"use strict";
exports.__esModule = true;
exports["default"] = void 0;
var _parser = _interopRequireDefault(require("./parser"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
var Processor = /*#__PURE__*/function () {
function Processor(func, options) {
this.func = func || function noop() {};
this.funcRes = null;
this.options = options;
}
var _proto = Processor.prototype;
_proto._shouldUpdateSelector = function _shouldUpdateSelector(rule, options) {
if (options === void 0) {
options = {};
}
var merged = Object.assign({}, this.options, options);
if (merged.updateSelector === false) {
return false;
} else {
return typeof rule !== "string";
}
};
_proto._isLossy = function _isLossy(options) {
if (options === void 0) {
options = {};
}
var merged = Object.assign({}, this.options, options);
if (merged.lossless === false) {
return true;
} else {
return false;
}
};
_proto._root = function _root(rule, options) {
if (options === void 0) {
options = {};
}
var parser = new _parser["default"](rule, this._parseOptions(options));
return parser.root;
};
_proto._parseOptions = function _parseOptions(options) {
return {
lossy: this._isLossy(options)
};
};
_proto._run = function _run(rule, options) {
var _this = this;
if (options === void 0) {
options = {};
}
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;
}
});
};
_proto._runSync = function _runSync(rule, options) {
if (options === void 0) {
options = {};
}
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} The AST of the selector after processing it.
*/
;
_proto.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.
*/
;
_proto.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} The value returned by the processor.
*/
;
_proto.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.
*/
;
_proto.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.
*/
;
_proto.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.
*/
;
_proto.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;