flow like the river

BACK_BACK/node_modules/parcel-bundler/lib/assets/CoffeeScriptAsset.js

@@ -0,0 +1,45 @@
+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+var _asyncToGenerator2 = _interopRequireDefault(require("@babel/runtime/helpers/asyncToGenerator"));
+
+const Asset = require('../Asset');
+
+const localRequire = require('../utils/localRequire');
+
+class CoffeeScriptAsset extends Asset {
+  constructor(name, options) {
+    super(name, options);
+    this.type = 'js';
+  }
+
+  generate() {
+    var _this = this;
+
+    return (0, _asyncToGenerator2.default)(function* () {
+      // require coffeescript, installed locally in the app
+      let coffee = yield localRequire('coffeescript', _this.name); // Transpile Module using CoffeeScript and parse result as ast format through babylon
+
+      let transpiled = coffee.compile(_this.contents, {
+        sourceMap: _this.options.sourceMaps
+      });
+      let sourceMap;
+
+      if (transpiled.sourceMap) {
+        sourceMap = transpiled.sourceMap.generate();
+        sourceMap.sources = [_this.relativeName];
+        sourceMap.sourcesContent = [_this.contents];
+      }
+
+      return [{
+        type: 'js',
+        value: _this.options.sourceMaps ? transpiled.js : transpiled,
+        map: sourceMap
+      }];
+    })();
+  }
+
+}
+
+module.exports = CoffeeScriptAsset;