Method _parseShiftExpression

server/src/parser/parser.ts:1491–1505

()

    // shift_expr: arith_expr (('<<'|'>>') arith_expr)*
    private _parseShiftExpression(): ExpressionNode {
        let leftExpr = this._parseAirthmeticExpression();
        if (leftExpr instanceof ErrorExpressionNode) {
            return leftExpr;
        }

        let nextOperator = this._peekOperatorType();
        if (nextOperator === OperatorType.LeftShift || nextOperator === OperatorType.RightShift) {
            this._getNextToken();
            let rightExpr = this._parseShiftExpression();
            return new BinaryExpressionNode(leftExpr, rightExpr, nextOperator);
        }

        return leftExpr;
    }

    // arith_expr: term (('+'|'-') term)*
    private _parseAirthmeticExpression(): ExpressionNode {