diff --git a/HeuristicAnalyser.php b/HeuristicAnalyser.php
index 9e55118..f009e51 100644
--- a/HeuristicAnalyser.php
+++ b/HeuristicAnalyser.php
@@ -209,7 +209,7 @@ public function __construct($input, $self = null)
             $this->path      = $input['path'];
             $this->curr_dir  = dirname($this->path);
             $this->extension = pathinfo($this->path, PATHINFO_EXTENSION);
-            $this->checkFileSize(filesize($this->path));
+            $this->checkFileSize((int)filesize($this->path));
             $this->checkFileAccessibility();
             $this->file_size    = (int)filesize($this->path);
             $this->file_work    = file_get_contents($this->path);
@@ -287,9 +287,13 @@ public function processContent()
         // Analysing code style
         // Do this, only for initial code
         if ( ! $this->evaluations->evaluations ) {
-            if ( $this->extension !== 'html' && $this->extension !== 'js' ) {
-                //todo turn this back after task finished https://doboard.com/1/task/6692
-                //$this->code_style->analyseLineLengths($this->file_content);
+            if (
+                $this->extension !== 'html' &&
+                $this->extension !== 'htm' &&
+                $this->extension !== 'shtml' &&
+                $this->extension !== 'js'
+            ) {
+                $this->code_style->analyseLineLengths($this->file_content);
                 $this->code_style->analyseHumanUnreadableCode($this->file_content);
                 $this->code_style->analyseWeightOfNoise($this->file_content);
             }
diff --git a/Modules/CodeStyle.php b/Modules/CodeStyle.php
index c5688c4..dc25041 100644
--- a/Modules/CodeStyle.php
+++ b/Modules/CodeStyle.php
@@ -132,7 +132,7 @@ public function analyseLineLengths(&$content)
         for ( $line_num = 1; isset($lines[$line_num - 1]); $line_num++ ) {
             try {
                 $line = $lines[$line_num - 1];
-                if ($this->analyseLineLengthsIsExceptions($line)) {
+                if ($this->analyseLineLengthsIsExcludedForLine($line)) {
                     continue;
                 }
                 if ( strlen($line) > self::CRITICAL_CODE_STRING_LENGTH ) {
@@ -145,12 +145,13 @@ public function analyseLineLengths(&$content)
     }
 
     /**
-     * Check exceptions for long line
+     * Check if the line should be skipped.
+     * Uses regexps of known signs to exclude.
      *
      * @param string $line
      * @return bool
      */
-    public function analyseLineLengthsIsExceptions($line)
+    public function analyseLineLengthsIsExcludedForLine($line)
     {
         if (preg_match('#^\s*<path\s+d="[^$][.\w\s-]+"\s*\/>#', $line, $match)) {
             return true;