Function YAML

Script/Parser.js:3142–3564

()

*/

function YAML() {
        var errors = [],
                reference_blocks = [],
                processing_time = 0,
                regex =
                {
                        "regLevel" : new RegExp("^([\\s\\-]+)"),
                        "invalidLine" : new RegExp("^\\-\\-\\-|^\\.\\.\\.|^\\s*#.*|^\\s*$"),
                        "dashesString" : new RegExp("^\\s*\\\"([^\\\"]*)\\\"\\s*$"),
                        "quotesString" : new RegExp("^\\s*\\\'([^\\\']*)\\\'\\s*$"),
                        "float" : new RegExp("^[+-]?[0-9]+\\.[0-9]+(e[+-]?[0-9]+(\\.[0-9]+)?)?$"),
                        "integer" : new RegExp("^[+-]?[0-9]+$"),
                        "array" : new RegExp("\\[\\s*(.*)\\s*\\]"),
                        "map" : new RegExp("\\{\\s*(.*)\\s*\\}"),
                        "key_value" : new RegExp("([a-z0-9_-][ a-z0-9_-]*):( .+)", "i"),
                        "single_key_value" : new RegExp("^([a-z0-9_-][ a-z0-9_-]*):( .+?)$", "i"),
                        "key" : new RegExp("([a-z0-9_-][ a-z0-9_-]+):( .+)?", "i"),
                        "item" : new RegExp("^-\\s+"),
                        "trim" : new RegExp("^\\s+|\\s+$"),
                        "comment" : new RegExp("([^\\\'\\\"#]+([\\\'\\\"][^\\\'\\\"]*[\\\'\\\"])*)*(#.*)?")
                };
 
         /**
            * @class A block of lines of a given level.
            * @param {int} lvl The block's level.
            * @private
            */
        function Block(lvl) {
                return {
                        /* The block's parent */
                        parent: null,
                        /* Number of children */
                        length: 0,
                        /* Block's level */
                        level: lvl,
                        /* Lines of code to process */
                        lines: [],
                        /* Blocks with greater level */
                        children : [],
                        /* Add a block to the children collection */
                        addChild : function(obj) {
                                this.children.push(obj);
                                obj.parent = this;
                                ++this.length;
                        }
                };
        }

        // function to create an XMLHttpClient in a cross-browser manner

        function fromURL(src, ondone) {
                var client = createXMLHTTPRequest();
                client.onreadystatechange = function() {
                        if (this.readyState == 4 || this.status == 200) {
                                var txt = this.responseText;
                                ondone(YAML.eval0(txt));
                        }
                };