Convert to ES2015 classes

yeoman · Mar 9, 2017 · 1a478c5 · 1a478c5
1 parent 0a43ad1
commit 1a478c5
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Showing 7 changed files with 641 additions and 612 deletions.
diff --git a/lib/adapter.js b/lib/adapter.js
@@ -13,70 +13,78 @@ const logger = require('./util/log');
  *
  * @constructor
  */
-const TerminalAdapter = module.exports = function TerminalAdapter() {
-  this.promptModule = inquirer.createPromptModule();
-};
+class TerminalAdapter {
+  constructor() {
+    this.promptModule = inquirer.createPromptModule();
+  }
 
-TerminalAdapter.prototype._colorDiffAdded = chalk.black.bgGreen;
-TerminalAdapter.prototype._colorDiffRemoved = chalk.bgRed;
-TerminalAdapter.prototype._colorLines = function colorLines(name, str) {
-  return str.split('\n').map(line => this[`_colorDiff${name}`](line)).join('\n');
-};
+  get _colorDiffAdded() {
+    return chalk.black.bgGreen;
+  }
 
-/**
- * Prompt a user for one or more questions and pass
- * the answer(s) to the provided callback.
- *
- * It shares its interface with `Base.prompt`
- *
- * (Defined inside the constructor to keep interfaces separated between
- * instances)
- *
- * @param {Array} questions
- * @param {Function} callback
- */
-TerminalAdapter.prototype.prompt = function () {};
+  get _colorDiffRemoved() {
+    return chalk.bgRed;
+  }
 
-/**
- * Shows a color-based diff of two strings
- *
- * @param {string} actual
- * @param {string} expected
- */
-TerminalAdapter.prototype.diff = function _diff(actual, expected) {
-  let msg = diff.diffLines(actual, expected).map(str => {
-    if (str.added) {
-      return this._colorLines('Added', str.value);
-    }
+  _colorLines(name, str) {
+    return str.split('\n').map(line => this[`_colorDiff${name}`](line)).join('\n');
+  }
+
+  /**
+   * Prompt a user for one or more questions and pass
+   * the answer(s) to the provided callback.
+   *
+   * It shares its interface with `Base.prompt`
+   *
+   * (Defined inside the constructor to keep interfaces separated between
+   * instances)
+   *
+   * @param {Array} questions
+   * @param {Function} callback
+   */
+  prompt(questions, cb) {
+    const promise = this.promptModule(questions);
+    promise.then(cb || _.noop);
+    return promise;
+  }
+
+  /**
+   * Shows a color-based diff of two strings
+   *
+   * @param {string} actual
+   * @param {string} expected
+   */
+  diff(actual, expected) {
+    let msg = diff.diffLines(actual, expected).map(str => {
+      if (str.added) {
+        return this._colorLines('Added', str.value);
+      }
 
-    if (str.removed) {
-      return this._colorLines('Removed', str.value);
-    }
+      if (str.removed) {
+        return this._colorLines('Removed', str.value);
+      }
 
-    return str.value;
-  }).join('');
+      return str.value;
+    }).join('');
 
-  // Legend
-  msg = '\n' +
-    this._colorDiffRemoved('removed') +
-    ' ' +
-    this._colorDiffAdded('added') +
-    '\n\n' +
-    msg +
-    '\n';
+    // Legend
+    msg = '\n' +
+      this._colorDiffRemoved('removed') +
+      ' ' +
+      this._colorDiffAdded('added') +
+      '\n\n' +
+      msg +
+      '\n';
 
-  console.log(msg);
-  return msg;
-};
+    console.log(msg);
+    return msg;
+  }
+}
 
 /**
  * Logging utility
  * @type {env/log}
  */
 TerminalAdapter.prototype.log = logger();
 
-TerminalAdapter.prototype.prompt = function (questions, cb) {
-  const promise = this.promptModule(questions);
-  promise.then(cb || _.noop);
-  return promise;
-};
+module.exports = TerminalAdapter;