diff --git a/CHANGELOG.md b/CHANGELOG.md index be45c61f..c6365437 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -3,6 +3,8 @@ ## X.X.X (comming soon) +## 4.10.0 (3 February 2022) + - Improve error message when calling `postMessage` to a closed channel. ## 4.9.0 (23 December 2021) diff --git a/dist/es5node/broadcast-channel.js b/dist/es5node/broadcast-channel.js index 8e6cefcd..8f3fc9bf 100644 --- a/dist/es5node/broadcast-channel.js +++ b/dist/es5node/broadcast-channel.js @@ -115,7 +115,13 @@ function enforceOptions(options) { BroadcastChannel.prototype = { postMessage: function postMessage(msg) { if (this.closed) { - throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed'); + throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed ' + + /** + * In the past when this error appeared, it was realy hard to debug. + * So now we log the msg together with the error so it at least + * gives some clue about where in your application this happens. + */ + JSON.stringify(msg)); } return _post(this, 'message', msg); diff --git a/dist/esbrowser/broadcast-channel.js b/dist/esbrowser/broadcast-channel.js index fbc73866..09502c09 100644 --- a/dist/esbrowser/broadcast-channel.js +++ b/dist/esbrowser/broadcast-channel.js @@ -97,7 +97,13 @@ export function enforceOptions(options) { BroadcastChannel.prototype = { postMessage: function postMessage(msg) { if (this.closed) { - throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed'); + throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed ' + + /** + * In the past when this error appeared, it was realy hard to debug. + * So now we log the msg together with the error so it at least + * gives some clue about where in your application this happens. + */ + JSON.stringify(msg)); } return _post(this, 'message', msg); diff --git a/dist/esnode/broadcast-channel.js b/dist/esnode/broadcast-channel.js index fbc73866..09502c09 100644 --- a/dist/esnode/broadcast-channel.js +++ b/dist/esnode/broadcast-channel.js @@ -97,7 +97,13 @@ export function enforceOptions(options) { BroadcastChannel.prototype = { postMessage: function postMessage(msg) { if (this.closed) { - throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed'); + throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed ' + + /** + * In the past when this error appeared, it was realy hard to debug. + * So now we log the msg together with the error so it at least + * gives some clue about where in your application this happens. + */ + JSON.stringify(msg)); } return _post(this, 'message', msg); diff --git a/dist/lib/broadcast-channel.js b/dist/lib/broadcast-channel.js index 8e6cefcd..8f3fc9bf 100644 --- a/dist/lib/broadcast-channel.js +++ b/dist/lib/broadcast-channel.js @@ -115,7 +115,13 @@ function enforceOptions(options) { BroadcastChannel.prototype = { postMessage: function postMessage(msg) { if (this.closed) { - throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed'); + throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed ' + + /** + * In the past when this error appeared, it was realy hard to debug. + * So now we log the msg together with the error so it at least + * gives some clue about where in your application this happens. + */ + JSON.stringify(msg)); } return _post(this, 'message', msg); diff --git a/dist/lib/browser.js b/dist/lib/browser.js index 040216dc..cc4d7e2a 100644 --- a/dist/lib/browser.js +++ b/dist/lib/browser.js @@ -116,7 +116,13 @@ function enforceOptions(options) { BroadcastChannel.prototype = { postMessage: function postMessage(msg) { if (this.closed) { - throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed'); + throw new Error('BroadcastChannel.postMessage(): ' + 'Cannot post message after channel has closed ' + + /** + * In the past when this error appeared, it was realy hard to debug. + * So now we log the msg together with the error so it at least + * gives some clue about where in your application this happens. + */ + JSON.stringify(msg)); } return _post(this, 'message', msg); @@ -1686,31 +1692,19 @@ function _interopRequireDefault(obj) { }; } -module.exports = _interopRequireDefault; -module.exports["default"] = module.exports, module.exports.__esModule = true; +module.exports = _interopRequireDefault, module.exports.__esModule = true, module.exports["default"] = module.exports; },{}],14:[function(require,module,exports){ function _typeof(obj) { "@babel/helpers - typeof"; - if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { - module.exports = _typeof = function _typeof(obj) { - return typeof obj; - }; - - module.exports["default"] = module.exports, module.exports.