refactor: extract to helper

adhocore · Sep 1, 2018 · 25b90f1 · 25b90f1
1 parent fd2f3ad
commit 25b90f1
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Showing 2 changed files with 11 additions and 6 deletions.
diff --git a/src/BlockElementParser.php b/src/BlockElementParser.php
@@ -78,7 +78,7 @@ protected function isBlock()
 
     protected function atx()
     {
-        if (isset($this->trimmedLine[0]) && $this->trimmedLine[0] === '#') {
+        if (\substr($this->trimmedLine, 0, 1) === '#') {
             $level = \strlen($this->trimmedLine) - \strlen(\ltrim($this->trimmedLine, '#'));
             $head  = $this->h($level, $this->trimmedLine);
 
@@ -105,11 +105,7 @@ protected function code()
         $codeBlock = \preg_match(static::RE_MD_CODE, $this->line, $codeMatch);
 
         if ($codeBlock || (!$this->inList && !$this->inQuote && $isShifted)) {
-            $lang = isset($codeMatch[1])
-                ? ' class="language-' . $codeMatch[1] . '"'
-                : '';
-
-            $this->markup .= "\n<pre><code{$lang}>";
+            $this->markup .= $this->codeStart($codeMatch);
 
             if (!$codeBlock) {
                 $this->markup .= $this->escape(\substr($this->line, $this->indentLen));

diff --git a/src/HtmlHelper.php b/src/HtmlHelper.php
@@ -31,6 +31,15 @@ public function h($level, $line)
         return '';
     }
 
+    public function codeStart($lang)
+    {
+        $lang = isset($lang[1])
+            ? ' class="language-' . $lang[1] . '"'
+            : '';
+
+        return "\n<pre><code{$lang}>";
+    }
+
     public function tableStart($line, $delim = '|')
     {
         $table = "<table>\n<thead>\n<tr>\n";