
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{
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var names = [
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"Msxml2.XMLHTTP.6.0",
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"Msxml2.XMLHTTP.3.0",
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"Msxml2.XMLHTTP",
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"Microsoft.XMLHTTP"
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];
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for ( var i = 0; i < 4; i++ )
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{
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try{ return new ActiveXObject(names[i]); }
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catch(e){}
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}
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}
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return null;
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},
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getFileContents: function(file, callback)
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{
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if ( YamlRunningUnderNode )
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{
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var fs = require('fs');
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if ( callback == null )
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{
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var data = fs.readFileSync(file);
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if (data == null) return null;
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return ''+data;
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}
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else
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{
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fs.readFile(file, function(err, data)
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{
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if (err)
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callback(null);
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else
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callback(data);
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});
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}
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}
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else
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{
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var request = this.getXHR();
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// Sync
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if ( callback == null )
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{
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request.open('GET', file, false);
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request.send(null);
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if ( request.status == 200 || request.status == 0 )
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return request.responseText;
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return null;
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}
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// Async
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request.onreadystatechange = function()
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{
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if ( request.readyState == 4 )
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if ( request.status == 200 || request.status == 0 )
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callback(request.responseText);
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else
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callback(null);
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};
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request.open('GET', file, true);
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request.send(null);
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}
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}
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};
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var YAML =
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{
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/*
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* @param integer inline The level where you switch to inline YAML
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*/
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stringify: function(input, inline, spaces)
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{
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return new Yaml().dump(input, inline, spaces);
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},
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parse: function(input)
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{
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return new Yaml().parse(input);
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},
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load: function(file, callback)
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{
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return new Yaml().parseFile(file, callback);
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}
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};
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// Handle node.js case
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if (typeof exports !== 'undefined') {
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if (typeof module !== 'undefined' && module.exports) {
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exports = module.exports = YAML;
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YamlRunningUnderNode = true;
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// Add require handler
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(function () {
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var require_handler = function (module, filename) {
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// fill in result
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module.exports = YAML.load(filename);
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};
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// register require extensions only if we're on node.js
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// hack for browserify
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if ( undefined !== require.extensions ) {
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require.extensions['.yml'] = require_handler;
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require.extensions['.yaml'] = require_handler;
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}
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}());
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}
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}
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// Handle browser case
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if ( typeof(window) != "undefined" )
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{
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window.YAML = YAML;
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}
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/**
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* YamlInline implements a YAML parser/dumper for the YAML inline syntax.
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*/
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var YamlInline = function(){};
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YamlInline.prototype =
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{
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i: null,
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/**
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* Convert a YAML string to a JS object.
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*
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* @param string value A YAML string
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*
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* @return object A JS object representing the YAML string
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*/
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parse: function(value)
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{
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var result = null;
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value = this.trim(value);
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if ( 0 == value.length )
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{
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return '';
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}
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switch ( value.charAt(0) )
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{
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case '[':
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result = this.parseSequence(value);
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break;
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case '{':
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result = this.parseMapping(value);
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break;
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default:
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result = this.parseScalar(value);
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}
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// some comment can end the scalar
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if ( value.substr(this.i+1).replace(/^\s*#.*$/, '') != '' ) {
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console.log("oups "+value.substr(this.i+1));
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throw new YamlParseException('Unexpected characters near "'+value.substr(this.i)+'".');
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}
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return result;
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},
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/**
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* Dumps a given JS variable to a YAML string.
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*
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* @param mixed value The JS variable to convert
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*
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* @return string The YAML string representing the JS object
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*/
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dump: function(value)
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{
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if ( undefined == value || null == value )
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return 'null';
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if ( value instanceof Date)
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return value.toISOString();
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if ( typeof(value) == 'object')
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return this.dumpObject(value);
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if ( typeof(value) == 'boolean' )
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return value ? 'true' : 'false';
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if ( /^\d+$/.test(value) )
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return typeof(value) == 'string' ? "'"+value+"'" : parseInt(value);
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if ( this.isNumeric(value) )
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return typeof(value) == 'string' ? "'"+value+"'" : parseFloat(value);
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if ( typeof(value) == 'number' )
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return value == Infinity ? '.Inf' : ( value == -Infinity ? '-.Inf' : ( isNaN(value) ? '.NAN' : value ) );
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var yaml = new YamlEscaper();
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if ( yaml.requiresDoubleQuoting(value) )
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return yaml.escapeWithDoubleQuotes(value);
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if ( yaml.requiresSingleQuoting(value) )
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return yaml.escapeWithSingleQuotes(value);
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if ( '' == value )
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return '""';
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if ( this.getTimestampRegex().test(value) )
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return "'"+value+"'";
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if ( this.inArray(value.toLowerCase(), ['null','~','true','false']) )
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return "'"+value+"'";
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// default
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return value;
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},
|
|
|
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/**
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* Dumps a JS object to a YAML string.
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*
|
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* @param object value The JS array to dump
|
|
*
|
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* @return string The YAML string representing the JS object
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*/
|
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dumpObject: function(value)
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{
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var keys = this.getKeys(value);
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var output = null;
|
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var i;
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var len = keys.length;
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|
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// array
|
|
if ( value instanceof Array )
|
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/*( 1 == len && '0' == keys[0] )
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||
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( len > 1 && this.reduceArray(keys, function(v,w){return Math.floor(v+w);}, 0) == len * (len - 1) / 2) )*/
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{
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output = [];
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for ( i = 0; i < len; i++ )
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{
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output.push(this.dump(value[keys[i]]));
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}
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return '['+output.join(', ')+']';
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}
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|
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// mapping
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output = [];
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for ( i = 0; i < len; i++ )
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{
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output.push(this.dump(keys[i])+': '+this.dump(value[keys[i]]));
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}
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|
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return '{ '+output.join(', ')+' }';
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},
|
|
|
|
/**
|
|
* Parses a scalar to a YAML string.
|
|
*
|
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* @param scalar scalar
|
|
* @param string delimiters
|
|
* @param object stringDelimiters
|
|
* @param integer i
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* @param boolean evaluate
|
|
*
|
|
* @return string A YAML string
|
|
*
|
|
* @throws YamlParseException When malformed inline YAML string is parsed
|
|
*/
|
|
parseScalar: function(scalar, delimiters, stringDelimiters, i, evaluate)
|
|
{
|
|
if ( delimiters == undefined ) delimiters = null;
|
|
if ( stringDelimiters == undefined ) stringDelimiters = ['"', "'"];
|
|
if ( i == undefined ) i = 0;
|
|
if ( evaluate == undefined ) evaluate = true;
|
|
|
|
var output = null;
|
|
var pos = null;
|
|
var matches = null;
|
|
|
|
if ( this.inArray(scalar[i], stringDelimiters) )
|
|
{
|
|
// quoted scalar
|
|
output = this.parseQuotedScalar(scalar, i);
|
|
i = this.i;
|
|
if (null !== delimiters) {
|
|
var tmp = scalar.substr(i).replace(/^\s+/, '');
|
|
if (!this.inArray(tmp.charAt(0), delimiters)) {
|
|
throw new YamlParseException('Unexpected characters ('+scalar.substr(i)+').');
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// "normal" string
|
|
if ( !delimiters )
|
|
{
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|
output = (scalar+'').substring(i);
|
|
|
|
i += output.length;
|
|
|
|
// remove comments
|
|
pos = output.indexOf(' #');
|
|
if ( pos != -1 )
|
|
{
|
|
output = output.substr(0, pos).replace(/\s+$/g,'');
|
|
}
|
|
}
|
|
else if ( matches = new RegExp('^(.+?)('+delimiters.join('|')+')').exec((scalar+'').substring(i)) )
|
|
{
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|
output = matches[1];
|
|
i += output.length;
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|
}
|
|
else
|
|
{
|
|
throw new YamlParseException('Malformed inline YAML string ('+scalar+').');
|
|
}
|
|
output = evaluate ? this.evaluateScalar(output) : output;
|
|
}
|
|
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|
this.i = i;
|
|
|
|
return output;
|
|
},
|
|
|
|
/**
|
|
* Parses a quoted scalar to YAML.
