Every new change

node_modules/inquirer/lib/prompts/password.js

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+'use strict';
+/**
+ * `password` type prompt
+ */
+
+var chalk = require('chalk');
+var { map, takeUntil } = require('rxjs/operators');
+var Base = require('./base');
+var observe = require('../utils/events');
+
+function mask(input, maskChar) {
+  input = String(input);
+  maskChar = typeof maskChar === 'string' ? maskChar : '*';
+  if (input.length === 0) {
+    return '';
+  }
+
+  return new Array(input.length + 1).join(maskChar);
+}
+
+class PasswordPrompt extends Base {
+  /**
+   * Start the Inquiry session
+   * @param  {Function} cb      Callback when prompt is done
+   * @return {this}
+   */
+
+  _run(cb) {
+    this.done = cb;
+
+    var events = observe(this.rl);
+
+    // Once user confirm (enter key)
+    var submit = events.line.pipe(map(this.filterInput.bind(this)));
+
+    var validation = this.handleSubmitEvents(submit);
+    validation.success.forEach(this.onEnd.bind(this));
+    validation.error.forEach(this.onError.bind(this));
+
+    events.keypress
+      .pipe(takeUntil(validation.success))
+      .forEach(this.onKeypress.bind(this));
+
+    // Init
+    this.render();
+
+    return this;
+  }
+
+  /**
+   * Render the prompt to screen
+   * @return {PasswordPrompt} self
+   */
+
+  render(error) {
+    var message = this.getQuestion();
+    var bottomContent = '';
+
+    if (this.status === 'answered') {
+      message += this.opt.mask
+        ? chalk.cyan(mask(this.answer, this.opt.mask))
+        : chalk.italic.dim('[hidden]');
+    } else if (this.opt.mask) {
+      message += mask(this.rl.line || '', this.opt.mask);
+    } else {
+      message += chalk.italic.dim('[input is hidden] ');
+    }
+
+    if (error) {
+      bottomContent = '\n' + chalk.red('>> ') + error;
+    }
+
+    this.screen.render(message, bottomContent);
+  }
+
+  /**
+   * When user press `enter` key
+   */
+
+  filterInput(input) {
+    if (!input) {
+      return this.opt.default == null ? '' : this.opt.default;
+    }
+
+    return input;
+  }
+
+  onEnd(state) {
+    this.status = 'answered';
+    this.answer = state.value;
+
+    // Re-render prompt
+    this.render();
+
+    this.screen.done();
+    this.done(state.value);
+  }
+
+  onError(state) {
+    this.render(state.isValid);
+  }
+
+  onKeypress() {
+    // If user press a key, just clear the default value
+    if (this.opt.default) {
+      this.opt.default = undefined;
+    }
+
+    this.render();
+  }
+}
+
+module.exports = PasswordPrompt;