original_string: private function readSourceCode(): void
    {
      $this->routineSourceCode      = file_get_contents($this->sourceFilename);
      $this->routineSourceCodeLines = explode("\n", $this->routineSourceCode);
  
      if ($this->routineSourceCodeLines===false)
      {
        throw new RoutineLoaderException('Source file is empty');
      }
    }
code: private function readSourceCode(): void
    {
      $this->routineSourceCode      = file_get_contents($this->sourceFilename);
      $this->routineSourceCodeLines = explode("\n", $this->routineSourceCode);
  
      if ($this->routineSourceCodeLines===false)
      {
        throw new RoutineLoaderException('Source file is empty');
      }
    }
code_tokens: private function readSourceCode ( ) : void { $ this -> routineSourceCode = file_get_contents ( $ this -> sourceFilename ) ; $ this -> routineSourceCodeLines = explode ( "\n" , $ this -> routineSourceCode ) ; if ( $ this -> routineSourceCodeLines === false ) { throw new RoutineLoaderException ( 'Source file is empty' ) ; } }
docstring: Reads the source code of the stored routine.
docstring_tokens: Reads the source code of the stored routine .