StackGenVis: Alignment of Data, Algorithms, and Models for Stacking Ensemble Learning Using Performance Metrics
				https://doi.org/10.1109/TVCG.2020.3030352
			
			
		
			You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					
					
						
							562 lines
						
					
					
						
							14 KiB
						
					
					
				
			
		
		
	
	
							562 lines
						
					
					
						
							14 KiB
						
					
					
				const path = require("path");
 | 
						|
const fs = require("fs");
 | 
						|
fs.existsSync = fs.existsSync || path.existsSync;
 | 
						|
const interpret = require("interpret");
 | 
						|
const prepareOptions = require("./prepareOptions");
 | 
						|
const findup = require("findup-sync");
 | 
						|
const validateOptions = require("./validate-options");
 | 
						|
 | 
						|
module.exports = function(...args) {
 | 
						|
	const argv = args[1] || args[0];
 | 
						|
	const options = [];
 | 
						|
	// Shortcuts
 | 
						|
	if (argv.d) {
 | 
						|
		argv.debug = true;
 | 
						|
		argv["output-pathinfo"] = true;
 | 
						|
		if (!argv.devtool) {
 | 
						|
			argv.devtool = "eval-cheap-module-source-map";
 | 
						|
		}
 | 
						|
		if (!argv.mode) {
 | 
						|
			argv.mode = "development";
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (argv.p) {
 | 
						|
		argv["optimize-minimize"] = true;
 | 
						|
		// eslint-disable-next-line quotes
 | 
						|
		argv["define"] = [].concat(argv["define"] || []).concat('process.env.NODE_ENV="production"');
 | 
						|
		if (!argv.mode) {
 | 
						|
			argv.mode = "production";
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	if (argv.output) {
 | 
						|
		let output = argv.output;
 | 
						|
		if (!path.isAbsolute(argv.o)) {
 | 
						|
			output = path.resolve(process.cwd(), output);
 | 
						|
		}
 | 
						|
		argv["output-filename"] = path.basename(output);
 | 
						|
		argv["output-path"] = path.dirname(output);
 | 
						|
	}
 | 
						|
 | 
						|
	let configFileLoaded = false;
 | 
						|
	let configFiles = [];
 | 
						|
	const extensions = Object.keys(interpret.extensions).sort(function(a, b) {
 | 
						|
		return a === ".js" ? -1 : b === ".js" ? 1 : a.length - b.length;
 | 
						|
	});
 | 
						|
 | 
						|
	let i;
 | 
						|
	if (argv.config) {
 | 
						|
		const getConfigExtension = function getConfigExtension(configPath) {
 | 
						|
			for (i = extensions.length - 1; i >= 0; i--) {
 | 
						|
				const tmpExt = extensions[i];
 | 
						|
				if (configPath.indexOf(tmpExt, configPath.length - tmpExt.length) > -1) {
 | 
						|
					return tmpExt;
 | 
						|
				}
 | 
						|
			}
 | 
						|
			return path.extname(configPath);
 | 
						|
		};
 | 
						|
 | 
						|
		const mapConfigArg = function mapConfigArg(configArg) {
 | 
						|
			const resolvedPath = path.resolve(configArg);
 | 
						|
			const extension = getConfigExtension(resolvedPath);
 | 
						|
			return {
 | 
						|
				path: resolvedPath,
 | 
						|
				ext: extension
 | 
						|
			};
 | 
						|
		};
 | 
						|
 | 
						|
		const configArgList = Array.isArray(argv.config) ? argv.config : [argv.config];
 | 
						|
		configFiles = configArgList.map(mapConfigArg);
 | 
						|
	} else {
 | 
						|
		const defaultConfigFileNames = ["webpack.config", "webpackfile"].join("|");
 | 
						|
		const webpackConfigFileRegExp = `(${defaultConfigFileNames})(${extensions.join("|")})`;
 | 
						|
		const pathToWebpackConfig = findup(webpackConfigFileRegExp);
 | 
						|
 | 
						|
		if (pathToWebpackConfig) {
 | 
						|
			const resolvedPath = path.resolve(pathToWebpackConfig);
 | 
						|
