feat: initial commit

node_modules/inquirer/lib/prompts/editor.js

@@ -0,0 +1,100 @@
+'use strict';
+/**
+ * `editor` type prompt
+ */
+
+var chalk = require('chalk');
+var editAsync = require('external-editor').editAsync;
+var Base = require('./base');
+var observe = require('../utils/events');
+var { Subject } = require('rxjs');
+
+class EditorPrompt extends Base {
+  /**
+   * Start the Inquiry session
+   * @param  {Function} cb      Callback when prompt is done
+   * @return {this}
+   */
+
+  _run(cb) {
+    this.done = cb;
+
+    this.editorResult = new Subject();
+
+    // Open Editor on "line" (Enter Key)
+    var events = observe(this.rl);
+    this.lineSubscription = events.line.subscribe(this.startExternalEditor.bind(this));
+
+    // Trigger Validation when editor closes
+    var validation = this.handleSubmitEvents(this.editorResult);
+    validation.success.forEach(this.onEnd.bind(this));
+    validation.error.forEach(this.onError.bind(this));
+
+    // Prevents default from being printed on screen (can look weird with multiple lines)
+    this.currentText = this.opt.default;
+    this.opt.default = null;
+
+    // Init
+    this.render();
+
+    return this;
+  }
+
+  /**
+   * Render the prompt to screen
+   * @return {EditorPrompt} self
+   */
+
+  render(error) {
+    var bottomContent = '';
+    var message = this.getQuestion();
+
+    if (this.status === 'answered') {
+      message += chalk.dim('Received');
+    } else {
+      message += chalk.dim('Press <enter> to launch your preferred editor.');
+    }
+
+    if (error) {
+      bottomContent = chalk.red('>> ') + error;
+    }
+
+    this.screen.render(message, bottomContent);
+  }
+
+  /**
+   * Launch $EDITOR on user press enter
+   */
+
+  startExternalEditor() {
+    // Pause Readline to prevent stdin and stdout from being modified while the editor is showing
+    this.rl.pause();
+    editAsync(this.currentText, this.endExternalEditor.bind(this));
+  }
+
+  endExternalEditor(error, result) {
+    this.rl.resume();
+    if (error) {
+      this.editorResult.error(error);
+    } else {
+      this.editorResult.next(result);
+    }
+  }
+
+  onEnd(state) {
+    this.editorResult.unsubscribe();
+    this.lineSubscription.unsubscribe();
+    this.answer = state.value;
+    this.status = 'answered';
+    // Re-render prompt
+    this.render();
+    this.screen.done();
+    this.done(this.answer);
+  }
+
+  onError(state) {
+    this.render(state.isValid);
+  }
+}
+
+module.exports = EditorPrompt;