|
|
*
|
|
* @param string scalar
|
|
* @param integer i
|
|
*
|
|
* @return string A YAML string
|
|
*
|
|
* @throws YamlParseException When malformed inline YAML string is parsed
|
|
*/
|
|
parseQuotedScalar: function(scalar, i)
|
|
{
|
|
var matches = null;
|
|
//var item = /^(.*?)['"]\s*(?:[,:]|[}\]]\s*,)/.exec((scalar+'').substring(i))[1];
|
|
|
|
if ( !(matches = new RegExp('^'+YamlInline.REGEX_QUOTED_STRING).exec((scalar+'').substring(i))) )
|
|
{
|
|
throw new YamlParseException('Malformed inline YAML string ('+(scalar+'').substring(i)+').');
|
|
}
|
|
|
|
var output = matches[0].substr(1, matches[0].length - 2);
|
|
|
|
var unescaper = new YamlUnescaper();
|
|
|
|
if ( '"' == (scalar+'').charAt(i) )
|
|
{
|
|
output = unescaper.unescapeDoubleQuotedString(output);
|
|
}
|
|
else
|
|
{
|
|
output = unescaper.unescapeSingleQuotedString(output);
|
|
}
|
|
|
|
i += matches[0].length;
|
|
|
|
this.i = i;
|
|
return output;
|
|
},
|
|
|
|
/**
|
|
* Parses a sequence to a YAML string.
|
|
*
|
|
* @param string sequence
|
|
* @param integer i
|
|
*
|
|
* @return string A YAML string
|
|
*
|
|
* @throws YamlParseException When malformed inline YAML string is parsed
|
|
*/
|
|
parseSequence: function(sequence, i)
|
|
{
|
|
if ( i == undefined ) i = 0;
|
|
|
|
var output = [];
|
|
var len = sequence.length;
|
|
i += 1;
|
|
|
|
// [foo, bar, ...]
|
|
while ( i < len )
|
|
{
|
|
switch ( sequence.charAt(i) )
|
|
{
|
|
case '[':
|
|
// nested sequence
|
|
output.push(this.parseSequence(sequence, i));
|
|
i = this.i;
|
|
break;
|
|
case '{':
|
|
// nested mapping
|
|
output.push(this.parseMapping(sequence, i));
|
|
i = this.i;
|
|
break;
|
|
case ']':
|
|
this.i = i;
|
|
return output;
|
|
case ',':
|
|
case ' ':
|
|
break;
|
|
default:
|
|
var isQuoted = this.inArray(sequence.charAt(i), ['"', "'"]);
|
|
var value = this.parseScalar(sequence, [',', ']'], ['"', "'"], i);
|
|
i = this.i;
|
|
|
|
if ( !isQuoted && (value+'').indexOf(': ') != -1 )
|
|
{
|
|
// embedded mapping?
|
|
try
|
|
{
|
|
value = this.parseMapping('{'+value+'}');
|
|
}
|
|
catch ( e )
|
|
{
|
|
if ( !(e instanceof YamlParseException ) ) throw e;
|
|
// no, it's not
|
|
}
|
|
}
|
|
|
|
output.push(value);
|
|
|
|
i--;
|
|
}
|
|
|
|
i++;
|
|
}
|
|
|
|
throw new YamlParseException('Malformed inline YAML string "'+sequence+'"');
|
|
},
|
|
|
|
/**
|
|
* Parses a mapping to a YAML string.
|
|
*
|
|
* @param string mapping
|
|
* @param integer i
|
|
*
|
|
* @return string A YAML string
|
|
*
|
|
* @throws YamlParseException When malformed inline YAML string is parsed
|
|
*/
|
|
parseMapping: function(mapping, i)
|
|
{
|
|
if ( i == undefined ) i = 0;
|
|
var output = {};
|
|
var len = mapping.length;
|
|
i += 1;
|
|
var done = false;
|
|
var doContinue = false;
|
|
|
|
// {foo: bar, bar:foo, ...}
|
|
while ( i < len )
|
|
{
|
|
doContinue = false;
|
|
|
|
switch ( mapping.charAt(i) )
|
|
{
|
|
case ' ':
|
|
case ',':
|
|
i++;
|
|
doContinue = true;
|
|
break;
|
|
case '}':
|
|
this.i = i;
|
|
return output;
|
|
}
|
|
|
|
if ( doContinue ) continue;
|
|
|
|
// key
|
|
var key = this.parseScalar(mapping, [':', ' '], ['"', "'"], i, false);
|
|
i = this.i;
|
|
|
|
// value
|
|
done = false;
|
|
while ( i < len )
|
|
{
|
|
switch ( mapping.charAt(i) )
|
|
{
|
|
case '[':
|
|
// nested sequence
|
|
output[key] = this.parseSequence(mapping, i);
|
|
i = this.i;
|
|
done = true;
|
|
break;
|
|
case '{':
|
|
// nested mapping
|
|
output[key] = this.parseMapping(mapping, i);
|
|
i = this.i;
|
|
done = true;
|
|
break;
|
|
case ':':
|
|
case ' ':
|
|
break;
|
|
default:
|
|
output[key] = this.parseScalar(mapping, [',', '}'], ['"', "'"], i);
|
|
i = this.i;
|
|
done = true;
|
|
i--;
|
|
}
|
|
|
|
++i;
|
|
|
|
if ( done )
|
|
{
|
|
doContinue = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( doContinue ) continue;
|
|
}
|
|
|
|
throw new YamlParseException('Malformed inline YAML string "'+mapping+'"');
|
|
},
|
|
|
|
/**
|
|
* Evaluates scalars and replaces magic values.
