original_string: public function current() {
          // It is possible that this context has been deleted and we now have subsequent calls being made with this
          // contextlist. Exceptions here will stop the further processing of this component and that is why we are
          // doing a try catch.
          try {
              $context = \context::instance_by_id($this->contextids[$this->iteratorposition]);
          } catch (\Exception $e) {
              // Remove this context.
              unset($this->contextids[$this->iteratorposition]);
              // Check to see if there are any more contexts left.
              if ($this->count()) {
                  // Move the pointer to the next record and try again.
                  $this->next();
                  $context = $this->current();
              } else {
                  // There are no more context ids left.
                  return;
              }
          }
          return $context;
      }
code: public function current() {
          // It is possible that this context has been deleted and we now have subsequent calls being made with this
          // contextlist. Exceptions here will stop the further processing of this component and that is why we are
          // doing a try catch.
          try {
              $context = \context::instance_by_id($this->contextids[$this->iteratorposition]);
          } catch (\Exception $e) {
              // Remove this context.
              unset($this->contextids[$this->iteratorposition]);
              // Check to see if there are any more contexts left.
              if ($this->count()) {
                  // Move the pointer to the next record and try again.
                  $this->next();
                  $context = $this->current();
              } else {
                  // There are no more context ids left.
                  return;
              }
          }
          return $context;
      }
code_tokens: public function current ( ) { // It is possible that this context has been deleted and we now have subsequent calls being made with this // contextlist. Exceptions here will stop the further processing of this component and that is why we are // doing a try catch. try { $ context = \ context :: instance_by_id ( $ this -> contextids [ $ this -> iteratorposition ] ) ; } catch ( \ Exception $ e ) { // Remove this context. unset ( $ this -> contextids [ $ this -> iteratorposition ] ) ; // Check to see if there are any more contexts left. if ( $ this -> count ( ) ) { // Move the pointer to the next record and try again. $ this -> next ( ) ; $ context = $ this -> current ( ) ; } else { // There are no more context ids left. return ; } } return $ context ; }
docstring: Return the current context.
  
  @return  \context
docstring_tokens: Return the current context .