function parseLiteral()

in src/impl/parser.ts [493:520]

• 26 lines of code
• 6 McCabe index (conditional complexity)

	function parseLiteral(): boolean {
		switch (_scanner.getToken()) {
			case SyntaxKind.NumericLiteral:
				const tokenValue = _scanner.getTokenValue();
				let value = Number(tokenValue);

				if (isNaN(value)) {
					handleError(ParseErrorCode.InvalidNumberFormat);
					value = 0;
				}

				onLiteralValue(value);
				break;
			case SyntaxKind.NullKeyword:
				onLiteralValue(null);
				break;
			case SyntaxKind.TrueKeyword:
				onLiteralValue(true);
				break;
			case SyntaxKind.FalseKeyword:
				onLiteralValue(false);
				break;
			default:
				return false;
		}
		scanNext();
		return true;
	}