original_string: public function key($name): string {
          if ( ! isset($this->details[$name])) {
              throw new CryptographicDetailsDoNotContainKey($name);
          }
          return $this->details[$name];
      }
code: public function key($name): string {
          if ( ! isset($this->details[$name])) {
              throw new CryptographicDetailsDoNotContainKey($name);
          }
          return $this->details[$name];
      }
code_tokens: public function key ( $ name ) : string { if ( ! isset ( $ this -> details [ $ name ] ) ) { throw new CryptographicDetailsDoNotContainKey ( $ name ) ; } return $ this -> details [ $ name ] ; }
docstring: get the value for a key from the cryptographic details
  
  @param $name
  @return string
  @throws CryptographicDetailsDoNotContainKey
docstring_tokens: get the value for a key from the cryptographic details