			const actualConfigFileName = path.basename(resolvedPath);
 | 
						|
			const ext = actualConfigFileName.replace(new RegExp(defaultConfigFileNames), "");
 | 
						|
			configFiles.push({
 | 
						|
				path: resolvedPath,
 | 
						|
				ext
 | 
						|
			});
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (configFiles.length > 0) {
 | 
						|
		const registerCompiler = function registerCompiler(moduleDescriptor) {
 | 
						|
			if (moduleDescriptor) {
 | 
						|
				if (typeof moduleDescriptor === "string") {
 | 
						|
					require(moduleDescriptor);
 | 
						|
				} else if (!Array.isArray(moduleDescriptor)) {
 | 
						|
					moduleDescriptor.register(require(moduleDescriptor.module));
 | 
						|
				} else {
 | 
						|
					for (let i = 0; i < moduleDescriptor.length; i++) {
 | 
						|
						try {
 | 
						|
							registerCompiler(moduleDescriptor[i]);
 | 
						|
							break;
 | 
						|
						} catch (e) {
 | 
						|
							// do nothing
 | 
						|
						}
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
		};
 | 
						|
 | 
						|
		const requireConfig = function requireConfig(configPath) {
 | 
						|
			let options = (function WEBPACK_OPTIONS() {
 | 
						|
				if (argv.configRegister && argv.configRegister.length) {
 | 
						|
					module.paths.unshift(path.resolve(process.cwd(), "node_modules"), process.cwd());
 | 
						|
					argv.configRegister.forEach(dep => {
 | 
						|
						require(dep);
 | 
						|
					});
 | 
						|
					return require(path.resolve(process.cwd(), configPath));
 | 
						|
				} else {
 | 
						|
					return require(path.resolve(process.cwd(), configPath));
 | 
						|
				}
 | 
						|
			})();
 | 
						|
			options = prepareOptions(options, argv);
 | 
						|
			return options;
 | 
						|
		};
 | 
						|
 | 
						|
		configFiles.forEach(function(file) {
 | 
						|
			registerCompiler(interpret.extensions[file.ext]);
 | 
						|
			options.push(requireConfig(file.path));
 | 
						|
		});
 | 
						|
		configFileLoaded = true;
 | 
						|
	}
 | 
						|
 | 
						|
	if (!configFileLoaded) {
 | 
						|
		return processConfiguredOptions();
 | 
						|
	} else if (options.length === 1) {
 | 
						|
		return processConfiguredOptions(options[0]);
 | 
						|
	} else {
 | 
						|
		return processConfiguredOptions(options);
 | 
						|
	}
 | 
						|
 | 
						|
	function processConfiguredOptions(options) {
 | 
						|
		if (options) {
 | 
						|
			validateOptions(options);
 | 
						|
		} else {
 | 
						|
			options = {};
 | 
						|
		}
 | 
						|
 | 
						|
		// process Promise
 | 
						|
		if (typeof options.then === "function") {
 | 
						|
			return options.then(processConfiguredOptions);
 | 
						|
		}
 | 
						|
 | 
						|
		// process ES6 default
 | 
						|
		if (typeof options === "object" && typeof options.default === "object") {
 | 
						|
			return processConfiguredOptions(options.default);
 | 
						|
		}
 | 
						|
 | 
						|
		// filter multi-config by name
 | 
						|
		if (Array.isArray(options) && argv["config-name"]) {
 | 
						|
			const namedOptions = options.filter(function(opt) {
 | 
						|
				return opt.name === argv["config-name"];
 | 
						|
			});
 | 
						|
			if (namedOptions.length === 0) {
 | 
						|
				console.error("Configuration with name '" + argv["config-name"] + "' was not found.");
 | 
						|
				process.exit(-1); // eslint-disable-line
 | 
						|
			} else if (namedOptions.length === 1) {
 | 
						|
				return processConfiguredOptions(namedOptions[0]);
 | 
						|
			}
 | 
						|
			options = namedOptions;
 | 
						|
		}
 | 
						|