__esModule = true; - } else { - module.exports = _typeof = function _typeof(obj) { - return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; - }; - - module.exports["default"] = module.exports, module.exports.__esModule = true; - } - - return _typeof(obj); + return (module.exports = _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { + return typeof obj; + } : function (obj) { + return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; + }, module.exports.__esModule = true, module.exports["default"] = module.exports), _typeof(obj); } -module.exports = _typeof; -module.exports["default"] = module.exports, module.exports.__esModule = true; +module.exports = _typeof, module.exports.__esModule = true, module.exports["default"] = module.exports; },{}],15:[function(require,module,exports){ },{}],16:[function(require,module,exports){ diff --git a/dist/lib/browser.min.js b/dist/lib/browser.min.js index 2a38b58d..f510fef9 100644 --- a/dist/lib/browser.min.js +++ b/dist/lib/browser.min.js @@ -1 +1 @@ -!function r(o,i,s){function a(t,e){if(!i[t]){if(!o[t]){var n="function"==typeof require&&require;if(!e&&n)return n(t,!0);if(u)return u(t,!0);throw(n=new Error("Cannot find module '"+t+"'")).code="MODULE_NOT_FOUND",n}n=i[t]={exports:{}},o[t][0].call(n.exports,function(e){return a(o[t][1][e]||e)},n,n.exports,r,o,i,s)}return i[t].exports}for(var u="function"==typeof 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e.fn===t});h(this,e,n)},close:function(){var e=this;if(!this.closed){s.delete(this),this.closed=!0;var t=this._prepP||o.PROMISE_RESOLVED_VOID;return this._onML=null,this._addEL.message=[],t.then(function(){return Promise.all(Array.from(e._uMP))}).then(function(){return Promise.all(e._befC.map(function(e){return e()}))}).then(function(){return e.method.close(e._state)})}},get type(){return this.method.type},get isClosed(){return this.closed}}},{"./method-chooser.js":6,"./options.js":11,"./util.js":12}],2:[function(e,t,n){"use strict";var r=e("./index.es5.js"),e=r.BroadcastChannel,r=r.createLeaderElection;window.BroadcastChannel2=e,window.createLeaderElection=r},{"./index.es5.js":3}],3:[function(e,t,n){"use strict";e=e("./index.js");t.exports={BroadcastChannel:e.BroadcastChannel,createLeaderElection:e.createLeaderElection,clearNodeFolder:e.clearNodeFolder,enforceOptions:e.enforceOptions,beLeader:e.beLeader}},{"./index.js":4}],4:[function(e,t,n){"use 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n(e){"leader"===e.context&&"apply"===e.action&&c(t,"tell"),"leader"!==e.context||"tell"!==e.action||t._dpLC||(t._dpLC=!0,t._dpL(),c(t,"tell"))}return t.broadcastChannel.addEventListener("internal",n),t._lstns.push(n),c(t,"tell")}o.prototype={applyOnce:function(s){var a=this;if(this.isLeader)return(0,u.sleep)(0,!0);if(this.isDead)return(0,u.sleep)(0,!1);if(1a.token&&t(),"tell"===e.action&&(t(),a.hasLeader=!0))}var t,n=!1,r=new Promise(function(e){t=function(){n=!0,e()}}),o=[];a.broadcastChannel.addEventListener("internal",e);var i=s?4*a._options.responseTime:a._options.responseTime;return c(a,"apply").then(function(){return Promise.race([(0,u.sleep)(i),r.then(function(){return Promise.reject(new Error)})])}).then(function(){return c(a,"apply")}).then(function(){return Promise.race([(0,u.sleep)(i),r.then(function(){return Promise.reject(new Error)})])}).catch(function(){}).then(function(){return 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this._lstns.forEach(function(e){return t.broadcastChannel.removeEventListener("internal",e)}),this._lstns=[],this._unl.forEach(function(e){return e.remove()}),this._unl=[],this.isLeader&&(this.hasLeader=!1,this.isLeader=!1),this.isDead=!0,c(this,"death")}}},{"./util.js":12,unload:20}],6:[function(e,t,n){"use strict";var r=e("@babel/runtime/helpers/interopRequireDefault");e("@babel/runtime/helpers/typeof");Object.defineProperty(n,"__esModule",{value:!0}),n.chooseMethod=function(t){var e=[].concat(t.methods,u).filter(Boolean);if(t.type){if("simulate"===t.type)return s.default;var n=e.find(function(e){return e.type===t.type});if(n)return n;throw new Error("method-type "+t.type+" not found")}t.webWorkerSupport||a.isNode||(e=e.filter(function(e){return"idb"!