Merge "Add error checking for file argument"

[lhc/web/wiklou.git] / includes / diff / UnifiedDiffFormatter.php

diff --git a/includes/diff/UnifiedDiffFormatter.php b/includes/diff/UnifiedDiffFormatter.php
index 0a86ccc..5f3ad3d 100644 (file)
--- a/includes/diff/UnifiedDiffFormatter.php
+++ b/includes/diff/UnifiedDiffFormatter.php
@@ -29,6 +29,7 @@
  * @ingroup DifferenceEngine
  */
 class UnifiedDiffFormatter extends DiffFormatter {
+
        /** @var int */
        protected $leadingContextLines = 2;
 
@@ -36,22 +37,32 @@ class UnifiedDiffFormatter extends DiffFormatter {
        protected $trailingContextLines = 2;
 
        /**
-        * @param $lines
+        * @param string[] $lines
+        * @param string $prefix
+        */
+       protected function lines( $lines, $prefix = ' ' ) {
+               foreach ( $lines as $line ) {
+                       echo "{$prefix}{$line}\n";
+               }
+       }
+
+       /**
+        * @param string[] $lines
         */
        protected function added( $lines ) {
                $this->lines( $lines, '+' );
        }
 
        /**
-        * @param $lines
+        * @param string[] $lines
         */
        protected function deleted( $lines ) {
                $this->lines( $lines, '-' );
        }
 
        /**
-        * @param $orig
-        * @param $closing
+        * @param string[] $orig
+        * @param string[] $closing
         */
        protected function changed( $orig, $closing ) {
                $this->deleted( $orig );
@@ -59,13 +70,15 @@ class UnifiedDiffFormatter extends DiffFormatter {
        }
 
        /**
-        * @param $xbeg
-        * @param $xlen
-        * @param $ybeg
-        * @param $ylen
+        * @param int $xbeg
+        * @param int $xlen
+        * @param int $ybeg
+        * @param int $ylen
+        *
         * @return string
         */
        protected function blockHeader( $xbeg, $xlen, $ybeg, $ylen ) {
                return "@@ -$xbeg,$xlen +$ybeg,$ylen @@";
        }
+
 }