 | 
						|
		if (Array.isArray(options)) {
 | 
						|
			options.forEach(processOptions);
 | 
						|
		} else {
 | 
						|
			processOptions(options);
 | 
						|
		}
 | 
						|
 | 
						|
		if (argv.context) {
 | 
						|
			options.context = path.resolve(argv.context);
 | 
						|
		}
 | 
						|
		if (!options.context) {
 | 
						|
			options.context = process.cwd();
 | 
						|
		}
 | 
						|
 | 
						|
		if (argv.watch) {
 | 
						|
			options.watch = true;
 | 
						|
		}
 | 
						|
 | 
						|
		if (argv["watch-aggregate-timeout"]) {
 | 
						|
			options.watchOptions = options.watchOptions || {};
 | 
						|
			options.watchOptions.aggregateTimeout = +argv["watch-aggregate-timeout"];
 | 
						|
		}
 | 
						|
 | 
						|
		if (typeof argv["watch-poll"] !== "undefined") {
 | 
						|
			options.watchOptions = options.watchOptions || {};
 | 
						|
			if (argv["watch-poll"] === "true" || argv["watch-poll"] === "") options.watchOptions.poll = true;
 | 
						|
			else if (!isNaN(argv["watch-poll"])) options.watchOptions.poll = +argv["watch-poll"];
 | 
						|
		}
 | 
						|
 | 
						|
		if (argv["watch-stdin"]) {
 | 
						|
			options.watchOptions = options.watchOptions || {};
 | 
						|
			options.watchOptions.stdin = true;
 | 
						|
			options.watch = true;
 | 
						|
		}
 | 
						|
 | 
						|
		return options;
 | 
						|
	}
 | 
						|
 | 
						|
	function processOptions(options) {
 | 
						|
		function ifArg(name, fn, init, finalize) {
 | 
						|
			const isArray = Array.isArray(argv[name]);
 | 
						|
			const isSet = typeof argv[name] !== "undefined" && argv[name] !== null;
 | 
						|
			if (!isArray && !isSet) return;
 | 
						|
 | 
						|
			init && init();
 | 
						|
			if (isArray) argv[name].forEach(fn);
 | 
						|
			else if (isSet) fn(argv[name], -1);
 | 
						|
			finalize && finalize();
 | 
						|
		}
 | 
						|
 | 
						|
		function ifArgPair(name, fn, init, finalize) {
 | 
						|
			ifArg(
 | 
						|
				name,
 | 
						|
				function(content, idx) {
 | 
						|
					const i = content.indexOf("=");
 | 
						|
					if (i < 0) {
 | 
						|
						return fn(null, content, idx);
 | 
						|
					} else {
 | 
						|
						return fn(content.substr(0, i), content.substr(i + 1), idx);
 | 
						|
					}
 | 
						|
				},
 | 
						|
				init,
 | 
						|
				finalize
 | 
						|
			);
 | 
						|
		}
 | 
						|
 | 
						|
		function ifBooleanArg(name, fn) {
 | 
						|
			ifArg(name, function(bool) {
 | 
						|
				if (bool) {
 | 
						|
					fn();
 | 
						|
				}
 | 
						|
			});
 | 
						|
		}
 | 
						|
 | 
						|
		function mapArgToBoolean(name, optionName) {
 | 
						|
			ifArg(name, function(bool) {
 | 
						|
				if (bool === true) options[optionName || name] = true;
 | 
						|
				else if (bool === false) options[optionName || name] = false;
 | 
						|
			});
 | 
						|
		}
 | 
						|
 | 
						|
		function loadPlugin(name) {
 | 
						|
			const loadUtils = require("loader-utils");
 | 
						|
			let args;
 | 
						|
			try {
 | 
						|
				const p = name && name.indexOf("?");
 | 
						|
				if (p > -1) {
 | 
						|
					args = loadUtils.parseQuery(name.substring(p));
 | 
						|
					name = name.substring(0, p);
 | 
						|
				}
 | 
						|
			} catch (e) {
 | 
						|
				console.log("Invalid plugin arguments " + name + " (" + e + ").");
 | 
						|
				process.exit(-1); // eslint-disable-line
 | 
						|
			}
 | 
						|
 | 
						|
			let path;
 | 
						|
			try {
 | 
						|
				const resolve = require("enhanced-resolve");
 | 
						|
				path = resolve.sync(process.cwd(), name);
