plotboilerplate
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A simple javascript plotting boilerplate for 2d stuff.
63 lines • 2.27 kB
JavaScript
;
/**
* Approach to observe objects from other scripts to be initialized.
*
* @author Ikaros Kappler
* @date 2024-07-08
* @version 1.0.0
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.InitializationObserver = void 0;
var InitializationObserver = /** @class */ (function () {
function InitializationObserver(timeout, timeoutMessage) {
var _this = this;
this._acceptRejectPairs = [];
this._timeoutMessage = timeoutMessage !== null && timeoutMessage !== void 0 ? timeoutMessage : null;
globalThis.setTimeout(function () {
var _a;
if (_this._isInitialized) {
return; // NOOP
}
// else
if (!_this._timeoutMessage) {
console.warn("Failed to initialize object. Reason unknown.");
}
_this._fireReject((_a = _this._timeoutMessage) !== null && _a !== void 0 ? _a : null);
}, timeout);
}
InitializationObserver.prototype.accept = function (value) {
if (this._isInitialized) {
return;
}
this._isInitialized = true;
this._initializedValue = value;
this._fireAccept(value);
};
InitializationObserver.prototype._fireAccept = function (value) {
this._acceptRejectPairs.forEach(function (pair) {
pair.accept(value);
});
};
InitializationObserver.prototype._fireReject = function (error) {
this._acceptRejectPairs.forEach(function (pair) {
pair.reject(error);
});
};
InitializationObserver.prototype.waitForInitialized = function () {
var _self = this;
// If the value is already present, then accept immediately
if (_self._isInitialized) {
return new Promise(function (accept, reject) {
accept(_self._initializedValue);
});
}
else {
return new Promise(function (accept, reject) {
_self._acceptRejectPairs.push({ accept: accept, reject: reject });
});
}
};
return InitializationObserver;
}());
exports.InitializationObserver = InitializationObserver;
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