Current Dev State

static/js/ketcher2/node_modules/inquirer/lib/prompts/confirm.js

@@ -0,0 +1,110 @@
+/**
+ * `confirm` type prompt
+ */
+
+var _ = require("lodash");
+var util = require("util");
+var chalk = require("chalk");
+var Base = require("./base");
+var observe = require("../utils/events");
+
+
+/**
+ * Module exports
+ */
+
+module.exports = Prompt;
+
+
+/**
+ * Constructor
+ */
+
+function Prompt() {
+  Base.apply( this, arguments );
+
+  var rawDefault = true;
+
+  _.extend( this.opt, {
+    filter: function( input ) {
+      var value = rawDefault;
+      if ( input != null && input !== "" ) {
+        value = /^y(es)?/i.test(input);
+      }
+      return value;
+    }.bind(this)
+  });
+
+  if ( _.isBoolean(this.opt.default) ) {
+    rawDefault = this.opt.default;
+  }
+
+  this.opt.default = rawDefault ? "Y/n" : "y/N";
+
+  return this;
+}
+util.inherits( Prompt, Base );
+
+
+/**
+ * Start the Inquiry session
+ * @param  {Function} cb   Callback when prompt is done
+ * @return {this}
+ */
+
+Prompt.prototype._run = function( cb ) {
+  this.done = cb;
+
+  // Once user confirm (enter key)
+  var events = observe(this.rl);
+  events.keypress.takeUntil( events.line ).forEach( this.onKeypress.bind(this) );
+
+  events.line.take(1).forEach( this.onEnd.bind(this) );
+
+  // Init
+  this.render();
+
+  return this;
+};
+
+
+/**
+ * Render the prompt to screen
+ * @return {Prompt} self
+ */
+
+Prompt.prototype.render = function (answer) {
+  var message = this.getQuestion();
+
+  if (typeof answer === "boolean") {
+    message += chalk.cyan(answer ? "Yes" : "No");
+  } else {
+    message += this.rl.line;
+  }
+
+  this.screen.render(message);
+
+  return this;
+};
+
+/**
+ * When user press `enter` key
+ */
+
+Prompt.prototype.onEnd = function( input ) {
+  this.status = "answered";
+
+  var output = this.opt.filter( input );
+  this.render( output );
+
+  this.screen.done();
+  this.done( input ); // send "input" because the master class will refilter
+};
+
+/**
+ * When user press a key
+ */
+
+Prompt.prototype.onKeypress = function() {
+    this.render();
+};