broadcast-channel - npm Package Compare versions

Comparing version 3.5.1 to 3.5.2

.github/README.md

 
 <p align="center">
   <a href="https://github.com/pubkey/broadcast-channel">
-    <img src="./docs/files/icon.png" width="150px" />
+    <img src="../docs/files/icon.png" width="150px" />
   </a>
@@ -21,3 +21,3 @@ </p>
 
-![demo.gif](docs/files/demo.gif)
+![demo.gif](../docs/files/demo.gif)
 
@@ -71,5 +71,6 @@ * * *
 #### Close the channel if you do not need it anymore.
+Returns a `Promise` that resolved when everything is processed.
 
 ```js
-channel.close();
+await channel.close();
 ```
@@ -76,0 +77,0 @@

CHANGELOG.md

@@ -5,2 +5,7 @@ # CHANGELOG
 
+## 3.5.2 (11 March 2021)
+
+Bugfixes:
+  - `BroadcastChannel.close()` waits for all ongoing message sending to be finished before resolving.
+
 ## 3.5.0 (11 March 2021)
@@ -7,0 +12,0 @@

dist/es/broadcast-channel.js

@@ -31,2 +31,9 @@ import { isPromise } from './util.js';
   /**
+   * Unsend message promises
+   * where the sending is still in progress
+   * @type {Set<Promise>}
+   */
+
+  this._uMP = new Set();
+  /**
    * _beforeClose
@@ -130,3 +137,6 @@ * array of promises that will be awaited
 
-    if (this.closed) return;
+    if (this.closed) {
+      return;
+    }
+
     this.closed = true;
@@ -136,7 +146,12 @@ var awaitPrepare = this._prepP ? this._prepP : Promise.resolve();
     this._addEL.message = [];
-    return awaitPrepare.then(function () {
+    return awaitPrepare // wait until all current sending are processed
+    .then(function () {
+      return Promise.all(Array.from(_this._uMP));
+    }) // run before-close hooks
+    .then(function () {
       return Promise.all(_this._befC.map(function (fn) {
         return fn();
       }));
-    }).then(function () {
+    }) // close the channel
+    .then(function () {
       return _this.method.close(_this._state);
@@ -151,2 +166,6 @@ });
 };
+/**
+ * Post a message over the channel
+ * @returns {Promise} that resolved when the message sending is done
+ */
 
@@ -162,3 +181,10 @@ function _post(broadcastChannel, type, msg) {
   return awaitPrepare.then(function () {
-    return broadcastChannel.method.postMessage(broadcastChannel._state, msgObj);
+    var sendPromise = broadcastChannel.method.postMessage(broadcastChannel._state, msgObj); // add/remove to unsend messages list
+
+    broadcastChannel._uMP.add(sendPromise);
+
+    sendPromise["catch"]().then(function () {
+      return broadcastChannel._uMP["delete"](sendPromise);
+    });
+    return sendPromise;
   });
@@ -165,0 +191,0 @@ }

dist/es/methods/native.js

@@ -25,3 +25,8 @@ import { microSeconds as micro, isNode } from '../util';
 export function postMessage(channelState, messageJson) {
-  channelState.bc.postMessage(messageJson, false);
+  try {
+    channelState.bc.postMessage(messageJson, false);
+    return Promise.resolve();
+  } catch (err) {
+    return Promise.reject(err);
+  }
 }
@@ -28,0 +33,0 @@ export function onMessage(channelState, fn) {

dist/lib/broadcast-channel.js

@@ -43,2 +43,9 @@ "use strict";
   /**
+   * Unsend message promises
+   * where the sending is still in progress
+   * @type {Set<Promise>}
+   */
+
+  this._uMP = new Set();
+  /**
    * _beforeClose
@@ -147,3 +154,6 @@ * array of promises that will be awaited
 
-    if (this.closed) return;
+    if (this.closed) {
+      return;
+    }
+
     this.closed = true;
@@ -153,7 +163,12 @@ var awaitPrepare = this._prepP ? this._prepP : Promise.resolve();
     this._addEL.message = [];
-    return awaitPrepare.then(function () {
+    return awaitPrepare // wait until all current sending are processed
+    .then(function () {
+      return Promise.all(Array.from(_this._uMP));
+    }) // run before-close hooks
+    .then(function () {
       return Promise.all(_this._befC.map(function (fn) {
         return fn();
       }));
-    }).then(function () {
+    }) // close the channel
+    .then(function () {
       return _this.method.close(_this._state);
@@ -168,2 +183,6 @@ });
 };
+/**
+ * Post a message over the channel
+ * @returns {Promise} that resolved when the message sending is done
+ */
 
