More clearing methods

Author: AydinHassan

src/Terminal.php

@@ -80,6 +80,16 @@ public function clear() : void;
      * Clear the current cursors line
      */
     public function clearLine() : void;
+    
+    /**
+     * Erase the entire current line
+     */
+    public function clearEntireLine() : void;
+
+    /**
+     * Erase screen from the current line down to the bottom of the screen
+     */
+    public function clearDown() : void;
 
     /**
      * Clean the whole console without jumping the window

src/UnixTerminal.php

@@ -196,6 +196,22 @@ public function clearLine() : void
         $this->output->write(sprintf("\033[%dD\033[K", $this->getWidth()));
     }
 
+    /**
+     * Erase the entire current line
+     */
+    public function clearEntireLine() : void
+    {
+        $this->output->write("\033[2K");
+    }
+
+    /**
+     * Erase screen from the current line down to the bottom of the screen
+     */
+    public function clearDown() : void
+    {
+        $this->output->write("\033[J");
+    }
+
     public function clean() : void
     {
         foreach (range(0, $this->getHeight()) as $rowNum) {

test/UnixTerminalTest.php

@@ -155,6 +155,28 @@ public function testClearLine() : void
         self::assertEquals("\033[23D\033[K", $output->fetch());
     }
 
+    public function testClearEntireLine() : void
+    {
+        $input  = $this->createMock(InputStream::class);
+        $output = new BufferedOutput;
+
+        $terminal = new UnixTerminal($input, $output);
+        $terminal->clearEntireLine();
+
+        self::assertEquals("\033[2K", $output->fetch());
+    }
+
+    public function testClearDown() : void
+    {
+        $input  = $this->createMock(InputStream::class);
+        $output = new BufferedOutput;
+
+        $terminal = new UnixTerminal($input, $output);
+        $terminal->clearDown();
+
+        self::assertEquals("\033[J", $output->fetch());
+    }
+
     public function testClean() : void
     {
         $input  = $this->createMock(InputStream::class);