scheduler - npm Package Compare versions

Comparing version 0.0.0-0c756fb-f7f79fd to 0.0.0-267ed9814

cjs/scheduler-tracing.development.js

@@ -1,2 +0,2 @@
-/** @license React v16.6.1
+/** @license React v0.0.0-267ed9814
  * scheduler-tracing.development.js
@@ -43,4 +43,7 @@ *
 // Only used in www builds.
+ // TODO: true? Here it might just be false.
 
+// Only used in www builds.
 
+
 // Only used in www builds.
@@ -47,0 +50,0 @@

cjs/scheduler-tracing.production.min.js

@@ -1,2 +0,2 @@
-/** @license React v16.6.1
+/** @license React v0.0.0-267ed9814
  * scheduler-tracing.production.min.js
@@ -3,0 +3,0 @@ *

cjs/scheduler-tracing.profiling.min.js

@@ -1,2 +0,2 @@
-/** @license React v16.6.1
+/** @license React v0.0.0-267ed9814
  * scheduler-tracing.profiling.min.js
@@ -3,0 +3,0 @@ *

cjs/scheduler.development.js

@@ -1,2 +0,2 @@
-/** @license React v16.6.1
+/** @license React v0.0.0-267ed9814
  * scheduler.development.js
@@ -20,2 +20,4 @@ *
 
+var enableSchedulerDebugging = false;
+
 /* eslint-disable no-var */
@@ -48,2 +50,5 @@
 var currentDidTimeout = false;
+// Pausing the scheduler is useful for debugging.
+var isSchedulerPaused = false;
+
 var currentPriorityLevel = NormalPriority;
@@ -183,2 +188,8 @@ var currentEventStartTime = -1;
 function flushWork(didTimeout) {
+  // Exit right away if we're currently paused
+
+  if (enableSchedulerDebugging && isSchedulerPaused) {
+    return;
+  }
+
   isExecutingCallback = true;
@@ -190,3 +201,4 @@ var previousDidTimeout = currentDidTimeout;
       // Flush all the expired callbacks without yielding.
-      while (firstCallbackNode !== null) {
+      while (firstCallbackNode !== null && !(enableSchedulerDebugging && isSchedulerPaused)) {
+        // TODO Wrap in feature flag
         // Read the current time. Flush all the callbacks that expire at or
@@ -199,3 +211,3 @@ // earlier than that time. Then read the current time again and repeat.
             flushFirstCallback();
-          } while (firstCallbackNode !== null && firstCallbackNode.expirationTime <= currentTime);
+          } while (firstCallbackNode !== null && firstCallbackNode.expirationTime <= currentTime && !(enableSchedulerDebugging && isSchedulerPaused));
           continue;
@@ -209,2 +221,5 @@ }
         do {
+          if (enableSchedulerDebugging && isSchedulerPaused) {
+            break;
+          }
           flushFirstCallback();
@@ -348,2 +363,17 @@ } while (firstCallbackNode !== null && !shouldYieldToHost());
 
+function unstable_pauseExecution() {
+  isSchedulerPaused = true;
+}
+
+function unstable_continueExecution() {
+  isSchedulerPaused = false;
+  if (firstCallbackNode !== null) {
+    ensureHostCallbackIsScheduled();
+  }
+}
+
+function unstable_getFirstCallbackNode() {
+  return firstCallbackNode;
+}
+
 function unstable_cancelCallback(callbackNode) {
@@ -442,8 +472,16 @@ var next = callbackNode.next;
 
