original_string: protected function coerceString($value)
      {
          if ($value[0] === Type::T_STRING) {
              return $value;
          }
  
          return [Type::T_STRING, '', [$this->compileValue($value)]];
      }
code: protected function coerceString($value)
      {
          if ($value[0] === Type::T_STRING) {
              return $value;
          }
  
          return [Type::T_STRING, '', [$this->compileValue($value)]];
      }
code_tokens: protected function coerceString ( $ value ) { if ( $ value [ 0 ] === Type :: T_STRING ) { return $ value ; } return [ Type :: T_STRING , '' , [ $ this -> compileValue ( $ value ) ] ] ; }
docstring: Coerce value to string
  
  @param array $value
  
  @return array|null
docstring_tokens: Coerce value to string