|
|
*
|
|
* @param string scalar
|
|
*
|
|
* @return string A YAML string
|
|
*/
|
|
evaluateScalar: function(scalar)
|
|
{
|
|
scalar = this.trim(scalar);
|
|
|
|
var raw = null;
|
|
var cast = null;
|
|
|
|
if ( ( 'null' == scalar.toLowerCase() ) ||
|
|
( '' == scalar ) ||
|
|
( '~' == scalar ) )
|
|
return null;
|
|
if ( (scalar+'').indexOf('!str ') == 0 )
|
|
return (''+scalar).substring(5);
|
|
if ( (scalar+'').indexOf('! ') == 0 )
|
|
return parseInt(this.parseScalar((scalar+'').substr(2)));
|
|
if ( /^\d+$/.test(scalar) )
|
|
{
|
|
raw = scalar;
|
|
cast = parseInt(scalar);
|
|
return '0' == scalar.charAt(0) ? this.octdec(scalar) : (( ''+raw == ''+cast ) ? cast : raw);
|
|
}
|
|
if ( 'true' == (scalar+'').toLowerCase() )
|
|
return true;
|
|
if ( 'false' == (scalar+'').toLowerCase() )
|
|
return false;
|
|
if ( this.isNumeric(scalar) )
|
|
return '0x' == (scalar+'').substr(0, 2) ? this.hexdec(scalar) : parseFloat(scalar);
|
|
if ( scalar.toLowerCase() == '.inf' )
|
|
return Infinity;
|
|
if ( scalar.toLowerCase() == '.nan' )
|
|
return NaN;
|
|
if ( scalar.toLowerCase() == '-.inf' )
|
|
return -Infinity;
|
|
if ( /^(-|\+)?[0-9,]+(\.[0-9]+)?$/.test(scalar) )
|
|
return parseFloat(scalar.split(',').join(''));
|
|
if ( this.getTimestampRegex().test(scalar) )
|
|
return new Date(this.strtotime(scalar));
|
|
//else
|
|
return ''+scalar;
|
|
},
|
|
|
|
/**
|
|
* Gets a regex that matches an unix timestamp
|
|
*
|
|
* @return string The regular expression
|
|
*/
|
|
getTimestampRegex: function()
|
|
{
|
|
return new RegExp('^'+
|
|
'([0-9][0-9][0-9][0-9])'+
|
|
'-([0-9][0-9]?)'+
|
|
'-([0-9][0-9]?)'+
|
|
'(?:(?:[Tt]|[ \t]+)'+
|
|
'([0-9][0-9]?)'+
|
|
':([0-9][0-9])'+
|
|
':([0-9][0-9])'+
|
|
'(?:\.([0-9]*))?'+
|
|
'(?:[ \t]*(Z|([-+])([0-9][0-9]?)'+
|
|
'(?::([0-9][0-9]))?))?)?'+
|
|
'$','gi');
|
|
},
|
|
|
|
trim: function(str /* String */)
|
|
{
|
|
return (str+'').replace(/^\s+/,'').replace(/\s+$/,'');
|
|
},
|
|
|
|
isNumeric: function(input)
|
|
{
|
|
return (input - 0) == input && input.length > 0 && input.replace(/\s+/g,'') != '';
|
|
},
|
|
|
|
inArray: function(key, tab)
|
|
{
|
|
var i;
|
|
var len = tab.length;
|
|
for ( i = 0; i < len; i++ )
|
|
{
|
|
if ( key == tab[i] ) return true;
|
|
}
|
|
return false;
|
|
},
|
|
|
|
getKeys: function(tab)
|
|
{
|
|
var ret = [];
|
|
|
|
for ( var name in tab )
|
|
{
|
|
if ( tab.hasOwnProperty(name) )
|
|
{
|
|
ret.push(name);
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
},
|
|
|
|
/*reduceArray: function(tab, fun)
|
|
{
|
|
var len = tab.length;
|
|
if (typeof fun != "function")
|
|
throw new YamlParseException("fun is not a function");
|
|
|
|
// no value to return if no initial value and an empty array
|
|
if (len == 0 && arguments.length == 1)
|
|
throw new YamlParseException("empty array");
|
|
|
|
var i = 0;
|
|
if (arguments.length >= 2)
|
|
{
|
|
var rv = arguments[1];
|
|
}
|
|
else
|
|
{
|
|
do
|
|
{
|
|
if (i in tab)
|
|
{
|
|
rv = tab[i++];
|
|
break;
|
|
}
|
|
|
|
// if array contains no values, no initial value to return
|
|
if (++i >= len)
|
|
throw new YamlParseException("no initial value to return");
|
|
}
|
|
while (true);
|
|
}
|
|
|
|
for (; i < len; i++)
|
|
{
|
|
if (i in tab)
|
|
rv = fun.call(null, rv, tab[i], i, tab);
|
|
}
|
|
|
|
return rv;
|
|
},*/
|
|
|
|
octdec: function(input)
|
|
{
|
|
return parseInt((input+'').replace(/[^0-7]/gi, ''), 8);
|
|
},
|
|
|
|
hexdec: function(input)
|
|
{
|
|
input = this.trim(input);
|
|
if ( (input+'').substr(0, 2) == '0x' ) input = (input+'').substring(2);
|
|
return parseInt((input+'').replace(/[^a-f0-9]/gi, ''), 16);
|
|
},
|
|
|
|
/**
|
|
* @see http://phpjs.org/functions/strtotime
|
|
* @note we need timestamp with msecs so /1000 removed
|
|
* @note original contained binary | 0 (wtf?!) everywhere, which messes everything up
|
|
*/
|
|
strtotime: function (h,b){var f,c,g,k,d="";h=(h+"").replace(/\s{2,}|^\s|\s$/g," ").replace(/[\t\r\n]/g,"");if(h==="now"){return b===null||isNaN(b)?new Date().getTime()||0:b||0}else{if(!isNaN(d=Date.parse(h))){return d||0}else{if(b){b=new Date(b)}else{b=new Date()}}}h=h.toLowerCase();var e={day:{sun:0,mon:1,tue:2,wed:3,thu:4,fri:5,sat:6},mon:["jan","feb","mar","apr","may","jun","jul","aug","sep","oct","nov","dec"]};var a=function(i){var o=(i[2]&&i[2]==="ago");var n=(n=i[0]==="last"?-1:1)*(o?-1:1);switch(i[0]){case"last":case"next":switch(i[1].substring(0,3)){case"yea":b.setFullYear(b.getFullYear()+n);break;case"wee":b.setDate(b.getDate()+(n*7));break;case"day":b.setDate(b.getDate()+n);break;case"hou":b.setHours(b.getHours()+n);break;case"min":b.setMinutes(b.getMinutes()+n);break;case"sec":b.setSeconds(b.getSeconds()+n);break;case"mon":if(i[1]==="month"){b.setMonth(b.getMonth()+n);break}default:var l=e.day[i[1].substring(0,3)];if(typeof l!=="undefined"){var p=l-b.getDay();if(p===0){p=7*n}else{if(p>0){if(i[0]==="last"){p-=7}}else{if(i[0]==="next"){p+=7}}}b.setDate(b.getDate()+p);b.setHours(0,0,0,0)}}break;default:if(/\d+/.test(i[0])){n*=parseInt(i[0],10);switch(i[1].substring(0,3)){case"yea":b.setFullYear(b.getFullYear()+n);break;case"mon":b.setMonth(b.getMonth()+n);break;case"wee":b.setDate(b.getDate()+(n*7));break;case"day":b.setDate(b.getDate()+n);break;case"hou":b.setHours(b.getHours()+n);break;case"min":b.setMinutes(b.getMinutes()+n);break;case"sec":b.setSeconds(b.getSeconds()+n);break}}else{return false}break}return true};g=h.match(/^(\d{2,4}-\d{2}-\d{2})(?:\s(\d{1,2}:\d{2}(:\d{2})?)?(?:\.(\d+))?)?$/);if(g!==null){if(!g[2]){g[2]="00:00:00"}else{if(!g[3]){g[2]+=":00"}}k=g[1].split(/-/g);k[1]=e.mon[k[1]-1]||k[1];k[0]=+k[0];k[0]=(k[0]>=0&&k[0]<=69)?"20"+(k[0]<10?"0"+k[0]:k[0]+""):(k[0]>=70&&k[0]<=99)?"19"+k[0]:k[0]+"";return parseInt(this.strtotime(k[2]+" "+k[1]+" "+k[0]+" "+g[2])+(g[4]?g[4]:""),10)}var j="([+-]?\\d+\\s(years?|months?|weeks?|days?|hours?|min|minutes?|sec|seconds?|sun\\.?|sunday|mon\\.?|monday|tue\\.?|tuesday|wed\\.?|wednesday|thu\\.?|thursday|fri\\.?|friday|sat\\.?|saturday)|(last|next)\\s(years?|months?|weeks?|days?|hours?|min|minutes?|sec|seconds?|sun\\.?|sunday|mon\\.?|monday|tue\\.?|tuesday|wed\\.?|wednesday|thu\\.?|thursday|fri\\.?|friday|sat\\.?|saturday))(\\sago)?";g=h.match(new RegExp(j,"gi"));if(g===null){return false}for(f=0,c=g.length;f<c;f++){if(!a(g[f].split(" "))){return false}}return b.getTime()||0}
|
|
|
|
};
|
|
|
|
/*
|
|
* @note uses only non-capturing sub-patterns (unlike PHP original)
|
|
*/
|
|
YamlInline.REGEX_QUOTED_STRING = '(?:"(?:[^"\\\\]*(?:\\\\.[^"\\\\]*)*)"|\'(?:[^\']*(?:\'\'[^\']*)*)\')';
|
|
|
|
|
|
/**
|
|
* YamlParser parses YAML strings to convert them to JS objects
|
|
* (port of Yaml Symfony Component)
|
|
*/
|
|
var YamlParser = function(offset /* Integer */)
|
|
{
|
|
this.offset = (offset !== undefined) ? offset : 0;
|
|
};
|
|
YamlParser.prototype =
|
|
{
|
|
offset: 0,
|
|
lines: [],
|
|
currentLineNb: -1,
|
|
currentLine: '',
|
|
refs: {},
|
|
|
|
/**
|
|
* Parses a YAML string to a JS value.
