Method parseExponentiationExpression

src/parser.ts:1422–1436

()

    }

    parseExponentiationExpression(): Node.Expression {
        const startToken = this.lookahead;

        let expr = this.inheritCoverGrammar(this.parseUnaryExpression);
        if (expr.type !== Syntax.UnaryExpression && this.match('**')) {
            this.nextToken();
            this.context.isAssignmentTarget = false;
            this.context.isBindingElement = false;
            const left = expr;
            const right = this.isolateCoverGrammar(this.parseExponentiationExpression);
            expr = this.finalize(this.startNode(startToken), new Node.BinaryExpression('**', left, right));
        }

        return expr;
    }

    // https://tc39.github.io/ecma262/#sec-exp-operator
    // https://tc39.github.io/ecma262/#sec-multiplicative-operators