-if (typeof window !== 'undefined' && window._schedMock) {
+var globalValue = null;
+if (typeof window !== 'undefined') {
+  globalValue = window;
+} else if (typeof global !== 'undefined') {
+  globalValue = global;
+}
+
+if (globalValue && globalValue._schedMock) {
   // Dynamic injection, only for testing purposes.
-  var impl = window._schedMock;
-  requestHostCallback = impl[0];
-  cancelHostCallback = impl[1];
-  shouldYieldToHost = impl[2];
+  var globalImpl = globalValue._schedMock;
+  requestHostCallback = globalImpl[0];
+  cancelHostCallback = globalImpl[1];
+  shouldYieldToHost = globalImpl[2];
+  exports.unstable_now = globalImpl[3];
 } else if (
@@ -453,16 +491,13 @@ // If Scheduler runs in a non-DOM environment, it falls back to a naive
 typeof window === 'undefined' ||
-// "addEventListener" might not be available on the window object
-// if this is a mocked "window" object. So we need to validate that too.
-typeof window.addEventListener !== 'function') {
+// Check if MessageChannel is supported, too.
+typeof MessageChannel !== 'function') {
+  // If this accidentally gets imported in a non-browser environment, e.g. JavaScriptCore,
+  // fallback to a naive implementation.
   var _callback = null;
-  var _currentTime = -1;
-  var _flushCallback = function (didTimeout, ms) {
+  var _flushCallback = function (didTimeout) {
     if (_callback !== null) {
-      var cb = _callback;
-      _callback = null;
       try {
-        _currentTime = ms;
-        cb(didTimeout);
+        _callback(didTimeout);
       } finally {
-        _currentTime = -1;
+        _callback = null;
       }
@@ -472,9 +507,8 @@ }
   requestHostCallback = function (cb, ms) {
-    if (_currentTime !== -1) {
+    if (_callback !== null) {
       // Protect against re-entrancy.
-      setTimeout(requestHostCallback, 0, cb, ms);
+      setTimeout(requestHostCallback, 0, cb);
     } else {
       _callback = cb;
-      setTimeout(_flushCallback, ms, true, ms);
-      setTimeout(_flushCallback, maxSigned31BitInt, false, maxSigned31BitInt);
+      setTimeout(_flushCallback, 0, false);
     }
@@ -488,5 +522,2 @@ };
   };
-  exports.unstable_now = function () {
-    return _currentTime === -1 ? 0 : _currentTime;
-  };
 } else {
@@ -523,8 +554,5 @@ if (typeof console !== 'undefined') {
   // We use the postMessage trick to defer idle work until after the repaint.
-  var messageKey = '__reactIdleCallback$' + Math.random().toString(36).slice(2);
-  var idleTick = function (event) {
-    if (event.source !== window || event.data !== messageKey) {
-      return;
-    }
-
+  var channel = new MessageChannel();
+  var port = channel.port2;
+  channel.port1.onmessage = function (event) {
     isMessageEventScheduled = false;
@@ -570,5 +598,2 @@
   };
-  // Assumes that we have addEventListener in this environment. Might need
-  // something better for old IE.
-  window.addEventListener('message', idleTick, false);
 
@@ -613,3 +638,3 @@ var animationTick = function (rafTime) {
       isMessageEventScheduled = true;
-      window.postMessage(messageKey, '*');
+      port.postMessage(undefined);
     }
@@ -623,3 +648,3 @@ };
       // Don't wait for the next frame. Continue working ASAP, in a new event.
-      window.postMessage(messageKey, '*');
+      port.postMessage(undefined);
     } else if (!isAnimationFrameScheduled) {
@@ -653,3 +678,6 @@ // If rAF didn't already schedule one, we need to schedule a frame.
 exports.unstable_shouldYield = unstable_shouldYield;
+exports.unstable_continueExecution = unstable_continueExecution;
+exports.unstable_pauseExecution = unstable_pauseExecution;
+exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode;
   })();
 }

cjs/scheduler.production.min.js

@@ -1,2 +0,2 @@
-/** @license React v16.6.1
+/** @license React v0.0.0-267ed9814
  * scheduler.production.min.js
@@ -10,13 +10,13 @@ *
 