|
|
*
|
|
* @param String value A YAML string
|
|
*
|
|
* @return mixed A JS value
|
|
*/
|
|
parse: function(value /* String */)
|
|
{
|
|
this.currentLineNb = -1;
|
|
this.currentLine = '';
|
|
this.lines = this.cleanup(value).split("\n");
|
|
|
|
var data = null;
|
|
var context = null;
|
|
|
|
while ( this.moveToNextLine() )
|
|
{
|
|
if ( this.isCurrentLineEmpty() )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
// tab?
|
|
if ( this.currentLine.charAt(0) == '\t' )
|
|
{
|
|
throw new YamlParseException('A YAML file cannot contain tabs as indentation.', this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
|
|
var isRef = false;
|
|
var isInPlace = false;
|
|
var isProcessed = false;
|
|
var values = null;
|
|
var matches = null;
|
|
var c = null;
|
|
var parser = null;
|
|
var block = null;
|
|
var key = null;
|
|
var parsed = null;
|
|
var len = null;
|
|
var reverse = null;
|
|
|
|
if ( values = /^\-((\s+)(.+?))?\s*$/.exec(this.currentLine) )
|
|
{
|
|
|
|
if (context && 'mapping' == context) {
|
|
throw new YamlParseException('You cannot define a sequence item when in a mapping', this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
context = 'sequence';
|
|
|
|
if ( !this.isDefined(data) ) data = [];
|
|
//if ( !(data instanceof Array) ) throw new YamlParseException("Non array entry", this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
|
|
values = {leadspaces: values[2], value: values[3]};
|
|
|
|
if ( this.isDefined(values.value) && ( matches = /^&([^ ]+) *(.*)/.exec(values.value) ) )
|
|
{
|
|
matches = {ref: matches[1], value: matches[2]};
|
|
isRef = matches.ref;
|
|
values.value = matches.value;
|
|
}
|
|
|
|
// array
|
|
if ( !this.isDefined(values.value) || '' == this.trim(values.value) || values.value.replace(/^ +/,'').charAt(0) == '#' )
|
|
{
|
|
c = this.getRealCurrentLineNb() + 1;
|
|
parser = new YamlParser(c);
|
|
parser.refs = this.refs;
|
|
data.push(parser.parse(this.getNextEmbedBlock()));
|
|
this.refs = parser.refs;
|
|
}
|
|
else
|
|
{
|
|
if ( this.isDefined(values.leadspaces) &&
|
|
' ' == values.leadspaces &&
|
|
( matches = new RegExp('^('+YamlInline.REGEX_QUOTED_STRING+'|[^ \'"\{\[].*?) *\:(\\s+(.+?))?\\s*$').exec(values.value) )
|
|
) {
|
|
matches = {key: matches[1], value: matches[3]};
|
|
// this is a compact notation element, add to next block and parse
|
|
c = this.getRealCurrentLineNb();
|
|
parser = new YamlParser(c);
|
|
parser.refs = this.refs;
|
|
block = values.value;
|
|
|
|
if ( !this.isNextLineIndented() )
|
|
{
|
|
block += "\n"+this.getNextEmbedBlock(this.getCurrentLineIndentation() + 2);
|
|
}
|
|
|
|
data.push(parser.parse(block));
|
|
this.refs = parser.refs;
|
|
}
|
|
else
|
|
{
|
|
data.push(this.parseValue(values.value));
|
|
}
|
|
}
|
|
}
|
|
else if ( values = new RegExp('^('+YamlInline.REGEX_QUOTED_STRING+'|[^ \'"\[\{].*?) *\:(\\s+(.+?))?\\s*$').exec(this.currentLine) )
|
|
{
|
|
if ( !this.isDefined(data) ) data = {};
|
|
if (context && 'sequence' == context) {
|
|
throw new YamlParseException('You cannot define a mapping item when in a sequence', this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
context = 'mapping';
|
|
//if ( data instanceof Array ) throw new YamlParseException("Non mapped entry", this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
|
|
values = {key: values[1], value: values[3]};
|
|
|
|
try {
|
|
key = new YamlInline().parseScalar(values.key);
|
|
} catch (e) {
|
|
if ( e instanceof YamlParseException ) {
|
|
e.setParsedLine(this.getRealCurrentLineNb() + 1);
|
|
e.setSnippet(this.currentLine);
|
|
}
|
|
throw e;
|
|
}
|
|
|
|
|
|
if ( '<<' == key )
|
|
{
|
|
if ( this.isDefined(values.value) && '*' == (values.value+'').charAt(0) )
|
|
{
|
|
isInPlace = values.value.substr(1);
|
|
if ( this.refs[isInPlace] == undefined )
|
|
{
|
|
throw new YamlParseException('Reference "'+value+'" does not exist', this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ( this.isDefined(values.value) && values.value != '' )
|
|
{
|
|
value = values.value;
|
|
}
|
|
else
|
|
{
|
|
value = this.getNextEmbedBlock();
|
|
}
|
|
|
|
c = this.getRealCurrentLineNb() + 1;
|
|
parser = new YamlParser(c);
|
|
parser.refs = this.refs;
|
|
parsed = parser.parse(value);
|
|
this.refs = parser.refs;
|
|
|
|
var merged = [];
|
|
if ( !this.isObject(parsed) )
|
|
{
|
|
throw new YamlParseException("YAML merge keys used with a scalar value instead of an array", this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
else if ( this.isDefined(parsed[0]) )
|
|
{
|
|
// Numeric array, merge individual elements
|
|
reverse = this.reverseArray(parsed);
|
|
len = reverse.length;
|
|
for ( var i = 0; i < len; i++ )
|
|
{
|
|
var parsedItem = reverse[i];
|
|
if ( !this.isObject(reverse[i]) )
|
|
{
|
|
throw new YamlParseException("Merge items must be arrays", this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
merged = this.mergeObject(reverse[i], merged);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Associative array, merge
|
|
merged = this.mergeObject(merged, parsed);
|
|
}
|
|
|
|
isProcessed = merged;
|
|
}
|
|
}
|
|
else if ( this.isDefined(values.value) && (matches = /^&([^ ]+) *(.*)/.exec(values.value) ) )
|
|
{
|
|
matches = {ref: matches[1], value: matches[2]};
|
|
isRef = matches.ref;
|
|
values.value = matches.value;
|
|
}
|
|
|
|
if ( isProcessed )
|
|
{
|
|
// Merge keys
|
|
data = isProcessed;
|
|
}
|
|
// hash
|
|
else if ( !this.isDefined(values.value) || '' == this.trim(values.value) || this.trim(values.value).charAt(0) == '#' )
|
|
{
|
|
// if next line is less indented or equal, then it means that the current value is null
|
|
if ( this.isNextLineIndented() && !this.isNextLineUnIndentedCollection() )
|
|
{
|
|
data[key] = null;
|
|
}
|
|
else
|
|
{
|
|
c = this.getRealCurrentLineNb() + 1;
|
|
parser = new YamlParser(c);
|
|
parser.refs = this.refs;
|
|
data[key] = parser.parse(this.getNextEmbedBlock());
|
|
this.refs = parser.refs;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ( isInPlace )
|
|
{
|
|
data = this.refs[isInPlace];
|
|
}
|
|
else
|
|
{
|
|
data[key] = this.parseValue(values.value);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// 1-liner followed by newline
|
|
if ( 2 == this.lines.length && this.isEmpty(this.lines[1]) )
|
|
{
|
|
try {
|
|
value = new YamlInline().parse(this.lines[0]);
|
|
} catch (e) {
|
|
if ( e instanceof YamlParseException ) {
|
|
e.setParsedLine(this.getRealCurrentLineNb() + 1);
|
|
e.setSnippet(this.currentLine);
|
|
}
|
|
throw e;
|
|
}
|
|
|
|
if ( this.isObject(value) )
|
|
{
|
|
var first = value[0];
|
|
if ( typeof(value) == 'string' && '*' == first.charAt(0) )
|
|
{
|
|
data = [];
|
|
len = value.length;
|
|
for ( var i = 0; i < len; i++ )
|
|
{
|
|
data.push(this.refs[value[i].substr(1)]);
|
|
}
|
|
value = data;
|
|
}
|
|
}
|
|
|
|
return value;
|
|
}
|
|
|
|
throw new YamlParseException('Unable to parse.', this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
|
|
if ( isRef )
|
|
{
|
|
if ( data instanceof Array )
|
|
this.refs[isRef] = data[data.length-1];
|
|
else
|
|
{
|
|
var lastKey = null;
|
|
for ( var k in data )
|
|
{
|
|
if ( data.hasOwnProperty(k) ) lastKey = k;
|
|
}
|
|
this.refs[isRef] = data[k];
|
|
}
|
|
}
|
|
}
|
|
|
|
return this.isEmpty(data) ? null : data;
|
|
},
|
|
|
|
/**
|
|
* Returns the current line number (takes the offset into account).