@@ -179,3 +198,10 @@ function _post(broadcastChannel, type, msg) {
   return awaitPrepare.then(function () {
-    return broadcastChannel.method.postMessage(broadcastChannel._state, msgObj);
+    var sendPromise = broadcastChannel.method.postMessage(broadcastChannel._state, msgObj); // add/remove to unsend messages list
+
+    broadcastChannel._uMP.add(sendPromise);
+
+    sendPromise["catch"]().then(function () {
+      return broadcastChannel._uMP["delete"](sendPromise);
+    });
+    return sendPromise;
   });
@@ -182,0 +208,0 @@ }

dist/lib/browser.js

@@ -44,2 +44,9 @@ (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
   /**
+   * Unsend message promises
+   * where the sending is still in progress
+   * @type {Set<Promise>}
+   */
+
+  this._uMP = new Set();
+  /**
    * _beforeClose
@@ -148,3 +155,6 @@ * array of promises that will be awaited
 
-    if (this.closed) return;
+    if (this.closed) {
+      return;
+    }
+
     this.closed = true;
@@ -154,7 +164,12 @@ var awaitPrepare = this._prepP ? this._prepP : Promise.resolve();
     this._addEL.message = [];
-    return awaitPrepare.then(function () {
+    return awaitPrepare // wait until all current sending are processed
+    .then(function () {
+      return Promise.all(Array.from(_this._uMP));
+    }) // run before-close hooks
+    .then(function () {
       return Promise.all(_this._befC.map(function (fn) {
         return fn();
       }));
-    }).then(function () {
+    }) // close the channel
+    .then(function () {
       return _this.method.close(_this._state);
@@ -169,2 +184,6 @@ });
 };
+/**
+ * Post a message over the channel
+ * @returns {Promise} that resolved when the message sending is done
+ */
 
@@ -180,3 +199,10 @@ function _post(broadcastChannel, type, msg) {
   return awaitPrepare.then(function () {
-    return broadcastChannel.method.postMessage(broadcastChannel._state, msgObj);
+    var sendPromise = broadcastChannel.method.postMessage(broadcastChannel._state, msgObj); // add/remove to unsend messages list
+
+    broadcastChannel._uMP.add(sendPromise);
+
+    sendPromise["catch"]().then(function () {
+      return broadcastChannel._uMP["delete"](sendPromise);
+    });
+    return sendPromise;
   });
@@ -1278,3 +1304,8 @@ }
 function postMessage(channelState, messageJson) {
-  channelState.bc.postMessage(messageJson, false);
+  try {
+    channelState.bc.postMessage(messageJson, false);
+    return Promise.resolve();
+  } catch (err) {
+    return Promise.reject(err);
+  }
 }
@@ -1281,0 +1312,0 @@