 | 
						|
			} catch (e) {
 | 
						|
				console.log("Cannot resolve plugin " + name + ".");
 | 
						|
				process.exit(-1); // eslint-disable-line
 | 
						|
			}
 | 
						|
			let Plugin;
 | 
						|
			try {
 | 
						|
				Plugin = require(path);
 | 
						|
			} catch (e) {
 | 
						|
				console.log("Cannot load plugin " + name + ". (" + path + ")");
 | 
						|
				throw e;
 | 
						|
			}
 | 
						|
			try {
 | 
						|
				return new Plugin(args);
 | 
						|
			} catch (e) {
 | 
						|
				console.log("Cannot instantiate plugin " + name + ". (" + path + ")");
 | 
						|
				throw e;
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		function ensureObject(parent, name, force) {
 | 
						|
			if (force || typeof parent[name] !== "object" || parent[name] === null) {
 | 
						|
				parent[name] = {};
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		function ensureArray(parent, name) {
 | 
						|
			if (!Array.isArray(parent[name])) {
 | 
						|
				parent[name] = [];
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		function addPlugin(options, plugin) {
 | 
						|
			ensureArray(options, "plugins");
 | 
						|
			options.plugins.unshift(plugin);
 | 
						|
		}
 | 
						|
 | 
						|
		ifArg("mode", function(value) {
 | 
						|
			options.mode = value;
 | 
						|
		});
 | 
						|
 | 
						|
		ifArgPair(
 | 
						|
			"entry",
 | 
						|
			function(name, entry) {
 | 
						|
				if (typeof options.entry[name] !== "undefined" && options.entry[name] !== null) {
 | 
						|
					options.entry[name] = [].concat(options.entry[name]).concat(entry);
 | 
						|
				} else {
 | 
						|
					options.entry[name] = entry;
 | 
						|
				}
 | 
						|
			},
 | 
						|
			function() {
 | 
						|
				ensureObject(options, "entry", true);
 | 
						|
			}
 | 
						|
		);
 | 
						|
 | 
						|
		function bindRules(arg) {
 | 
						|
			ifArgPair(
 | 
						|
				arg,
 | 
						|
				function(name, binding) {
 | 
						|
					if (name === null) {
 | 
						|
						name = binding;
 | 
						|
						binding += "-loader";
 | 
						|
					}
 | 
						|
					const rule = {
 | 
						|
						test: new RegExp("\\." + name.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&") + "$"), // eslint-disable-line no-useless-escape
 | 
						|
						loader: binding
 | 
						|
					};
 | 
						|
					if (arg === "module-bind-pre") {
 | 
						|
						rule.enforce = "pre";
 | 
						|
					} else if (arg === "module-bind-post") {
 | 
						|
						rule.enforce = "post";
 | 
						|
					}
 | 
						|
					options.module.rules.push(rule);
 | 
						|
				},
 | 
						|
				function() {
 | 
						|
					ensureObject(options, "module");
 | 
						|
					ensureArray(options.module, "rules");
 | 
						|
				}
 | 
						|
			);
 | 
						|
		}
 | 
						|
		bindRules("module-bind");
 | 
						|
		bindRules("module-bind-pre");
 | 
						|
		bindRules("module-bind-post");
 | 
						|
 | 
						|
		let defineObject;
 | 
						|
		ifArgPair(
 | 
						|
			"define",
 | 
						|
			function(name, value) {
 | 
						|
				if (name === null) {
 | 
						|
					name = value;
 | 
						|
					value = true;
 | 
						|
				}
 | 
						|
				defineObject[name] = value;
 | 
						|
			},
 | 
						|
			function() {
 | 
						|
				defineObject = {};
 | 
						|
			},
 | 
						|
			function() {
 | 
						|
				const DefinePlugin = require("webpack").DefinePlugin;
 | 
						|
				addPlugin(options, new DefinePlugin(defineObject));
 | 
						|
			}
 | 
						|
		);
 | 
						|
 | 
						|
		ifArg("output-path", function(value) {
 | 
						|
			ensureObject(options, "output");
