Method assignment_expression

core/src/renderer/js/ast.rs:316–332

ShiftExpression ::= AdditiveExpression ( ShiftOperator AdditiveExpression ) RelationalExpression ::= ShiftExpression ( RelationalOperator ShiftExpression ) EqualityExpression ::= RelationalExpression ( EqualityOperator RelationalExpression ) BitwiseANDExpression ::= EqualityExpression ( BitwiseANDOperator EqualityExpression ) BitwiseXORExpression ::= BitwiseANDExpression ( BitwiseXOROperator Bitw

(&mut self)

    /// AssignmentExpression ::= ( LeftHandSideExpression AssignmentOperator AssignmentExpression
    ///                          | ConditionalExpression )
    fn assignment_expression(&mut self) -> Option<Rc<Node>> {
        let expr = self.additive_expression();

        let t = match self.t.peek() {
            Some(token) => token,
            None => return expr,
        };

        match t {
            Token::Punctuator('=') => {
                // consume '='
                assert!(self.t.next().is_some());
                Node::new_assignment_expression('=', expr, self.assignment_expression())
            }
            _ => expr,
        }
    }

    /// Identifier ::= <IDENTIFIER_NAME>
    fn identifier(&mut self) -> Option<Rc<Node>> {