railt/graphql

/**
 * --------------------------------------------------------------------------
 *  GraphQL Boolean Value
 * --------------------------------------------------------------------------
 *
 * The two keywords true and false represent the two boolean values.
 *
 * @see https://facebook.github.io/graphql/June2018/#sec-Boolean-Value
 */

BoolLiteral -> {
    return Expr\Literal\BoolLiteralNode::parse($children->getValue());
}
  : <T_FALSE>
  | <T_TRUE>
  ;