aaac7fed
 liuqimichale
add
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'use strict';
exports.__esModule = true;
var _postcss = require('postcss');
var _postcss2 = _interopRequireDefault(_postcss);
var _postcssValueParser = require('postcss-value-parser');
var _postcssValueParser2 = _interopRequireDefault(_postcssValueParser);
var _evenValues = require('./evenValues');
var _evenValues2 = _interopRequireDefault(_evenValues);
var _getMatch = require('./getMatch');
var _getMatch2 = _interopRequireDefault(_getMatch);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
* Specification: https://drafts.csswg.org/css-display/#the-display-properties
*/
var mappings = [['block', ['block', 'flow']], ['flow-root', ['block', 'flow-root']], ['inline', ['inline', 'flow']], ['inline-block', ['inline', 'flow-root']], ['run-in', ['run-in', 'flow']], ['list-item', ['list-item', 'block', 'flow']], ['inline-list-item', ['list-item', 'inline', 'flow']], ['flex', ['block', 'flex']], ['inline-flex', ['inline', 'flex']], ['grid', ['block', 'grid']], ['inline-grid', ['inline', 'grid']], ['ruby', ['inline', 'ruby']], ['table', ['block', 'table']], ['inline-table', ['inline', 'table']], ['table-cell', ['table-cell', 'flow']], ['table-caption', ['table-caption', 'flow']], ['ruby-base', ['ruby-base', 'flow']], ['ruby-text', ['ruby-text', 'flow']]];
var getMatch = (0, _getMatch2.default)(mappings);
function transform(node) {
var _valueParser = (0, _postcssValueParser2.default)(node.value),
nodes = _valueParser.nodes;
if (nodes.length === 1) {
return;
}
var match = getMatch(nodes.filter(_evenValues2.default).map(function (n) {
return n.value;
}));
if (match.length) {
node.value = match[0][0];
}
}
var plugin = _postcss2.default.plugin('cssnano-reduce-display-values', function () {
return function (css) {
return css.walkDecls('display', transform);
};
});
plugin.mappings = mappings;
exports.default = plugin;
module.exports = exports['default'];
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