Method parseObjectPropertyKey

src/parser.ts:790–826

()

    }

    parseObjectPropertyKey(): Node.PropertyKey {
        const node = this.createNode();
        const token = this.nextToken();

        let key: Node.PropertyKey;
        switch (token.type) {
            case Token.StringLiteral:
            case Token.NumericLiteral:
                if (this.context.strict && token.octal) {
                    this.tolerateUnexpectedToken(token, Messages.StrictOctalLiteral);
                }
                const raw = this.getTokenRaw(token);
                key = this.finalize(node, new Node.Literal(token.value as string, raw));
                break;

            case Token.Identifier:
            case Token.BooleanLiteral:
            case Token.NullLiteral:
            case Token.Keyword:
                key = this.finalize(node, new Node.Identifier(token.value));
                break;

            case Token.Punctuator:
                if (token.value === '[') {
                    key = this.isolateCoverGrammar(this.parseAssignmentExpression);
                    this.expect(']');
                } else {
                    key = this.throwUnexpectedToken(token);
                }
                break;

            default:
                key = this.throwUnexpectedToken(token);
        }

        return key;
    }

    isPropertyKey(key, value) {
        return (key.type === Syntax.Identifier && key.name === value) ||