 | 
						|
			options.output.path = path.resolve(value);
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("output-filename", function(value) {
 | 
						|
			ensureObject(options, "output");
 | 
						|
 | 
						|
			options.output.filename = value;
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("output-chunk-filename", function(value) {
 | 
						|
			ensureObject(options, "output");
 | 
						|
			options.output.chunkFilename = value;
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("output-source-map-filename", function(value) {
 | 
						|
			ensureObject(options, "output");
 | 
						|
			options.output.sourceMapFilename = value;
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("output-public-path", function(value) {
 | 
						|
			ensureObject(options, "output");
 | 
						|
			options.output.publicPath = value;
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("output-jsonp-function", function(value) {
 | 
						|
			ensureObject(options, "output");
 | 
						|
			options.output.jsonpFunction = value;
 | 
						|
		});
 | 
						|
 | 
						|
		ifBooleanArg("output-pathinfo", function() {
 | 
						|
			ensureObject(options, "output");
 | 
						|
			options.output.pathinfo = true;
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("output-library", function(value) {
 | 
						|
			ensureObject(options, "output");
 | 
						|
			ensureArray(options.output, "library");
 | 
						|
			options.output.library.push(value);
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("output-library-target", function(value) {
 | 
						|
			ensureObject(options, "output");
 | 
						|
			options.output.libraryTarget = value;
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("records-input-path", function(value) {
 | 
						|
			options.recordsInputPath = path.resolve(value);
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("records-output-path", function(value) {
 | 
						|
			options.recordsOutputPath = path.resolve(value);
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("records-path", function(value) {
 | 
						|
			options.recordsPath = path.resolve(value);
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("target", function(value) {
 | 
						|
			options.target = value;
 | 
						|
		});
 | 
						|
 | 
						|
		mapArgToBoolean("cache");
 | 
						|
 | 
						|
		ifBooleanArg("hot", function() {
 | 
						|
			const HotModuleReplacementPlugin = require("webpack").HotModuleReplacementPlugin;
 | 
						|
			addPlugin(options, new HotModuleReplacementPlugin());
 | 
						|
		});
 | 
						|
 | 
						|
		ifBooleanArg("no-cache", function() {
 | 
						|
			options.cache = false;
 | 
						|
		});
 | 
						|
 | 
						|
		ifBooleanArg("debug", function() {
 | 
						|
			const LoaderOptionsPlugin = require("webpack").LoaderOptionsPlugin;
 | 
						|
			addPlugin(
 | 
						|
				options,
 | 
						|
				new LoaderOptionsPlugin({
 | 
						|
					debug: true
 | 
						|
				})
 | 
						|
			);
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("devtool", function(value) {
 | 
						|
			options.devtool = value;
 | 
						|
		});
 | 
						|
 | 
						|
		function processResolveAlias(arg, key) {
 | 
						|
			ifArgPair(arg, function(name, value) {
 | 
						|
				if (!name) {
 | 
						|
					throw new Error("--" + arg + " <string>=<string>");
 | 
						|
				}
 | 
						|
				ensureObject(options, key);
 | 
						|
				ensureObject(options[key], "alias");
 | 
						|
				options[key].alias[name] = value;
 | 
						|
			});
 | 
						|
		}
 | 
						|
		processResolveAlias("resolve-alias", "resolve");