|
|
*
|
|
* @return integer The current line number
|
|
*/
|
|
getRealCurrentLineNb: function()
|
|
{
|
|
return this.currentLineNb + this.offset;
|
|
},
|
|
|
|
/**
|
|
* Returns the current line indentation.
|
|
*
|
|
* @return integer The current line indentation
|
|
*/
|
|
getCurrentLineIndentation: function()
|
|
{
|
|
return this.currentLine.length - this.currentLine.replace(/^ +/g, '').length;
|
|
},
|
|
|
|
/**
|
|
* Returns the next embed block of YAML.
|
|
*
|
|
* @param integer indentation The indent level at which the block is to be read, or null for default
|
|
*
|
|
* @return string A YAML string
|
|
*
|
|
* @throws YamlParseException When indentation problem are detected
|
|
*/
|
|
getNextEmbedBlock: function(indentation)
|
|
{
|
|
this.moveToNextLine();
|
|
var newIndent = null;
|
|
var indent = null;
|
|
|
|
if ( !this.isDefined(indentation) )
|
|
{
|
|
newIndent = this.getCurrentLineIndentation();
|
|
|
|
var unindentedEmbedBlock = this.isStringUnIndentedCollectionItem(this.currentLine);
|
|
|
|
if ( !this.isCurrentLineEmpty() && 0 == newIndent && !unindentedEmbedBlock )
|
|
{
|
|
throw new YamlParseException('Indentation problem A', this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
newIndent = indentation;
|
|
}
|
|
|
|
var data = [this.currentLine.substr(newIndent)];
|
|
|
|
var isUnindentedCollection = this.isStringUnIndentedCollectionItem(this.currentLine);
|
|
|
|
var continuationIndent = -1;
|
|
if (isUnindentedCollection === true) {
|
|
continuationIndent = 1 + /^\-((\s+)(.+?))?\s*$/.exec(this.currentLine)[2].length;
|
|
}
|
|
|
|
while ( this.moveToNextLine() )
|
|
{
|
|
|
|
if (isUnindentedCollection && !this.isStringUnIndentedCollectionItem(this.currentLine) && this.getCurrentLineIndentation() != continuationIndent) {
|
|
this.moveToPreviousLine();
|
|
break;
|
|
}
|
|
|
|
if ( this.isCurrentLineEmpty() )
|
|
{
|
|
if ( this.isCurrentLineBlank() )
|
|
{
|
|
data.push(this.currentLine.substr(newIndent));
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
indent = this.getCurrentLineIndentation();
|
|
var matches;
|
|
if ( matches = /^( *)$/.exec(this.currentLine) )
|
|
{
|
|
// empty line
|
|
data.push(matches[1]);
|
|
}
|
|
else if ( indent >= newIndent )
|
|
{
|
|
data.push(this.currentLine.substr(newIndent));
|
|
}
|
|
else if ( 0 == indent )
|
|
{
|
|
this.moveToPreviousLine();
|
|
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
throw new YamlParseException('Indentation problem B', this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
}
|
|
|
|
return data.join("\n");
|
|
},
|
|
|
|
/**
|
|
* Moves the parser to the next line.
|
|
*
|
|
* @return Boolean
|
|
*/
|
|
moveToNextLine: function()
|
|
{
|
|
if ( this.currentLineNb >= this.lines.length - 1 )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
this.currentLineNb++;
|
|
this.currentLine = this.lines[this.currentLineNb];
|
|
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Moves the parser to the previous line.
|
|
*/
|
|
moveToPreviousLine: function()
|
|
{
|
|
this.currentLineNb--;
|
|
this.currentLine = this.lines[this.currentLineNb];
|
|
},
|
|
|
|
/**
|
|
* Parses a YAML value.
|
|
*
|
|
* @param string value A YAML value
|
|
*
|
|
* @return mixed A JS value
|
|
*
|
|
* @throws YamlParseException When reference does not exist
|
|
*/
|
|
parseValue: function(value)
|
|
{
|
|
if ( '*' == (value+'').charAt(0) )
|
|
{
|
|
if ( this.trim(value).charAt(0) == '#' )
|
|
{
|
|
value = (value+'').substr(1, value.indexOf('#') - 2);
|
|
}
|
|
else
|
|
{
|
|
value = (value+'').substr(1);
|
|
}
|
|
|
|
if ( this.refs[value] == undefined )
|
|
{
|
|
throw new YamlParseException('Reference "'+value+'" does not exist', this.getRealCurrentLineNb() + 1, this.currentLine);
|
|
}
|
|
return this.refs[value];
|
|
}
|
|
|
|
var matches = null;
|
|
if ( matches = /^(\||>)(\+|\-|\d+|\+\d+|\-\d+|\d+\+|\d+\-)?( +#.*)?$/.exec(value) )
|
|
{
|
|
matches = {separator: matches[1], modifiers: matches[2], comments: matches[3]};
|
|
var modifiers = this.isDefined(matches.modifiers) ? matches.modifiers : '';
|
|
|
|
return this.parseFoldedScalar(matches.separator, modifiers.replace(/\d+/g, ''), Math.abs(parseInt(modifiers)));
|
|
}
|
|
try {
|
|
return new YamlInline().parse(value);
|
|
} catch (e) {
|
|
if ( e instanceof YamlParseException ) {
|
|
e.setParsedLine(this.getRealCurrentLineNb() + 1);
|
|
e.setSnippet(this.currentLine);
|
|
}
|
|
throw e;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Parses a folded scalar.
