refactor: extend cli.prompt (#389)

Author: codebytere

lib/backport_session.js

@@ -162,7 +162,7 @@ class BackportSession extends Session {
     const newBranch = `backport-${this.prid}-to-${this.target}`;
     const shouldCheckout = await cli.prompt(
       `Do you want to checkout to a new branch \`${newBranch}\`` +
-      ' to start backporting?', false);
+      ' to start backporting?', { defaultAnswer: false });
     if (shouldCheckout) {
       await runAsync('git', ['checkout', '-b', newBranch]);
     }

lib/cli.js

@@ -35,17 +35,35 @@ class CLI {
     this.figureIndent = ' '.repeat(indent);
   }
 
-  async prompt(question, defaultAnswer = true) {
-    this.separator();
+  async prompt(question, opts = {
+    defaultAnswer: true,
+    noSeparator: false,
+    questionType: 'confirm'
+  }) {
+    if (!opts.noSeparator) {
+      this.separator();
+    }
+
+    const questionType = opts.questionType || 'confirm';
+    const availableTypes = ['input', 'number', 'confirm'];
+    if (!availableTypes.includes(questionType)) {
+      throw new Error(
+        `${questionType} must be one of ${availableTypes.join(', ')}`);
+    }
+
+    const defaultAnswer =
+      (opts.defaultAnswer !== 'undefined') ? opts.defaultAnswer : true;
     if (this.assumeYes) {
       return defaultAnswer;
     }
+
     const { answer } = await inquirer.prompt([{
-      type: 'confirm',
+      type: questionType,
       name: 'answer',
       message: question,
       default: defaultAnswer
     }]);
+
     return answer;
   }
 

lib/landing_session.js

@@ -34,7 +34,7 @@ class LandingSession extends Session {
     // metadata check.
     const defaultAnswer = !cli.assumeYes ? true : metadata.status;
     const shouldContinue = await cli.prompt(
-      `This PR ${status} to land, do you want to continue?`, defaultAnswer);
+      `This PR ${status} to land, do you want to continue?`, { defaultAnswer });
     if (!shouldContinue) {
       return this.abort(false);
     }
@@ -234,7 +234,7 @@ class LandingSession extends Session {
         forceLand = await cli.prompt(
           'The commit did not pass the validation. ' +
           'Do you still want to land it?',
-          false);
+          { defaultAnswer: false });
       }
 
       if (!forceLand) {

test/unit/cli.test.js

@@ -178,11 +178,15 @@ describe('cli', () => {
     });
 
     it('should return true if default is set to true', async() => {
-      assert.strictEqual(await cli.prompt('Question?', true), true);
+      assert.strictEqual(await cli.prompt('Question?', {
+        defaultAnswer: true
+      }), true);
     });
 
     it('should return false if default is set to false', async() => {
-      assert.strictEqual(await cli.prompt('Question?', false), false);
+      assert.strictEqual(await cli.prompt('Question?', {
+        defaultAnswer: false
+      }), false);
     });
   });
 });