@mousepox/util/dist/cjs/Collection.js

Miscellaneous utilities

"use strict";
var __values = (this && this.__values) || function(o) {
    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
    if (m) return m.call(o);
    if (o && typeof o.length === "number") return {
        next: function () {
            if (o && i >= o.length) o = void 0;
            return { value: o && o[i++], done: !o };
        }
    };
    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
var __read = (this && this.__read) || function (o, n) {
    var m = typeof Symbol === "function" && o[Symbol.iterator];
    if (!m) return o;
    var i = m.call(o), r, ar = [], e;
    try {
        while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
    }
    catch (error) { e = { error: error }; }
    finally {
        try {
            if (r && !r.done && (m = i["return"])) m.call(i);
        }
        finally { if (e) throw e.error; }
    }
    return ar;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Collection = void 0;
var Signal_1 = require("./Signal");
var Collection = (function () {
    function Collection() {
        this.onAdd = new Signal_1.Signal();
        this.onRemove = new Signal_1.Signal();
        this.things = new Map();
    }
    Object.defineProperty(Collection.prototype, "size", {
        get: function () {
            return this.things.size;
        },
        enumerable: false,
        configurable: true
    });
    Collection.prototype.clear = function () {
        this.things.clear();
    };
    Collection.prototype.dispose = function () {
        this.onAdd.purge();
        this.onRemove.purge();
        this.clear();
    };
    Collection.prototype.add = function (key, thing) {
        this.things.set(key, thing);
        this.onAdd.emit(thing);
    };
    Collection.prototype.remove = function (key) {
        var thing = this.things.get(key);
        if (thing !== undefined) {
            this.things.delete(key);
            this.onRemove.emit(thing);
        }
    };
    Collection.prototype.get = function (key) {
        return this.things.get(key);
    };
    Collection.prototype.each = function (fn, filter) {
        var e_1, _a;
        try {
            for (var _b = __values(this.things), _c = _b.next(); !_c.done; _c = _b.next()) {
                var _d = __read(_c.value, 2), key = _d[0], thing = _d[1];
                if (filter === undefined || filter(thing)) {
                    fn(thing, key);
                }
            }
        }
        catch (e_1_1) { e_1 = { error: e_1_1 }; }
        finally {
            try {
                if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
            }
            finally { if (e_1) throw e_1.error; }
        }
    };
    Collection.prototype.count = function (filter) {
        var e_2, _a;
        var count = 0;
        try {
            for (var _b = __values(this.things), _c = _b.next(); !_c.done; _c = _b.next()) {
                var _d = __read(_c.value, 2), thing = _d[1];
                if (filter(thing)) {
                    count++;
                }
            }
        }
        catch (e_2_1) { e_2 = { error: e_2_1 }; }
        finally {
            try {
                if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
            }
            finally { if (e_2) throw e_2.error; }
        }
        return count;
    };
    Collection.prototype.filter = function (filter) {
        var e_3, _a;
        var things = [];
        try {
            for (var _b = __values(this.things), _c = _b.next(); !_c.done; _c = _b.next()) {
                var _d = __read(_c.value, 2), thing = _d[1];
                if (filter === undefined || filter(thing)) {
                    things.push(thing);
                }
            }
        }
        catch (e_3_1) { e_3 = { error: e_3_1 }; }
        finally {
            try {
                if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
            }
            finally { if (e_3) throw e_3.error; }
        }
        return things;
    };
    Collection.prototype.first = function (filter) {
        var e_4, _a;
        try {
            for (var _b = __values(this.things), _c = _b.next(); !_c.done; _c = _b.next()) {
                var _d = __read(_c.value, 2), thing = _d[1];
                if (filter(thing)) {
                    return thing;
                }
            }
        }
        catch (e_4_1) { e_4 = { error: e_4_1 }; }
        finally {
            try {
                if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
            }
            finally { if (e_4) throw e_4.error; }
        }
    };
    return Collection;
}());
exports.Collection = Collection;