|
|
*
|
|
* @param string separator The separator that was used to begin this folded scalar (| or >)
|
|
* @param string indicator The indicator that was used to begin this folded scalar (+ or -)
|
|
* @param integer indentation The indentation that was used to begin this folded scalar
|
|
*
|
|
* @return string The text value
|
|
*/
|
|
parseFoldedScalar: function(separator, indicator, indentation)
|
|
{
|
|
if ( indicator == undefined ) indicator = '';
|
|
if ( indentation == undefined ) indentation = 0;
|
|
|
|
separator = '|' == separator ? "\n" : ' ';
|
|
var text = '';
|
|
var diff = null;
|
|
|
|
var notEOF = this.moveToNextLine();
|
|
|
|
while ( notEOF && this.isCurrentLineBlank() )
|
|
{
|
|
text += "\n";
|
|
|
|
notEOF = this.moveToNextLine();
|
|
}
|
|
|
|
if ( !notEOF )
|
|
{
|
|
return '';
|
|
}
|
|
|
|
var matches = null;
|
|
if ( !(matches = new RegExp('^('+(indentation ? this.strRepeat(' ', indentation) : ' +')+')(.*)$').exec(this.currentLine)) )
|
|
{
|
|
this.moveToPreviousLine();
|
|
|
|
return '';
|
|
}
|
|
|
|
matches = {indent: matches[1], text: matches[2]};
|
|
|
|
var textIndent = matches.indent;
|
|
var previousIndent = 0;
|
|
|
|
text += matches.text + separator;
|
|
while ( this.currentLineNb + 1 < this.lines.length )
|
|
{
|
|
this.moveToNextLine();
|
|
|
|
if ( matches = new RegExp('^( {'+textIndent.length+',})(.+)$').exec(this.currentLine) )
|
|
{
|
|
matches = {indent: matches[1], text: matches[2]};
|
|
|
|
if ( ' ' == separator && previousIndent != matches.indent )
|
|
{
|
|
text = text.substr(0, text.length - 1)+"\n";
|
|
}
|
|
|
|
previousIndent = matches.indent;
|
|
|
|
diff = matches.indent.length - textIndent.length;
|
|
text += this.strRepeat(' ', diff) + matches.text + (diff != 0 ? "\n" : separator);
|
|
}
|
|
else if ( matches = /^( *)$/.exec(this.currentLine) )
|
|
{
|
|
text += matches[1].replace(new RegExp('^ {1,'+textIndent.length+'}','g'), '')+"\n";
|
|
}
|
|
else
|
|
{
|
|
this.moveToPreviousLine();
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( ' ' == separator )
|
|
{
|
|
// replace last separator by a newline
|
|
text = text.replace(/ (\n*)$/g, "\n$1");
|
|
}
|
|
|
|
switch ( indicator )
|
|
{
|
|
case '':
|
|
text = text.replace(/\n+$/g, "\n");
|
|
break;
|
|
case '+':
|
|
break;
|
|
case '-':
|
|
text = text.replace(/\n+$/g, '');
|
|
break;
|
|
}
|
|
|
|
return text;
|
|
},
|
|
|
|
/**
|
|
* Returns true if the next line is indented.
|
|
*
|
|
* @return Boolean Returns true if the next line is indented, false otherwise
|
|
*/
|
|
isNextLineIndented: function()
|
|
{
|
|
var currentIndentation = this.getCurrentLineIndentation();
|
|
var notEOF = this.moveToNextLine();
|
|
|
|
while ( notEOF && this.isCurrentLineEmpty() )
|
|
{
|
|
notEOF = this.moveToNextLine();
|
|
}
|
|
|
|
if ( false == notEOF )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
var ret = false;
|
|
if ( this.getCurrentLineIndentation() <= currentIndentation )
|
|
{
|
|
ret = true;
|
|
}
|
|
|
|
this.moveToPreviousLine();
|
|
|
|
return ret;
|
|
},
|
|
|
|
/**
|
|
* Returns true if the current line is blank or if it is a comment line.
|
|
*
|
|
* @return Boolean Returns true if the current line is empty or if it is a comment line, false otherwise
|
|
*/
|
|
isCurrentLineEmpty: function()
|
|
{
|
|
return this.isCurrentLineBlank() || this.isCurrentLineComment();
|
|
},
|
|
|
|
/**
|
|
* Returns true if the current line is blank.
|
|
*
|
|
* @return Boolean Returns true if the current line is blank, false otherwise
|
|
*/
|
|
isCurrentLineBlank: function()
|
|
{
|
|
return '' == this.trim(this.currentLine);
|
|
},
|
|
|
|
/**
|
|
* Returns true if the current line is a comment line.
|
|
*
|
|
* @return Boolean Returns true if the current line is a comment line, false otherwise
|
|
*/
|
|
isCurrentLineComment: function()
|
|
{
|
|
//checking explicitly the first char of the trim is faster than loops or strpos
|
|
var ltrimmedLine = this.currentLine.replace(/^ +/g, '');
|
|
return ltrimmedLine.charAt(0) == '#';
|
|
},
|
|
|
|
/**
|
|
* Cleanups a YAML string to be parsed.
|
|
*
|
|
* @param string value The input YAML string
|
|
*
|
|
* @return string A cleaned up YAML string
|
|
*/
|
|
cleanup: function(value)
|
|
{
|
|
value = value.split("\r\n").join("\n").split("\r").join("\n");
|
|
|
|
if ( !/\n$/.test(value) )
|
|
{
|
|
value += "\n";
|
|
}
|
|
|
|
// strip YAML header
|
|
var count = 0;
|
|
var regex = /^\%YAML[: ][\d\.]+.*\n/;
|
|
while ( regex.test(value) )
|
|
{
|
|
value = value.replace(regex, '');
|
|
count++;
|
|
}
|
|
this.offset += count;
|
|
|
|
// remove leading comments
|
|
regex = /^(#.*?\n)+/;
|
|
if ( regex.test(value) )
|
|
{
|
|
var trimmedValue = value.replace(regex, '');
|
|
|
|
// items have been removed, update the offset
|
|
this.offset += this.subStrCount(value, "\n") - this.subStrCount(trimmedValue, "\n");
|
|
value = trimmedValue;
|
|
}
|
|
|
|
// remove start of the document marker (---)
|
|
regex = /^\-\-\-.*?\n/;
|
|
if ( regex.test(value) )
|
|
{
|
|
trimmedValue = value.replace(regex, '');
|
|
|
|
// items have been removed, update the offset
|
|
this.offset += this.subStrCount(value, "\n") - this.subStrCount(trimmedValue, "\n");
|
|
value = trimmedValue;
|
|
|
|
// remove end of the document marker (...)
