flow like the river

BACK_BACK/node_modules/postcss-normalize-display-values/dist/index.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+
+var _postcss = require("postcss");
+
+var _postcss2 = _interopRequireDefault(_postcss);
+
+var _postcssValueParser = require("postcss-value-parser");
+
+var _postcssValueParser2 = _interopRequireDefault(_postcssValueParser);
+
+var _cssnanoUtilGetMatch = require("cssnano-util-get-match");
+
+var _cssnanoUtilGetMatch2 = _interopRequireDefault(_cssnanoUtilGetMatch);
+
+var _map = require("./lib/map");
+
+var _map2 = _interopRequireDefault(_map);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const getMatch = (0, _cssnanoUtilGetMatch2.default)(_map2.default);
+
+function evenValues(list, index) {
+    return index % 2 === 0;
+}
+
+exports.default = _postcss2.default.plugin("postcss-normalize-display-values", () => {
+    return css => {
+        const cache = {};
+
+        css.walkDecls(/display/i, decl => {
+            const value = decl.value;
+
+            if (cache[value]) {
+                decl.value = cache[value];
+
+                return;
+            }
+
+            const { nodes } = (0, _postcssValueParser2.default)(value);
+
+            if (nodes.length === 1) {
+                cache[value] = value;
+
+                return;
+            }
+
+            const match = getMatch(nodes.filter(evenValues).map(n => n.value.toLowerCase()));
+
+            if (!match) {
+                cache[value] = value;
+
+                return;
+            }
+
+            const result = match;
+
+            decl.value = result;
+            cache[value] = result;
+        });
+    };
+});
+module.exports = exports["default"];