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node_modules/style-loader/useable.js

@@ -16,41 +16,74 @@ module.exports.pitch = function (request) {
 
 	validateOptions(require('./options.json'), options, 'Style Loader (Useable)');
 
-	return [
-		"var refs = 0;",
-		"var dispose;",
-		"var content = require(" + loaderUtils.stringifyRequest(this, "!!" + request) + ");",
-		"if(typeof content === 'string') content = [[module.id, content, '']];",
-		"if(content.locals) exports.locals = content.locals;",
-		"exports.use = exports.ref = function() {",
-		"	if(!(refs++)) {",
-		"		dispose = require(" + loaderUtils.stringifyRequest(this, "!" + path.join(__dirname, "lib", "addStyles.js")) + ")(content, " + JSON.stringify(options) + ");",
-		"	}",
-		"	return exports;",
-		"};",
-		"exports.unuse = exports.unref = function() {",
-		"       if(refs > 0 && !(--refs)) {",
-		"		dispose();",
-		"		dispose = null;",
-		"	}",
-		"};",
+	options.hmr = typeof options.hmr === 'undefined' ? true : options.hmr;
+
+	// The variable is needed, because the function should be inlined.
+	// If is just stored it in options, JSON.stringify will quote
+	// the function and it would be just a string at runtime
+	var insertInto;
+
+	if (typeof options.insertInto === "function") {
+		insertInto = options.insertInto.toString();
+	}
+
+	// We need to check if it a string, or variable will be "undefined"
+	// and the loader crashes
+	if (typeof options.insertInto === "string") {
+		insertInto = '"' + options.insertInto + '"';
+	}
+
+	var hmr = [
+		// Hot Module Replacement
 		"if(module.hot) {",
 		"	var lastRefs = module.hot.data && module.hot.data.refs || 0;",
+		"",
 		"	if(lastRefs) {",
 		"		exports.ref();",
 		"		if(!content.locals) {",
 		"			refs = lastRefs;",
 		"		}",
 		"	}",
+		"",
 		"	if(!content.locals) {",
 		"		module.hot.accept();",
 		"	}",
+		"",
 		"	module.hot.dispose(function(data) {",
 		"		data.refs = content.locals ? 0 : refs;",
+		"",
 		"		if(dispose) {",
 		"			dispose();",
 		"		}",
 		"	});",
 		"}"
 	].join("\n");
+
+	return [
+		"var refs = 0;",
+		"var dispose;",
+		"var content = require(" + loaderUtils.stringifyRequest(this, "!!" + request) + ");",
+		"var options = " + JSON.stringify(options) + ";",
+		"options.insertInto = " + insertInto + ";",
+		"",
+		"if(typeof content === 'string') content = [[module.id, content, '']];",
+		// Export CSS Modules
+		"if(content.locals) exports.locals = content.locals;",
+		"",
+		"exports.use = exports.ref = function() {",
+		"	if(!(refs++)) {",
+		"		dispose = require(" + loaderUtils.stringifyRequest(this, "!" + path.join(__dirname, "lib", "addStyles.js")) + ")(content, options);",
+		"	}",
+		"",
+		"	return exports;",
+		"};",
+		"",
+		"exports.unuse = exports.unref = function() {",
+		"  if(refs > 0 && !(--refs)) {",
+		"	   dispose();",
+		"		 dispose = null;",
+		"  }",
+		"};",
+		options.hmr ? hmr : ""
+	].join("\n");
 };