|
|
value = value.replace(/\.\.\.\s*$/g, '');
|
|
}
|
|
|
|
return value;
|
|
},
|
|
|
|
/**
|
|
* Returns true if the next line starts unindented collection
|
|
*
|
|
* @return Boolean Returns true if the next line starts unindented collection, false otherwise
|
|
*/
|
|
isNextLineUnIndentedCollection: function()
|
|
{
|
|
var currentIndentation = this.getCurrentLineIndentation();
|
|
var notEOF = this.moveToNextLine();
|
|
|
|
while (notEOF && this.isCurrentLineEmpty()) {
|
|
notEOF = this.moveToNextLine();
|
|
}
|
|
|
|
if (false === notEOF) {
|
|
return false;
|
|
}
|
|
|
|
var ret = false;
|
|
if (
|
|
this.getCurrentLineIndentation() == currentIndentation
|
|
&&
|
|
this.isStringUnIndentedCollectionItem(this.currentLine)
|
|
) {
|
|
ret = true;
|
|
}
|
|
|
|
this.moveToPreviousLine();
|
|
|
|
return ret;
|
|
},
|
|
|
|
/**
|
|
* Returns true if the string is unindented collection item
|
|
*
|
|
* @return Boolean Returns true if the string is unindented collection item, false otherwise
|
|
*/
|
|
isStringUnIndentedCollectionItem: function(string)
|
|
{
|
|
return (0 === this.currentLine.indexOf('- '));
|
|
},
|
|
|
|
isObject: function(input)
|
|
{
|
|
return typeof(input) == 'object' && this.isDefined(input);
|
|
},
|
|
|
|
isEmpty: function(input)
|
|
{
|
|
return input == undefined || input == null || input == '' || input == 0 || input == "0" || input == false;
|
|
},
|
|
|
|
isDefined: function(input)
|
|
{
|
|
return input != undefined && input != null;
|
|
},
|
|
|
|
reverseArray: function(input /* Array */)
|
|
{
|
|
var result = [];
|
|
var len = input.length;
|
|
for ( var i = len-1; i >= 0; i-- )
|
|
{
|
|
result.push(input[i]);
|
|
}
|
|
|
|
return result;
|
|
},
|
|
|
|
merge: function(a /* Object */, b /* Object */)
|
|
{
|
|
var c = {};
|
|
var i;
|
|
|
|
for ( i in a )
|
|
{
|
|
if ( a.hasOwnProperty(i) )
|
|
if ( /^\d+$/.test(i) ) c.push(a);
|
|
else c[i] = a[i];
|
|
}
|
|
for ( i in b )
|
|
{
|
|
if ( b.hasOwnProperty(i) )
|
|
if ( /^\d+$/.test(i) ) c.push(b);
|
|
else c[i] = b[i];
|
|
}
|
|
|
|
return c;
|
|
},
|
|
|
|
strRepeat: function(str /* String */, count /* Integer */)
|
|
{
|
|
var i;
|
|
var result = '';
|
|
for ( i = 0; i < count; i++ ) result += str;
|
|
return result;
|
|
},
|
|
|
|
subStrCount: function(string, subString, start, length)
|
|
{
|
|
var c = 0;
|
|
|
|
string = '' + string;
|
|
subString = '' + subString;
|
|
|
|
if ( start != undefined ) string = string.substr(start);
|
|
if ( length != undefined ) string = string.substr(0, length);
|
|
|
|
var len = string.length;
|
|
var sublen = subString.length;
|
|
for ( var i = 0; i < len; i++ )
|
|
{
|
|
if ( subString == string.substr(i, sublen) )
|
|
c++;
|
|
i += sublen - 1;
|
|
}
|
|
|
|
return c;
|
|
},
|
|
|
|
trim: function(str /* String */)
|
|
{
|
|
return (str+'').replace(/^ +/,'').replace(/ +$/,'');
|
|
}
|
|
};
|
|
/**
|
|
* YamlEscaper encapsulates escaping rules for single and double-quoted
|
|
* YAML strings.
|
|
*
|
|
* @author Matthew Lewinski <matthew@lewinski.org>
|
|
*/
|
|
YamlEscaper = function(){};
|
|
YamlEscaper.prototype =
|
|
{
|
|
/**
|
|
* Determines if a JS value would require double quoting in YAML.
|
|
*
|
|
* @param string value A JS value
|
|
*
|
|
* @return Boolean True if the value would require double quotes.
|
|
*/
|
|
requiresDoubleQuoting: function(value)
|
|
{
|
|
return new RegExp(YamlEscaper.REGEX_CHARACTER_TO_ESCAPE).test(value);
|
|
},
|
|
|
|
/**
|
|
* Escapes and surrounds a JS value with double quotes.
|
|
*
|
|
* @param string value A JS value
|
|
*
|
|
* @return string The quoted, escaped string
|
|
*/
|
|
escapeWithDoubleQuotes: function(value)
|
|
{
|
|
value = value + '';
|
|
var len = YamlEscaper.escapees.length;
|
|
var maxlen = YamlEscaper.escaped.length;
|
|
var esc = YamlEscaper.escaped;
|
|
for (var i = 0; i < len; ++i)
|
|
if ( i >= maxlen ) esc.push('');
|
|
|
|
var ret = '';
|
|
ret = value.replace(new RegExp(YamlEscaper.escapees.join('|'),'g'), function(str){
|
|
for(var i = 0; i < len; ++i){
|
|
if( str == YamlEscaper.escapees[i] )
|
|
return esc[i];
|
|
}
|
|
});
|
|
return '"' + ret + '"';
|
|
},
|
|
|
|
/**
|
|
* Determines if a JS value would require single quoting in YAML.
|
|
*
|
|
* @param string value A JS value
|
|
*
|
|
* @return Boolean True if the value would require single quotes.
|
|
*/
|
|
requiresSingleQuoting: function(value)
|
|
{
|
|
return /[\s'":{}[\],&*#?]|^[-?|<>=!%@`]/.test(value);
|
|
},
|
|
|
|
/**
|
|
* Escapes and surrounds a JS value with single quotes.
|
|
*
|
|
* @param string value A JS value
|
|
*
|
|
* @return string The quoted, escaped string
|
|
*/
|
|
escapeWithSingleQuotes : function(value)
|
|
{
|
|
return "'" + value.replace(/'/g, "''") + "'";
|
|
}
|
|
};
|
|
|
|
// Characters that would cause a dumped string to require double quoting.
|
|
YamlEscaper.REGEX_CHARACTER_TO_ESCAPE = "[\\x00-\\x1f]|\xc2\x85|\xc2\xa0|\xe2\x80\xa8|\xe2\x80\xa9";
|
|
|
|
// Mapping arrays for escaping a double quoted string. The backslash is
|
|
// first to ensure proper escaping.
|
|
YamlEscaper.escapees = ['\\\\', '\\"', '"',
|
|
"\x00", "\x01", "\x02", "\x03", "\x04", "\x05", "\x06", "\x07",
|
|
"\x08", "\x09", "\x0a", "\x0b", "\x0c", "\x0d", "\x0e", "\x0f",
|
|
"\x10", "\x11", "\x12", "\x13", "\x14", "\x15", "\x16", "\x17",
|
|
"\x18", "\x19", "\x1a", "\x1b", "\x1c", "\x1d", "\x1e", "\x1f",
|
|
"\xc2\x85", "\xc2\xa0", "\xe2\x80\xa8", "\xe2\x80\xa9"];
|
|
YamlEscaper.escaped = ['\\"', '\\\\', '\\"',
|
|
"\\0", "\\x01", "\\x02", "\\x03", "\\x04", "\\x05", "\\x06", "\\a",
|
|
"\\b", "\\t", "\\n", "\\v", "\\f", "\\r", "\\x0e", "\\x0f",
|
|
"\\x10", "\\x11", "\\x12", "\\x13", "\\x14", "\\x15", "\\x16", "\\x17",
|
|
"\\x18", "\\x19", "\\x1a", "\\e", "\\x1c", "\\x1d", "\\x1e", "\\x1f",
|
|
"\\N", "\\_", "\\L", "\\P"];
|
|
/**
|
|
* YamlUnescaper encapsulates unescaping rules for single and double-quoted
|
|
* YAML strings.
|
|
*
|
|
* @author Matthew Lewinski <matthew@lewinski.org>
|
|
*/
|
|
var YamlUnescaper = function(){};
|
|
YamlUnescaper.prototype =
|
|
{
|
|
/**
|
|
* Unescapes a single quoted string.
|
|
*
|
|
* @param string value A single quoted string.
|
|
*
|
|
* @return string The unescaped string.
|
|
*/
|
|
unescapeSingleQuotedString: function(value)
|
|
{
|
|
return value.replace(/''/g, "'");
|
|
},
|
|
|
|
/**
|
|
* Unescapes a double quoted string.
|
|
*
|
|
* @param string value A double quoted string.
|
|
*
|
|
* @return string The unescaped string.
