uapte

node_modules/postcss-colormin/dist/index.js

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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 _colormin = require('colormin');
+
+var _colormin2 = _interopRequireDefault(_colormin);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function reduceWhitespaces(decl) {
+    decl.value = (0, _postcssValueParser2.default)(decl.value).walk(function (node) {
+        if (node.type === 'function' || node.type === 'div') {
+            node.before = node.after = '';
+        }
+    }).toString();
+}
+
+function walk(parent, callback) {
+    parent.nodes.forEach(function (node, index) {
+        var bubble = callback(node, index, parent);
+        if (node.nodes && bubble !== false) {
+            walk(node, callback);
+        }
+    });
+}
+
+function transform(decl, opts) {
+    if (decl.prop === '-webkit-tap-highlight-color') {
+        if (decl.value === 'inherit' || decl.value === 'transparent') {
+            return;
+        }
+        reduceWhitespaces(decl);
+        return;
+    }
+    if (/^(composes|font|filter)/i.test(decl.prop)) {
+        return;
+    }
+    var ast = (0, _postcssValueParser2.default)(decl.value);
+    walk(ast, function (node, index, parent) {
+        if (node.type === 'function') {
+            if (/^(rgb|hsl)a?$/.test(node.value)) {
+                var value = node.value;
+
+                node.value = (0, _colormin2.default)((0, _postcssValueParser.stringify)(node), opts);
+                node.type = 'word';
+                var next = parent.nodes[index + 1];
+                if (node.value !== value && next && next.type === 'word') {
+                    parent.nodes.splice(index + 1, 0, { type: 'space', value: ' ' });
+                }
+            } else if (node.value === 'calc') {
+                return false;
+            }
+        } else {
+            node.value = (0, _colormin2.default)(node.value, opts);
+        }
+    });
+    decl.value = ast.toString();
+}
+
+exports.default = _postcss2.default.plugin('postcss-colormin', function () {
+    var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+
+    return function (css) {
+        return css.walkDecls(function (node) {
+            return transform(node, opts);
+        });
+    };
+});
+module.exports = exports['default'];