Function _consumeAnIdentSequence

lib/css/syntax.js:471–488

(input, pos)

 * @returns {number} position just past the last ident-sequence code point
 */
const _consumeAnIdentSequence = (input, pos) => {
	// Hot loop (every ident, at-keyword, hash, function name, unit). Both checks
	// are inlined from `_isIdentCodePoint` / `_ifTwoCodePointsAreValidEscape`: the
	// ASCII ident test is a single table load, and the escape test reads the
	// following code point only when `cc` is a `\` (rare) instead of eagerly.
	for (;;) {
		const cc = input.charCodeAt(pos);
		pos++;
		if (cc < 128 ? _identCharTable[cc] === 1 : _isIdentStartCodePointCC(cc)) {
			continue;
		}
		if (cc === CC_REVERSE_SOLIDUS && !_isNewline(input.charCodeAt(pos))) {
			pos = _consumeAnEscapedCodePoint(input, pos);
			continue;
		}
		return pos - 1;
	}
};

/**
 * @param {number} cc char code