==e.type}));e=e.find(function(e){return e.canBeUsed()});{if(e)return e;throw new Error("No useable method found in "+JSON.stringify(u.map(function(e){return e.type})))}};var o=r(e("./methods/native.js")),i=r(e("./methods/indexed-db.js")),n=r(e("./methods/localstorage.js")),s=r(e("./methods/simulate.js")),a=e("./util");var u=[o.default,i.default,n.default]},{"./methods/indexed-db.js":7,"./methods/localstorage.js":8,"./methods/native.js":9,"./methods/simulate.js":10,"./util":12,"@babel/runtime/helpers/interopRequireDefault":13,"@babel/runtime/helpers/typeof":14}],7:[function(e,t,n){"use strict";Object.defineProperty(n,"__esModule",{value:!0}),n.averageResponseTime=y,n.canBeUsed=w,n.cleanOldMessages=p,n.close=b,n.create=m,n.createDatabase=c,n.default=void 0,n.getAllMessages=function(e){var n=e.transaction(a).objectStore(a),r=[];return new Promise(function(t){n.openCursor().onsuccess=function(e){e=e.target.result;e?(r.push(e.value),e.continue()):t(r)}})},n.getIdb=u,n.getMessagesHigherThan=d,n.getOldMessages=h,n.microSeconds=void 0,n.onMessage=g,n.postMessage=_,n.removeMessageById=f,n.type=void 0,n.writeMessage=l;var o=e("../util.js"),i=e("oblivious-set"),s=e("../options"),e=o.microSeconds;n.microSeconds=e;var r="pubkey.broadcast-channel-0-",a="messages";function u(){if("undefined"!=typeof indexedDB)return indexedDB;if("undefined"!=typeof window){if(void 0!==window.mozIndexedDB)return window.mozIndexedDB;if(void 0!==window.webkitIndexedDB)return window.webkitIndexedDB;if(void 0!==window.msIndexedDB)return window.msIndexedDB}return!1}function c(e){var n=u().open(r+e,1);return n.onupgradeneeded=function(e){e.target.result.createObjectStore(a,{keyPath:"id",autoIncrement:!0})},new Promise(function(e,t){n.onerror=function(e){return t(e)},n.onsuccess=function(){e(n.result)}})}function l(e,t,n){var r={uuid:t,time:(new Date).getTime(),data:n},o=e.transaction([a],"readwrite");return new Promise(function(e,t){o.oncomplete=function(){return e()},o.onerror=function(e){return t(e)},o.objectStore(a).add(r)})}function d(e,n){var r=e.transaction(a).objectStore(a),o=[];return new 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t={time:this.method.microSeconds(),fn:e};h(this,"message",this._onML),e&&"function"==typeof e?(this._onML=t,f(this,"message",t)):this._onML=null},addEventListener:function(e,t){var n=this.method.microSeconds();f(this,e,{time:n,fn:t})},removeEventListener:function(e,t){var n=this._addEL[e].find(function(e){return e.fn===t});h(this,e,n)},close:function(){var e,t=this;if(!this.closed)return a.delete(this),this.closed=!0,e=this._prepP||o.PROMISE_RESOLVED_VOID,this._onML=null,this._addEL.message=[],e.then(function(){return Promise.all(Array.from(t._uMP))}).then(function(){return Promise.all(t._befC.map(function(e){return e()}))}).then(function(){return t.method.close(t._state)})},get type(){return this.method.type},get isClosed(){return this.closed}}},{"./method-chooser.js":6,"./options.js":11,"./util.js":12}],2:[function(e,t,n){"use strict";var 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r=this;this.broadcastChannel=e,this._options=t,this.isLeader=!1,this.hasLeader=!1,this.isDead=!1,this.token=(0,u.randomToken)(),this._aplQ=u.PROMISE_RESOLVED_VOID,this._aplQC=0,this._unl=[],this._lstns=[],this._dpL=function(){},this._dpLC=!1;this.broadcastChannel.addEventListener("internal",n),this._lstns.push(n)};function c(e,t){t={context:"leader",action:t,token:e.token};return e.broadcastChannel.postInternal(t)}function l(t){t.isLeader=!0,t.hasLeader=!0;function e(e){"leader"===e.context&&"apply"===e.action&&c(t,"tell"),"leader"!==e.context||"tell"!==e.action||t._dpLC||(t._dpLC=!0,t._dpL(),c(t,"tell"))}var n=(0,r.add)(function(){return t.die()});t._unl.push(n);return t.broadcastChannel.addEventListener("internal",e),t._lstns.push(e),c(t,"tell")}o.prototype={applyOnce:function(s){var a=this;if(this.isLeader)return(0,u.sleep)(0,!0);if(this.isDead)return(0,u.sleep)(0,!1);if(1a.token&&t(),"tell"===e.action&&(t(),a.hasLeader=!0))}var t,n=!1,r=new Promise(function(e){t=function(){n=!0,e()}}),o=[],i=(a.broadcastChannel.addEventListener("internal",e),s?4*a._options.responseTime:a._options.responseTime);return c(a,"apply").then(function(){return Promise.race([(0,u.sleep)(i),r.then(function(){return Promise.reject(new Error)})])}).then(function(){return c(a,"apply")}).then(function(){return Promise.race([(0,u.sleep)(i),r.then(function(){return Promise.reject(new Error)})])}).catch(function(){}).then(function(){return a.broadcastChannel.removeEventListener("internal",e),!n&&l(a).then(function(){return!0})})}return this._aplQC=this._aplQC+1,this._aplQ=this._aplQ.then(e).then(function(){a._aplQC=a._aplQC-1}),this._aplQ.then(function(){return a.isLeader})},awaitLeadership:function(){return this._aLP||(this._aLP=function(o){if(o.isLeader)return u.PROMISE_RESOLVED_VOID;return new Promise(function(e){var t=!1;function 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