44 lines
1.6 KiB
JavaScript
44 lines
1.6 KiB
JavaScript
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.nesting = exports.default = void 0;
|
|
var _postcssIsPseudoClass = _interopRequireDefault(require("@csstools/postcss-is-pseudo-class"));
|
|
var _postcssNesting = _interopRequireDefault(require("postcss-nesting"));
|
|
var _postcss_plugin = _interopRequireDefault(require("../helpers/postcss_plugin"));
|
|
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
|
|
/** @module */
|
|
|
|
const {
|
|
Rule: applyPostCSSNesting
|
|
} = (0, _postcssNesting.default)();
|
|
const matcher = /:is\((?:section|:root)\b/;
|
|
const nesting = exports.nesting = (0, _postcss_plugin.default)('marpit-postcss-nesting', () => (root, helpers) => {
|
|
const rules = [];
|
|
|
|
// Note: Use walk instead of walkRules to include nested rules
|
|
root.walk(node => {
|
|
if (node.type !== 'rule') return;
|
|
rules.push(node);
|
|
node.__marpitNestingOriginalSelector = node.selector;
|
|
});
|
|
|
|
// Apply postcss-nesting
|
|
root.walkRules(rule => applyPostCSSNesting(rule, helpers));
|
|
const {
|
|
Rule: applyPostCSSIsPseudoClass
|
|
} = (0, _postcssIsPseudoClass.default)({
|
|
onComplexSelector: 'warning'
|
|
}).prepare();
|
|
for (const rule of rules) {
|
|
if (rule.__marpitNestingOriginalSelector !== rule.selector && matcher.test(rule.selector)) {
|
|
// Apply postcss-is-pseudo-class only to transformed rules that is
|
|
// including `:is() selector starting from `section` element or `:root`
|
|
// pseudo-class
|
|
applyPostCSSIsPseudoClass(rule, helpers);
|
|
}
|
|
delete rule.__marpitNestingOriginalSelector;
|
|
}
|
|
});
|
|
var _default = exports.default = nesting; |