original_string: protected function createOn($meta, $fromIndex, $relatedMeta, $toIndex)
      {
          if (!isset($meta->indexes[$fromIndex])) {
              throw new Exception("Index $fromIndex does not exist on {$meta->id}");
          }
          if (!isset($relatedMeta->indexes[$toIndex])) {
              throw new Exception("Index $toIndex does not exist on {$relatedMeta->id}");
          }
  
          $on = [];
  
          // If an index exists, you don't need to join on all of it.
          // This assumes that the indexes are properly numbered. If not, BOOM!
          foreach ($meta->indexes[$fromIndex]['fields'] as $idx=>$fromField) {
              if (!isset($relatedMeta->indexes[$toIndex]['fields'][$idx])) {
                  break;
              }
              $on[$fromField] = $relatedMeta->indexes[$toIndex]['fields'][$idx];
          }
  
          return $on;
      }
code: protected function createOn($meta, $fromIndex, $relatedMeta, $toIndex)
      {
          if (!isset($meta->indexes[$fromIndex])) {
              throw new Exception("Index $fromIndex does not exist on {$meta->id}");
          }
          if (!isset($relatedMeta->indexes[$toIndex])) {
              throw new Exception("Index $toIndex does not exist on {$relatedMeta->id}");
          }
  
          $on = [];
  
          // If an index exists, you don't need to join on all of it.
          // This assumes that the indexes are properly numbered. If not, BOOM!
          foreach ($meta->indexes[$fromIndex]['fields'] as $idx=>$fromField) {
              if (!isset($relatedMeta->indexes[$toIndex]['fields'][$idx])) {
                  break;
              }
              $on[$fromField] = $relatedMeta->indexes[$toIndex]['fields'][$idx];
          }
  
          return $on;
      }
code_tokens: protected function createOn ( $ meta , $ fromIndex , $ relatedMeta , $ toIndex ) { if ( ! isset ( $ meta -> indexes [ $ fromIndex ] ) ) { throw new Exception ( "Index $fromIndex does not exist on {$meta->id}" ) ; } if ( ! isset ( $ relatedMeta -> indexes [ $ toIndex ] ) ) { throw new Exception ( "Index $toIndex does not exist on {$relatedMeta->id}" ) ; } $ on = [ ] ; // If an index exists, you don't need to join on all of it. // This assumes that the indexes are properly numbered. If not, BOOM! foreach ( $ meta -> indexes [ $ fromIndex ] [ 'fields' ] as $ idx => $ fromField ) { if ( ! isset ( $ relatedMeta -> indexes [ $ toIndex ] [ 'fields' ] [ $ idx ] ) ) { break ; } $ on [ $ fromField ] = $ relatedMeta -> indexes [ $ toIndex ] [ 'fields' ] [ $ idx ] ; } return $ on ; }
docstring: to be interfered with yet.
docstring_tokens: to be interfered with yet .