|
|
*/
|
|
unescapeDoubleQuotedString: function(value)
|
|
{
|
|
var callback = function(m) {
|
|
return new YamlUnescaper().unescapeCharacter(m);
|
|
};
|
|
|
|
// evaluate the string
|
|
return value.replace(new RegExp(YamlUnescaper.REGEX_ESCAPED_CHARACTER, 'g'), callback);
|
|
},
|
|
|
|
/**
|
|
* Unescapes a character that was found in a double-quoted string
|
|
*
|
|
* @param string value An escaped character
|
|
*
|
|
* @return string The unescaped character
|
|
*/
|
|
unescapeCharacter: function(value)
|
|
{
|
|
switch (value.charAt(1)) {
|
|
case '0':
|
|
return String.fromCharCode(0);
|
|
case 'a':
|
|
return String.fromCharCode(7);
|
|
case 'b':
|
|
return String.fromCharCode(8);
|
|
case 't':
|
|
return "\t";
|
|
case "\t":
|
|
return "\t";
|
|
case 'n':
|
|
return "\n";
|
|
case 'v':
|
|
return String.fromCharCode(11);
|
|
case 'f':
|
|
return String.fromCharCode(12);
|
|
case 'r':
|
|
return String.fromCharCode(13);
|
|
case 'e':
|
|
return "\x1b";
|
|
case ' ':
|
|
return ' ';
|
|
case '"':
|
|
return '"';
|
|
case '/':
|
|
return '/';
|
|
case '\\':
|
|
return '\\';
|
|
case 'N':
|
|
// U+0085 NEXT LINE
|
|
return "\x00\x85";
|
|
case '_':
|
|
// U+00A0 NO-BREAK SPACE
|
|
return "\x00\xA0";
|
|
case 'L':
|
|
// U+2028 LINE SEPARATOR
|
|
return "\x20\x28";
|
|
case 'P':
|
|
// U+2029 PARAGRAPH SEPARATOR
|
|
return "\x20\x29";
|
|
case 'x':
|
|
return this.pack('n', new YamlInline().hexdec(value.substr(2, 2)));
|
|
case 'u':
|
|
return this.pack('n', new YamlInline().hexdec(value.substr(2, 4)));
|
|
case 'U':
|
|
return this.pack('N', new YamlInline().hexdec(value.substr(2, 8)));
|
|
}
|
|
},
|
|
|
|
/**
|
|
* @see http://phpjs.org/functions/pack
|
|
* @warning only modes used above copied
|
|
*/
|
|
pack: function(B){var g=0,o=1,m="",l="",z=0,p=[],E,s,C,I,h,c;var d,b,x,H,u,e,A,q,D,t,w,a,G,F,y,v,f;while(g<B.length){E=B.charAt(g);s="";g++;while((g<B.length)&&(B.charAt(g).match(/[\d\*]/)!==null)){s+=B.charAt(g);g++}if(s===""){s="1"}switch(E){case"n":if(s==="*"){s=arguments.length-o}if(s>(arguments.length-o)){throw new Error("Warning: pack() Type "+E+": too few arguments")}for(z=0;z<s;z++){m+=String.fromCharCode(arguments[o]>>8&255);m+=String.fromCharCode(arguments[o]&255);o++}break;case"N":if(s==="*"){s=arguments.length-o}if(s>(arguments.length-o)){throw new Error("Warning: pack() Type "+E+": too few arguments")}for(z=0;z<s;z++){m+=String.fromCharCode(arguments[o]>>24&255);m+=String.fromCharCode(arguments[o]>>16&255);m+=String.fromCharCode(arguments[o]>>8&255);m+=String.fromCharCode(arguments[o]&255);o++}break;default:throw new Error("Warning: pack() Type "+E+": unknown format code")}}if(o<arguments.length){throw new Error("Warning: pack(): "+(arguments.length-o)+" arguments unused")}return m}
|
|
}
|
|
|
|
// Regex fragment that matches an escaped character in a double quoted
|
|
// string.
|
|
// why escape quotes, ffs!
|
|
YamlUnescaper.REGEX_ESCAPED_CHARACTER = '\\\\([0abt\tnvfre "\\/\\\\N_LP]|x[0-9a-fA-F]{2}|u[0-9a-fA-F]{4}|U[0-9a-fA-F]{8})';
|
|
|
|
/**
|
|
* YamlDumper dumps JS variables to YAML strings.
|
|
*
|
|
* @author Fabien Potencier <fabien@symfony.com>
|
|
*/
|
|
var YamlDumper = function(){};
|
|
YamlDumper.prototype =
|
|
{
|
|
/**
|
|
* Dumps a JS value to YAML.
|
|
*
|
|
* @param mixed input The JS value
|
|
* @param integer inline The level where you switch to inline YAML
|
|
* @param integer indent The level o indentation indentation (used internally)
|
|
*
|
|
* @return string The YAML representation of the JS value
|
|
*/
|
|
dump: function(input, inline, indent)
|
|
{
|
|
if ( inline == null ) inline = 0;
|
|
if ( indent == null ) indent = 0;
|
|
var output = '';
|
|
var prefix = indent ? this.strRepeat(' ', indent) : '';
|
|
var yaml;
|
|
if (!this.numSpacesForIndentation) this.numSpacesForIndentation = 2;
|
|
|
|
if ( inline <= 0 || !this.isObject(input) || this.isEmpty(input) )
|
|
{
|
|
yaml = new YamlInline();
|
|
output += prefix + yaml.dump(input);
|
|
}
|
|
else
|
|
{
|
|
var isAHash = !this.arrayEquals(this.getKeys(input), this.range(0,input.length - 1));
|
|
var willBeInlined;
|
|
|
|
for ( var key in input )
|
|
{
|
|
if ( input.hasOwnProperty(key) )
|
|
{
|
|
willBeInlined = inline - 1 <= 0 || !this.isObject(input[key]) || this.isEmpty(input[key]);
|
|
|
|
if ( isAHash ) yaml = new YamlInline();
|
|
|
|
output +=
|
|
prefix + '' +
|
|
(isAHash ? yaml.dump(key)+':' : '-') + '' +
|
|
(willBeInlined ? ' ' : "\n") + '' +
|
|
this.dump(input[key], inline - 1, (willBeInlined ? 0 : indent + this.numSpacesForIndentation)) + '' +
|
|
(willBeInlined ? "\n" : '');
|
|
}
|
|
}
|
|
}
|
|
|
|
return output;
|
|
},
|
|
|
|
strRepeat: function(str /* String */, count /* Integer */)
|
|
{
|
|
var i;
|
|
var result = '';
|
|
for ( i = 0; i < count; i++ ) result += str;
|
|
return result;
|
|
},
|
|
|
|
isObject: function(input)
|
|
{
|
|
return this.isDefined(input) && typeof(input) == 'object';
|
|
},
|
|
|
|
isEmpty: function(input)
|
|
{
|
|
var ret = input == undefined || input == null || input == '' || input == 0 || input == "0" || input == false;
|
|
if ( !ret && typeof(input) == "object" && !(input instanceof Array)){
|
|
var propCount = 0;
|
|
for ( var key in input )
|
|
if ( input.hasOwnProperty(key) ) propCount++;
|
|
ret = !propCount;
|
|
}
|
|
return ret;
|
|
},
|
|
|
|
isDefined: function(input)
|
|
{
|
|
return input != undefined && input != null;
|
|
},
|
|
|
|
getKeys: function(tab)
|
|
{
|
|
var ret = [];
|
|
|
|
for ( var name in tab )
|
|
{
|
|
if ( tab.hasOwnProperty(name) )
|
|
{
|
|
ret.push(name);
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
},
|
|
|
|
range: function(start, end)
|
|
{
|
|
if ( start > end ) return [];
|
|
|
|
var ret = [];
|
|
|
|
for ( var i = start; i <= end; i++ )
|
|
{
|
|
ret.push(i);
|
|
}
|
|
|
|
return ret;
|
|
},
|
|
|
|
arrayEquals: function(a,b)
|
|
{
|
|
if ( a.length != b.length ) return false;
|
|
|
|
var len = a.length;
|
|
|
|
for ( var i = 0; i < len; i++ )
|
|
{
|
|
if ( a[i] != b[i] ) return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
};
|
|
})();
|