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- 'use strict';
-
- function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
-
- var postcss = _interopDefault(require('postcss'));
-
- function _toArray(arr) {
- return _arrayWithHoles(arr) || _iterableToArray(arr) || _nonIterableRest();
- }
-
- function _arrayWithHoles(arr) {
- if (Array.isArray(arr)) return arr;
- }
-
- function _iterableToArray(iter) {
- if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter);
- }
-
- function _nonIterableRest() {
- throw new TypeError("Invalid attempt to destructure non-iterable instance");
- }
-
- const space = postcss.list.space; // overflow shorthand property matcher
-
- const overflowPropertyRegExp = /^overflow$/i;
- var index = postcss.plugin('postcss-overflow-shorthand', opts => {
- const preserve = 'preserve' in Object(opts) ? Boolean(opts.preserve) : true;
- return root => {
- // for each overflow declaration
- root.walkDecls(overflowPropertyRegExp, decl => {
- // split the declaration values
- const _space = space(decl.value),
- _space2 = _toArray(_space),
- overflowX = _space2[0],
- overflowY = _space2[1],
- invalidatingValues = _space2.slice(2); // if there are two values, but no invalidating values
-
-
- if (overflowY && !invalidatingValues.length) {
- // insert the overflow-* longhand declarations
- decl.cloneBefore({
- prop: `${decl.prop}-x`,
- value: overflowX
- });
- decl.cloneBefore({
- prop: `${decl.prop}-y`,
- value: overflowY
- }); // conditionally remove the original declaration
-
- if (!preserve) {
- decl.remove();
- }
- }
- });
- };
- });
-
- module.exports = index;
- //# sourceMappingURL=index.cjs.js.map
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