Fix bug when multiple inquirer process where fired (module required a…

…t multiple place by different submodules - inception)

Conflicts:
	lib/inquirer.js

examples/nestedCall.js

@@ -0,0 +1,18 @@
+/**
+ * Nested Inquirer call
+ */
+
+"use strict";
+var inquirer = require("../lib/inquirer");
+
+inquirer.prompt({
+  type: "input",
+  name: "candy",
+  message: "What's your favorite candy?"
+}, function( answers ) {
+  inquirer.prompt({
+    type: "input",
+    name: "liquor",
+    message: "And your favorite liquor?"
+  });
+});

lib/inquirer.js

@@ -68,7 +68,8 @@ cli.prompt = function( questions, allDone ) {
     process.stdin.removeListener( "keypress", this.onKeypress );
 
     // Close the readline
-    this.rl.pause();
+    this.rl.close();
+    this.rl = null;
 
     if ( _.isFunction(allDone) ) {
       allDone(this.answers);
@@ -121,6 +122,11 @@ cli.onKeypress = function( s, key ) {
  */
 
 cli.onForceClose = function() {
+  this.rl.output.unmute();
+
+  // close the readline
   this.rl.close();
+  this.rl = null;
+
   console.log("\n"); // Line return
 }.bind(cli);

test/specs/inquirer.js

@@ -24,7 +24,8 @@ describe("inquirer.prompt", function() {
       message: "message"
     }, function( answers ) {
       expect(rl.resume.called).to.be.true;
-      expect(rl.pause.called).to.be.true;
+      expect(rl.close.called).to.be.true;
+      expect(inquirer.rl).to.be.null;
 
       rl = inquirer.rl = new ReadlineStub();
       inquirer.prompt({
@@ -33,7 +34,8 @@ describe("inquirer.prompt", function() {
         message: "message"
       }, function( answers ) {
         expect(rl.resume.called).to.be.true;
-        expect(rl.pause.called).to.be.true;
+        expect(rl.close.called).to.be.true;
+        expect(inquirer.rl).to.be.null;
         done();
       });