Function parser

Script/Parser.js:3204–3267

(str)

        }

        function parser(str) {
                var regLevel = regex["regLevel"];
                var invalidLine = regex["invalidLine"];
                var lines = str.split("\n");
                var m;
                var level = 0, curLevel = 0;
                
                var blocks = [];
                
                var result = new Block(-1);
                var currentBlock = new Block(0);
                result.addChild(currentBlock);
                var levels = [];
                var line = "";
                
                blocks.push(currentBlock);
                levels.push(level);
                
                for(var i = 0, len = lines.length; i < len; ++i) {
                        line = lines[i];
                        
                        if(line.match(invalidLine)) {
                                continue;
                        }
                
                        if(m = regLevel.exec(line)) {
                                level = m[1].length;
                        } else
                                level = 0;
                        
                        if(level > curLevel) {
                                var oldBlock = currentBlock;
                                currentBlock = new Block(level);
                                oldBlock.addChild(currentBlock);
                                blocks.push(currentBlock);
                                levels.push(level);
                        } else if(level < curLevel) {                
                                var added = false;

                                var k = levels.length - 1;
                                for(; k >= 0; --k) {
                                        if(levels[k] == level) {
                                                currentBlock = new Block(level);
                                                blocks.push(currentBlock);
                                                levels.push(level);
                                                if(blocks[k].parent!= null)
                                                        blocks[k].parent.addChild(currentBlock);
                                                added = true;
                                                break;
                                        }
                                }
                                
                                if(!added) {
                                        errors.push("Error: Invalid indentation at line " + i + ": " + line);
                                        return;
                                }
                        }