From 80dca993d7ebb395c85aeaa67bf8322f236a05a1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20L=C3=BCck?= <christian@lueck.tv>
Date: Tue, 7 Jun 2016 22:07:52 +0200
Subject: [PATCH] Add Readline::getPrompt() helper

---
 README.md              |  7 +++++++
 src/Readline.php       | 11 +++++++++++
 tests/ReadlineTest.php |  7 +++++++
 3 files changed, 25 insertions(+)

diff --git a/README.md b/README.md
index e6c99d2..8956fd4 100644
--- a/README.md
+++ b/README.md
@@ -117,6 +117,13 @@ You can restore this behavior by passing an empty prompt:
 $readline->setPrompt('');
 ```
 
+The `getPrompt()` method can be used to get the current input prompt.
+It will return an empty string unless you've set anything else:
+
+```php
+assert($readline->getPrompt() === '');
+```
+
 #### Echo
 
 The *echo mode* controls how the actual *user input buffer* will be presented in the *user input line*.
diff --git a/src/Readline.php b/src/Readline.php
index bac4209..c5318cb 100644
--- a/src/Readline.php
+++ b/src/Readline.php
@@ -122,6 +122,17 @@ public function setPrompt($prompt)
         return $this->redraw();
     }
 
+    /**
+     * returns the prompt to prepend to input line
+     *
+     * @return string
+     * @see self::setPrompt()
+     */
+    public function getPrompt()
+    {
+        return $this->prompt;
+    }
+
     /**
      * sets whether/how to echo text input
      *
diff --git a/tests/ReadlineTest.php b/tests/ReadlineTest.php
index d7eea80..4671243 100644
--- a/tests/ReadlineTest.php
+++ b/tests/ReadlineTest.php
@@ -26,6 +26,7 @@ public function testSettersReturnSelf()
 
     public function testInputStartsEmpty()
     {
+        $this->assertEquals('', $this->readline->getPrompt());
         $this->assertEquals('', $this->readline->getInput());
         $this->assertEquals(0, $this->readline->getCursorPosition());
         $this->assertEquals(0, $this->readline->getCursorCell());
@@ -39,6 +40,12 @@ public function testGetInputAfterSetting()
         $this->assertEquals(5, $this->readline->getCursorCell());
     }
 
+    public function testPromptAfterSetting()
+    {
+        $this->assertSame($this->readline, $this->readline->setPrompt('> '));
+        $this->assertEquals('> ' , $this->readline->getPrompt());
+    }
+
     public function testSettingInputMovesCursorToEnd()
     {
         $this->readline->setInput('hello');