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node_modules/postcss-selector-parser/dist/processor.js

@@ -1,10 +1,8 @@
-'use strict';
+"use strict";
 
 exports.__esModule = true;
 
-var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
-
-var _parser = require('./parser');
+var _parser = require("./parser");
 
 var _parser2 = _interopRequireDefault(_parser);
 
@@ -13,37 +11,175 @@ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { de
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 var Processor = function () {
-    function Processor(func) {
+    function Processor(func, options) {
         _classCallCheck(this, Processor);
 
         this.func = func || function noop() {};
-        return this;
+        this.funcRes = null;
+        this.options = options;
     }
 
-    Processor.prototype.process = function process(selectors) {
+    Processor.prototype._shouldUpdateSelector = function _shouldUpdateSelector(rule) {
         var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
 
-        var input = new _parser2.default({
-            css: selectors,
-            error: function error(e) {
-                throw new Error(e);
-            },
-            options: options
-        });
-        this.res = input;
-        this.func(input);
-        return this;
+        var merged = Object.assign({}, this.options, options);
+        if (merged.updateSelector === false) {
+            return false;
+        } else {
+            return typeof rule !== "string";
+        }
     };
 
-    _createClass(Processor, [{
-        key: 'result',
-        get: function get() {
-            return String(this.res);
+    Processor.prototype._isLossy = function _isLossy() {
+        var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+
+        var merged = Object.assign({}, this.options, options);
+        if (merged.lossless === false) {
+            return true;
+        } else {
+            return false;
         }
-    }]);
+    };
+
+    Processor.prototype._root = function _root(rule) {
+        var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+
+        var parser = new _parser2.default(rule, this._parseOptions(options));
+        return parser.root;
+    };
+
+    Processor.prototype._parseOptions = function _parseOptions(options) {
+        return {
+            lossy: this._isLossy(options)
+        };
+    };
+
+    Processor.prototype._run = function _run(rule) {
+        var _this = this;
+
+        var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+
+        return new Promise(function (resolve, reject) {
+            try {
+                var root = _this._root(rule, options);
+                Promise.resolve(_this.func(root)).then(function (transform) {
+                    var string = undefined;
+                    if (_this._shouldUpdateSelector(rule, options)) {
+                        string = root.toString();
+                        rule.selector = string;
+                    }
+                    return { transform: transform, root: root, string: string };
+                }).then(resolve, reject);
+            } catch (e) {
+                reject(e);
+                return;
+            }
+        });
+    };
+
+    Processor.prototype._runSync = function _runSync(rule) {
+        var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+
+        var root = this._root(rule, options);
+        var transform = this.func(root);
+        if (transform && typeof transform.then === "function") {
+            throw new Error("Selector processor returned a promise to a synchronous call.");
+        }
+        var string = undefined;
+        if (options.updateSelector && typeof rule !== "string") {
+            string = root.toString();
+            rule.selector = string;
+        }
+        return { transform: transform, root: root, string: string };
+    };
+
+    /**
+     * Process rule into a selector AST.
+     *
+     * @param rule {postcss.Rule | string} The css selector to be processed
+     * @param options The options for processing
+     * @returns {Promise<parser.Root>} The AST of the selector after processing it.
+     */
+
+
+    Processor.prototype.ast = function ast(rule, options) {
+        return this._run(rule, options).then(function (result) {
+            return result.root;
+        });
+    };
+
+    /**
+     * Process rule into a selector AST synchronously.
+     *
+     * @param rule {postcss.Rule | string} The css selector to be processed
+     * @param options The options for processing
+     * @returns {parser.Root} The AST of the selector after processing it.
+     */
+
+
+    Processor.prototype.astSync = function astSync(rule, options) {
+        return this._runSync(rule, options).root;
+    };
+
+    /**
+     * Process a selector into a transformed value asynchronously
+     *
+     * @param rule {postcss.Rule | string} The css selector to be processed
+     * @param options The options for processing
+     * @returns {Promise<any>} The value returned by the processor.
+     */
+
+
+    Processor.prototype.transform = function transform(rule, options) {
+        return this._run(rule, options).then(function (result) {
+            return result.transform;
+        });
+    };
+
+    /**
+     * Process a selector into a transformed value synchronously.
+     *
+     * @param rule {postcss.Rule | string} The css selector to be processed
+     * @param options The options for processing
+     * @returns {any} The value returned by the processor.
+     */
+
+
+    Processor.prototype.transformSync = function transformSync(rule, options) {
+        return this._runSync(rule, options).transform;
+    };
+
+    /**
+     * Process a selector into a new selector string asynchronously.
+     *
+     * @param rule {postcss.Rule | string} The css selector to be processed
+     * @param options The options for processing
+     * @returns {string} the selector after processing.
+     */
+
+
+    Processor.prototype.process = function process(rule, options) {
+        return this._run(rule, options).then(function (result) {
+            return result.string || result.root.toString();
+        });
+    };
+
+    /**
+     * Process a selector into a new selector string synchronously.
+     *
+     * @param rule {postcss.Rule | string} The css selector to be processed
+     * @param options The options for processing
+     * @returns {string} the selector after processing.
+     */
+
+
+    Processor.prototype.processSync = function processSync(rule, options) {
+        var result = this._runSync(rule, options);
+        return result.string || result.root.toString();
+    };
 
     return Processor;
 }();
 
 exports.default = Processor;
-module.exports = exports['default'];
+module.exports = exports["default"];