original_string: protected function findSource()
      {
          $stack = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS | DEBUG_BACKTRACE_PROVIDE_OBJECT);
  
          $sources = [];
  
          foreach ($stack as $index => $trace) {
              $sources[] = $this->parseTrace($index, $trace);
          }
  
          return array_filter($sources);
      }
code: protected function findSource()
      {
          $stack = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS | DEBUG_BACKTRACE_PROVIDE_OBJECT);
  
          $sources = [];
  
          foreach ($stack as $index => $trace) {
              $sources[] = $this->parseTrace($index, $trace);
          }
  
          return array_filter($sources);
      }
code_tokens: protected function findSource ( ) { $ stack = debug_backtrace ( DEBUG_BACKTRACE_IGNORE_ARGS | DEBUG_BACKTRACE_PROVIDE_OBJECT ) ; $ sources = [ ] ; foreach ( $ stack as $ index => $ trace ) { $ sources [ ] = $ this -> parseTrace ( $ index , $ trace ) ; } return array_filter ( $ sources ) ; }
docstring: Use a backtrace to search for the origins of the query.
  
  @return array
docstring_tokens: Use a backtrace to search for the origins of the query .