linter-bundle/stylelint/plugins/stylelint-15.11.0-stylistic/utils/addEmptyLineAfter.mjs

Ready-to use bundle of linting tools, containing configurations for ESLint, stylelint and markdownlint.

// @ts-nocheck

/**
 * Add an empty line after a node. Mutates the node.
 *
 * @template {import('postcss').Rule | import('postcss').AtRule} T
 * @param {T} node
 * @param {string} newline
 * @returns {T}
 */
export default function addEmptyLineAfter (node, newline) {
	const { raws } = node;

	if (typeof raws.after !== 'string') {
		return node;
	}

	const spaces = raws.after.split(';');
	const after = spaces[spaces.length - 1] || '';

	if (!(/\r?\n/u).test(after)) {
		raws.after += newline.repeat(2);
	}
	else {
		raws.after = raws.after.replace(/(\r?\n)/u, `${newline}$1`);
	}

	return node;
}