app/node_modules/mathjax-full/js/input/tex/braket/BraketItems.js

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        if (typeof b !== "function" && b !== null)
            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.BraketItem = void 0;
var StackItem_js_1 = require("../StackItem.js");
var MmlNode_js_1 = require("../../../core/MmlTree/MmlNode.js");
var ParseUtil_js_1 = __importDefault(require("../ParseUtil.js"));
var BraketItem = (function (_super) {
    __extends(BraketItem, _super);
    function BraketItem() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    Object.defineProperty(BraketItem.prototype, "kind", {
        get: function () {
            return 'braket';
        },
        enumerable: false,
        configurable: true
    });
    Object.defineProperty(BraketItem.prototype, "isOpen", {
        get: function () {
            return true;
        },
        enumerable: false,
        configurable: true
    });
    BraketItem.prototype.checkItem = function (item) {
        if (item.isKind('close')) {
            return [[this.factory.create('mml', this.toMml())], true];
        }
        if (item.isKind('mml')) {
            this.Push(item.toMml());
            if (this.getProperty('single')) {
                return [[this.toMml()], true];
            }
            return StackItem_js_1.BaseItem.fail;
        }
        return _super.prototype.checkItem.call(this, item);
    };
    BraketItem.prototype.toMml = function () {
        var inner = _super.prototype.toMml.call(this);
        var open = this.getProperty('open');
        var close = this.getProperty('close');
        if (this.getProperty('stretchy')) {
            return ParseUtil_js_1.default.fenced(this.factory.configuration, open, inner, close);
        }
        var attrs = { fence: true, stretchy: false, symmetric: true, texClass: MmlNode_js_1.TEXCLASS.OPEN };
        var openNode = this.create('token', 'mo', attrs, open);
        attrs.texClass = MmlNode_js_1.TEXCLASS.CLOSE;
        var closeNode = this.create('token', 'mo', attrs, close);
        var mrow = this.create('node', 'mrow', [openNode, inner, closeNode], { open: open, close: close, texClass: MmlNode_js_1.TEXCLASS.INNER });
        return mrow;
    };
    return BraketItem;
}(StackItem_js_1.BaseItem));
exports.BraketItem = BraketItem;
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