dist/lib/browser.min.js

@@ -1,1 +0,1 @@
-!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 require&&require,e=0;e<s.length;e++)a(s[e]);return a}({1:[function(e,t,n){"use strict";Object.defineProperty(n,"__esModule",{value:!0}),n.clearNodeFolder=function(e){e=(0,s.fillOptionsWithDefaults)(e);e=(0,i.chooseMethod)(e);return"node"===e.type?e.clearNodeFolder().then(function(){return!0}):Promise.resolve(!1)},n.enforceOptions=function(e){r=e},n.BroadcastChannel=void 0;var r,o=e("./util.js"),i=e("./method-chooser.js"),s=e("./options.js"),e=function(e,t){var n;this.name=e,r&&(t=r),this.options=(0,s.fillOptionsWithDefaults)(t),this.method=(0,i.chooseMethod)(this.options),this._iL=!1,this._onML=null,this._addEL={message:[],internal:[]},this._befC=[],this._prepP=null,t=(n=this).method.create(n.name,n.options),(0,o.isPromise)(t)?(n._prepP=t).then(function(e){n._state=e}):n._state=t};function a(e,t,n){var r={time:e.method.microSeconds(),type:t,data:n};return(e._prepP||Promise.resolve()).then(function(){return e.method.postMessage(e._state,r)})}function u(e){return 0<e._addEL.message.length||0<e._addEL.internal.length}function c(e,t,n){var r,o,i;e._addEL[t].push(n),!(r=e)._iL&&u(r)&&(o=function(t){r._addEL[t.type].forEach(function(e){t.time>=e.time&&e.fn(t.data)})},i=r.method.microSeconds(),r._prepP?r._prepP.then(function(){r._iL=!0,r.method.onMessage(r._state,o,i)}):(r._iL=!0,r.method.onMessage(r._state,o,i)))}function l(e,t,n){e._addEL[t]=e._addEL[t].filter(function(e){return e!==n}),(t=e)._iL&&!u(t)&&(t._iL=!1,e=t.method.microSeconds(),t.method.onMessage(t._state,null,e))}(n.BroadcastChannel=e)._pubkey=!0,e.prototype={postMessage:function(e){if(this.closed)throw new Error("BroadcastChannel.postMessage(): Cannot post message after channel has closed");return a(this,"message",e)},postInternal:function(e){return a(this,"internal",e)},set onmessage(e){var t={time:this.method.microSeconds(),fn:e};l(this,"message",this._onML),e&&"function"==typeof e?(this._onML=t,c(this,"message",t)):this._onML=null},addEventListener:function(e,t){var n=this.method.microSeconds();c(this,e,{time:n,fn:t})},removeEventListener:function(e,t){var n=this._addEL[e].find(function(e){return e.fn===t});l(this,e,n)},close:function(){var e=this;if(!this.closed){this.closed=!0;var t=this._prepP||Promise.resolve();return this._onML=null,this._addEL.message=[],t.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}}},{"./method-chooser.js":6,"./options.js":12,"./util.js":13}],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 strict";Object.defineProperty(n,"__esModule",{value:!0}),Object.defineProperty(n,"BroadcastChannel",{enumerable:!0,get:function(){return r.BroadcastChannel}}),Object.defineProperty(n,"clearNodeFolder",{enumerable:!0,get:function(){return r.clearNodeFolder}}),Object.defineProperty(n,"enforceOptions",{enumerable:!0,get:function(){return r.enforceOptions}}),Object.defineProperty(n,"createLeaderElection",{enumerable:!0,get:function(){return o.createLeaderElection}}),Object.defineProperty(n,"beLeader",{enumerable:!0,get:function(){return o.beLeader}});var r=e("./broadcast-channel"),o=e("./leader-election")},{"./broadcast-channel":1,"./leader-election":5}],5:[function(e,t,n){"use strict";var r=e("@babel/runtime/helpers/interopRequireDefault");Object.defineProperty(n,"__esModule",{value:!0}),n.beLeader=u,n.createLeaderElection=function(e,t){if(e._leaderElector)throw new Error("BroadcastChannel already has a leader-elector");t=function(e,t){e=e||{};(e=JSON.parse(JSON.stringify(e))).fallbackInterval||(e.fallbackInterval=3e3);e.responseTime||(e.responseTime=t.method.averageResponseTime(t.options));return e}(t,e);var n=new s(e,t);return e._befC.push(function(){return n.die()}),e._leaderElector=n};var i=e("./util.js"),o=r(e("unload")),s=function(e,t){this._channel=e,this._options=t,this.isLeader=!1,this.isDead=!1,this.token=(0,i.randomToken)(),this._isApl=!1,this._reApply=!1,this._unl=[],this._lstns=[],this._invs=[],this._dpL=function(){},this._dpLC=!1};function a(e,t){t={context:"leader",action:t,token:e.token};return e._channel.postInternal(t)}function u(t){t.isLeader=!0;var e=o.default.add(function(){return t.die()});t._unl.push(e);e=function(e){"leader"===e.context&&"apply"===e.action&&a(t,"tell"),"leader"!==e.context||"tell"!==e.action||t._dpLC||(t._dpLC=!0,t._dpL(),a(t,"tell"))};return t._channel.addEventListener("internal",e),t._lstns.push(e),a(t,"tell")}s.prototype={applyOnce:function(){var t=this;if(this.isLeader)return Promise.resolve(!1);if(this.isDead)return Promise.resolve(!1);if(this._isApl)return this._reApply=!0,Promise.resolve(!1);function n(e){"leader"===e.context&&e.token!=t.token&&(o.push(e),"apply"===e.action&&e.token>t.token&&(r=!0),"tell"===e.action&&(r=!0))}var r=!(this._isApl=!0),o=[];return this._channel.addEventListener("internal",n),a(this,"apply").then(function(){return(0,i.sleep)(t._options.responseTime)}).then(function(){return r?Promise.reject(new Error):a(t,"apply")}).then(function(){return(0,i.sleep)(t._options.responseTime)}).then(function(){return r?Promise.reject(new Error):a(t)}).then(function(){return u(t)}).then(function(){return!0}).catch(function(){return!1}).then(function(e){return t._channel.removeEventListener("internal",n),t._isApl=!1,!e&&t._reApply?(t._reApply=!1,t.applyOnce()):e})},awaitLeadership:function(){var i;return this._aLP||(this._aLP=(i=this).isLeader?Promise.resolve():new Promise(function(e){var t=!1;function n(){t||(t=!0,clearInterval(r),i._channel.removeEventListener("internal",o),e(!0))}i.applyOnce().then(function(){i.isLeader&&n()});var r=setInterval(function(){i.applyOnce().then(function(){i.isLeader&&n()})},i._options.fallbackInterval);i._invs.push(r);var o=function(e){"leader"===e.context&&"death"===e.action&&i.applyOnce().then(function(){i.isLeader&&n()})};i._channel.addEventListener("internal",o),i._lstns.push(o)})),this._aLP},set onduplicate(e){this._dpL=e},die:function(){var t=this;if(!this.isDead)return this.isDead=!0,this._lstns.forEach(function(e){return t._channel.removeEventListener("internal",e)}),this._invs.forEach(function(e){return clearInterval(e)}),this._unl.forEach(function(e){e.remove()}),a(this,"death")}}},{"./util.js":13,"@babel/runtime/helpers/interopRequireDefault":14,unload:19}],6:[function(e,t,n){"use strict";var r=e("@babel/runtime/helpers/interopRequireDefault");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 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r=e("@babel/runtime/helpers/interopRequireDefault");Object.defineProperty(n,"__esModule",{value:!0}),n.getLocalStorage=u,n.storageKey=c,n.postMessage=l,n.addStorageEventListener=d,n.removeStorageEventListener=f,n.create=h,n.close=p,n.onMessage=m,n.canBeUsed=v,n.averageResponseTime=b,n.default=n.type=n.microSeconds=void 0;var i=r(e("../oblivious-set")),s=e("../options"),a=e("../util"),r=a.microSeconds;n.microSeconds=r;var o="pubkey.broadcastChannel-",e="localstorage";function u(){var e;if("undefined"==typeof window)return null;try{e=window.localStorage,e=window["ie8-eventlistener/storage"]||window.localStorage}catch(e){}return e}function c(e){return o+e}function l(o,i){return new Promise(function(r){(0,a.sleep)().then(function(){var e=c(o.channelName),t={token:(0,a.randomToken)(),time:(new Date).getTime(),data:i,uuid:o.uuid},n=JSON.stringify(t);u().setItem(e,n);t=document.createEvent("Event");t.initEvent("storage",!0,!0),t.key=e,t.newValue=n,window.dispatchEvent(t),r()})})}function 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dist/lib/methods/native.js