 | 
						|
		processResolveAlias("resolve-loader-alias", "resolveLoader");
 | 
						|
 | 
						|
		ifArg("resolve-extensions", function(value) {
 | 
						|
			ensureObject(options, "resolve");
 | 
						|
			if (Array.isArray(value)) {
 | 
						|
				options.resolve.extensions = value;
 | 
						|
			} else {
 | 
						|
				options.resolve.extensions = value.split(/,\s*/);
 | 
						|
			}
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("optimize-max-chunks", function(value) {
 | 
						|
			const LimitChunkCountPlugin = require("webpack").optimize.LimitChunkCountPlugin;
 | 
						|
			addPlugin(
 | 
						|
				options,
 | 
						|
				new LimitChunkCountPlugin({
 | 
						|
					maxChunks: parseInt(value, 10)
 | 
						|
				})
 | 
						|
			);
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("optimize-min-chunk-size", function(value) {
 | 
						|
			const MinChunkSizePlugin = require("webpack").optimize.MinChunkSizePlugin;
 | 
						|
			addPlugin(
 | 
						|
				options,
 | 
						|
				new MinChunkSizePlugin({
 | 
						|
					minChunkSize: parseInt(value, 10)
 | 
						|
				})
 | 
						|
			);
 | 
						|
		});
 | 
						|
 | 
						|
		ifBooleanArg("optimize-minimize", function() {
 | 
						|
			const LoaderOptionsPlugin = require("webpack").LoaderOptionsPlugin;
 | 
						|
			addPlugin(
 | 
						|
				options,
 | 
						|
				new LoaderOptionsPlugin({
 | 
						|
					minimize: true
 | 
						|
				})
 | 
						|
			);
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("prefetch", function(request) {
 | 
						|
			const PrefetchPlugin = require("webpack").PrefetchPlugin;
 | 
						|
			addPlugin(options, new PrefetchPlugin(request));
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("provide", function(value) {
 | 
						|
			const idx = value.indexOf("=");
 | 
						|
			let name;
 | 
						|
			if (idx >= 0) {
 | 
						|
				name = value.substr(0, idx);
 | 
						|
				value = value.substr(idx + 1);
 | 
						|
			} else {
 | 
						|
				name = value;
 | 
						|
			}
 | 
						|
			const ProvidePlugin = require("webpack").ProvidePlugin;
 | 
						|
			addPlugin(options, new ProvidePlugin(name, value));
 | 
						|
		});
 | 
						|
 | 
						|
		ifArg("plugin", function(value) {
 | 
						|
			addPlugin(options, loadPlugin(value));
 | 
						|
		});
 | 
						|
 | 
						|
		mapArgToBoolean("bail");
 | 
						|
 | 
						|
		mapArgToBoolean("profile");
 | 
						|
 | 
						|
		if (argv._.length > 0) {
 | 
						|
			ensureObject(options, "entry", true);
 | 
						|
 | 
						|
			const addTo = function addTo(name, entry) {
 | 
						|
				if (options.entry[name]) {
 | 
						|
					if (!Array.isArray(options.entry[name])) {
 | 
						|
						options.entry[name] = [options.entry[name]];
 | 
						|
					}
 | 
						|
					options.entry[name].push(entry);
 | 
						|
				} else {
 | 
						|
					options.entry[name] = entry;
 | 
						|
				}
 | 
						|
			};
 | 
						|
			argv._.forEach(function(content) {
 | 
						|
				const i = content.indexOf("=");
 | 
						|
				const j = content.indexOf("?");
 | 
						|
				if (i < 0 || (j >= 0 && j < i)) {
 | 
						|
					const resolved = path.resolve(content);
 | 
						|
					if (fs.existsSync(resolved)) {
 | 
						|
						addTo("main", `${resolved}${fs.statSync(resolved).isDirectory() ? path.sep : ""}`);
 | 
						|
					} else {
 | 
						|
						addTo("main", content);
 | 
						|
					}
 | 
						|
				} else {
 | 
						|
					addTo(content.substr(0, i), content.substr(i + 1));
 | 
						|
				}
 | 
						|
			});
 | 
						|
		}
 | 
						|
	}
 | 
						|
};
 | 
						|
 |