@efficientcss/stylelint-config-ecss/plugins/utils/syntax-extension/sass/SassNamespace.js

Linting rules for EfficientCSS

import { tokenTypes } from 'css-tree';

const FUNCTION = tokenTypes.Function;
const IDENT = tokenTypes.Ident;
const DOLLARSIGN = 0x0024; // U+0024 DOLLAR SIGN ($)
const FULLSTOP = 0x002E;   // U+002E FULL STOP (.)

function consumeRaw() {
	return this.createSingleNodeList(
		this.Raw(this.tokenIndex, null, false)
	);
}

export const name = 'SassNamespace';
export const structure = {
	name: 'Identifier',
	member: ['Function', 'Ident']
};
export function parse() {
	const start = this.tokenStart;
	const name = this.consume(IDENT);
	let member;

	this.eatDelim(FULLSTOP);

	switch (this.tokenType) {
		case FUNCTION:
			member = this.Function(consumeRaw, this.scope.Value);
			break;

		default:
			if (this.isDelim(DOLLARSIGN)) {
				member = this.SassVariable();
			} else {
				this.error('Function or ident expected');
			}
	}

	return {
		type: 'SassNamespace',
		loc: this.getLocation(start, this.tokenEnd),
		name,
		member
	};
}