rx-player
Version:
Canal+ HTML5 Video Player
63 lines (62 loc) • 2.37 kB
JavaScript
"use strict";
/**
* Copyright 2015 CANAL+ Group
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var noop_1 = require("../../../../../utils/noop");
/**
* Maintains a stack of children and attributes parsers, to easily parse
* the very hierarchical MPDs.
*
* This class allows to easily push and pop such parsers once nodes are
* respectively opened and closed.
*
* @class ParsersStack
*/
var ParsersStack = /** @class */ (function () {
function ParsersStack() {
this._currentNodeId = null;
this.childrenParser = noop_1.default;
this.attributeParser = noop_1.default;
this._stack = [{ nodeId: null, children: noop_1.default, attribute: noop_1.default }];
}
ParsersStack.prototype.pushParsers = function (nodeId, childrenParser, attrParser) {
this._currentNodeId = nodeId;
this.childrenParser = childrenParser;
this.attributeParser = attrParser;
this._stack.push({
nodeId: nodeId,
attribute: attrParser,
children: childrenParser,
});
};
ParsersStack.prototype.popIfCurrent = function (idToPop) {
if (this._currentNodeId !== idToPop) {
return;
}
this._stack.pop();
var _a = this._stack[this._stack.length - 1], nodeId = _a.nodeId, children = _a.children, attribute = _a.attribute;
this._currentNodeId = nodeId;
this.attributeParser = attribute;
this.childrenParser = children;
};
ParsersStack.prototype.reset = function () {
this.childrenParser = noop_1.default;
this.attributeParser = noop_1.default;
this._stack = [{ nodeId: null, children: noop_1.default, attribute: noop_1.default }];
};
return ParsersStack;
}());
exports.default = ParsersStack;