@@ -44,3 +44,8 @@ "use strict";
 function postMessage(channelState, messageJson) {
-  channelState.bc.postMessage(messageJson, false);
+  try {
+    channelState.bc.postMessage(messageJson, false);
+    return Promise.resolve();
+  } catch (err) {
+    return Promise.reject(err);
+  }
 }
@@ -47,0 +52,0 @@

package.json

 {
   "name": "broadcast-channel",
-  "version": "3.5.1",
+  "version": "3.5.2",
   "description": "A BroadcastChannel that works in New Browsers, Old Browsers, WebWorkers and NodeJs",
@@ -5,0 +5,0 @@ "homepage": "https://github.com/pubkey/broadcast-channel#readme",

src/broadcast-channel.js

@@ -43,2 +43,9 @@ import {
     /**
+     * Unsend message promises
+     * where the sending is still in progress
+     * @type {Set<Promise>}
+     */
+    this._uMP = new Set();
+
+    /**
      * _beforeClose
@@ -133,3 +140,5 @@ * array of promises that will be awaited
     close() {
-        if (this.closed) return;
+        if (this.closed) {
+            return;
+        }
         this.closed = true;
@@ -142,8 +151,8 @@ const awaitPrepare = this._prepP ? this._prepP : Promise.resolve();
         return awaitPrepare
+            // wait until all current sending are processed
+            .then(() => Promise.all(Array.from(this._uMP)))
+            // run before-close hooks
             .then(() => Promise.all(this._befC.map(fn => fn())))
-            .then(() => {
-                return this.method.close(
-                    this._state
-                );
-            });
+            // close the channel
+            .then(() => this.method.close(this._state));
     },
@@ -156,2 +165,6 @@ get type() {
 
+/**
+ * Post a message over the channel
+ * @returns {Promise} that resolved when the message sending is done
+ */
 function _post(broadcastChannel, type, msg) {
@@ -167,6 +180,15 @@ const time = broadcastChannel.method.microSeconds();
     return awaitPrepare.then(() => {
-        return broadcastChannel.method.postMessage(
+
+        const sendPromise = broadcastChannel.method.postMessage(
             broadcastChannel._state,
             msgObj
         );
+
+        // add/remove to unsend messages list
+        broadcastChannel._uMP.add(sendPromise);
+        sendPromise
+        .catch()
+        .then(() => broadcastChannel._uMP.delete(sendPromise));
+
+        return sendPromise;
     });
@@ -252,2 +274,2 @@ }
     }
-}
+}

src/methods/native.js

@@ -32,3 +32,8 @@ import {
 export function postMessage(channelState, messageJson) {
-    channelState.bc.postMessage(messageJson, false);
+    try {
+        channelState.bc.postMessage(messageJson, false);
+        return Promise.resolve();
+    } catch (err) {
+        return Promise.reject(err);
+    }
 }
@@ -35,0 +40,0 @@

New alerts

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License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Fixed alerts

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License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

303809

increased by1.17%

Lines of code

7760

increased by1.37%

No dependency changes