npm and error messages

node_modules/laravel-mix/src/components/FastSass.js

@@ -0,0 +1,37 @@
+let Preprocessor = require('./Preprocessor');
+let Assert = require('../Assert');
+
+class FastSass extends Preprocessor {
+    /**
+     * The API name for the component.
+     */
+    name() {
+        return ['fastSass', 'standaloneSass'];
+    }
+
+    /**
+     * Register the component.
+     *
+     * @param {*} src
+     * @param {string} output
+     * @param {Object} pluginOptions
+     */
+    register(src, output, pluginOptions = {}) {
+        Assert.exists(src);
+
+        return this.preprocess('fastSass', src, output, pluginOptions);
+    }
+
+    /**
+     * webpack plugins to be appended to the master config.
+     */
+    webpackPlugins() {
+        let FastSassPlugin = require('../webpackPlugins/FastSassPlugin');
+
+        return (super.webpackPlugins() || []).concat(
+            new FastSassPlugin(this.details)
+        );
+    }
+}
+
+module.exports = FastSass;