-'use strict';Object.defineProperty(exports,"__esModule",{value:!0});var d=null,f=!1,h=3,k=-1,l=-1,m=!1,n=!1;function p(){if(!m){var a=d.expirationTime;n?q():n=!0;r(t,a)}}
-function u(){var a=d,b=d.next;if(d===b)d=null;else{var c=d.previous;d=c.next=b;b.previous=c}a.next=a.previous=null;c=a.callback;b=a.expirationTime;a=a.priorityLevel;var e=h,Q=l;h=a;l=b;try{var g=c()}finally{h=e,l=Q}if("function"===typeof g)if(g={callback:g,priorityLevel:a,expirationTime:b,next:null,previous:null},null===d)d=g.next=g.previous=g;else{c=null;a=d;do{if(a.expirationTime>=b){c=a;break}a=a.next}while(a!==d);null===c?c=d:c===d&&(d=g,p());b=c.previous;b.next=c.previous=g;g.next=c;g.previous=
-b}}function v(){if(-1===k&&null!==d&&1===d.priorityLevel){m=!0;try{do u();while(null!==d&&1===d.priorityLevel)}finally{m=!1,null!==d?p():n=!1}}}function t(a){m=!0;var b=f;f=a;try{if(a)for(;null!==d;){var c=exports.unstable_now();if(d.expirationTime<=c){do u();while(null!==d&&d.expirationTime<=c)}else break}else if(null!==d){do u();while(null!==d&&!w())}}finally{m=!1,f=b,null!==d?p():n=!1,v()}}
+'use strict';Object.defineProperty(exports,"__esModule",{value:!0});var c=null,f=!1,h=3,k=-1,l=-1,m=!1,n=!1;function p(){if(!m){var a=c.expirationTime;n?q():n=!0;r(t,a)}}
+function u(){var a=c,b=c.next;if(c===b)c=null;else{var d=c.previous;c=d.next=b;b.previous=d}a.next=a.previous=null;d=a.callback;b=a.expirationTime;a=a.priorityLevel;var e=h,Q=l;h=a;l=b;try{var g=d()}finally{h=e,l=Q}if("function"===typeof g)if(g={callback:g,priorityLevel:a,expirationTime:b,next:null,previous:null},null===c)c=g.next=g.previous=g;else{d=null;a=c;do{if(a.expirationTime>=b){d=a;break}a=a.next}while(a!==c);null===d?d=c:d===c&&(c=g,p());b=d.previous;b.next=d.previous=g;g.next=d;g.previous=
+b}}function v(){if(-1===k&&null!==c&&1===c.priorityLevel){m=!0;try{do u();while(null!==c&&1===c.priorityLevel)}finally{m=!1,null!==c?p():n=!1}}}function t(a){m=!0;var b=f;f=a;try{if(a)for(;null!==c;){var d=exports.unstable_now();if(c.expirationTime<=d){do u();while(null!==c&&c.expirationTime<=d)}else break}else if(null!==c){do u();while(null!==c&&!w())}}finally{m=!1,f=b,null!==c?p():n=!1,v()}}
 var x=Date,y="function"===typeof setTimeout?setTimeout:void 0,z="function"===typeof clearTimeout?clearTimeout:void 0,A="function"===typeof requestAnimationFrame?requestAnimationFrame:void 0,B="function"===typeof cancelAnimationFrame?cancelAnimationFrame:void 0,C,D;function E(a){C=A(function(b){z(D);a(b)});D=y(function(){B(C);a(exports.unstable_now())},100)}
-if("object"===typeof performance&&"function"===typeof performance.now){var F=performance;exports.unstable_now=function(){return F.now()}}else exports.unstable_now=function(){return x.now()};var r,q,w;
-if("undefined"!==typeof window&&window._schedMock){var G=window._schedMock;r=G[0];q=G[1];w=G[2]}else if("undefined"===typeof window||"function"!==typeof window.addEventListener){var H=null,I=-1,J=function(a,b){if(null!==H){var c=H;H=null;try{I=b,c(a)}finally{I=-1}}};r=function(a,b){-1!==I?setTimeout(r,0,a,b):(H=a,setTimeout(J,b,!0,b),setTimeout(J,1073741823,!1,1073741823))};q=function(){H=null};w=function(){return!1};exports.unstable_now=function(){return-1===I?0:I}}else{"undefined"!==typeof console&&
-("function"!==typeof A&&console.error("This browser doesn't support requestAnimationFrame. Make sure that you load a polyfill in older browsers. https://fb.me/react-polyfills"),"function"!==typeof B&&console.error("This browser doesn't support cancelAnimationFrame. Make sure that you load a polyfill in older browsers. https://fb.me/react-polyfills"));var K=null,L=!1,M=-1,N=!1,O=!1,P=0,R=33,S=33;w=function(){return P<=exports.unstable_now()};var T="__reactIdleCallback$"+Math.random().toString(36).slice(2);
-window.addEventListener("message",function(a){if(a.source===window&&a.data===T){L=!1;a=K;var b=M;K=null;M=-1;var c=exports.unstable_now(),e=!1;if(0>=P-c)if(-1!==b&&b<=c)e=!0;else{N||(N=!0,E(U));K=a;M=b;return}if(null!==a){O=!0;try{a(e)}finally{O=!1}}}},!1);var U=function(a){if(null!==K){E(U);var b=a-P+S;b<S&&R<S?(8>b&&(b=8),S=b<R?R:b):R=b;P=a+S;L||(L=!0,window.postMessage(T,"*"))}else N=!1};r=function(a,b){K=a;M=b;O||0>b?window.postMessage(T,"*"):N||(N=!0,E(U))};q=function(){K=null;L=!1;M=-1}}
-exports.unstable_ImmediatePriority=1;exports.unstable_UserBlockingPriority=2;exports.unstable_NormalPriority=3;exports.unstable_IdlePriority=5;exports.unstable_LowPriority=4;exports.unstable_runWithPriority=function(a,b){switch(a){case 1:case 2:case 3:case 4:case 5:break;default:a=3}var c=h,e=k;h=a;k=exports.unstable_now();try{return b()}finally{h=c,k=e,v()}};
-exports.unstable_scheduleCallback=function(a,b){var c=-1!==k?k:exports.unstable_now();if("object"===typeof b&&null!==b&&"number"===typeof b.timeout)b=c+b.timeout;else switch(h){case 1:b=c+-1;break;case 2:b=c+250;break;case 5:b=c+1073741823;break;case 4:b=c+1E4;break;default:b=c+5E3}a={callback:a,priorityLevel:h,expirationTime:b,next:null,previous:null};if(null===d)d=a.next=a.previous=a,p();else{c=null;var e=d;do{if(e.expirationTime>b){c=e;break}e=e.next}while(e!==d);null===c?c=d:c===d&&(d=a,p());
-b=c.previous;b.next=c.previous=a;a.next=c;a.previous=b}return a};exports.unstable_cancelCallback=function(a){var b=a.next;if(null!==b){if(b===a)d=null;else{a===d&&(d=b);var c=a.previous;c.next=b;b.previous=c}a.next=a.previous=null}};exports.unstable_wrapCallback=function(a){var b=h;return function(){var c=h,e=k;h=b;k=exports.unstable_now();try{return a.apply(this,arguments)}finally{h=c,k=e,v()}}};exports.unstable_getCurrentPriorityLevel=function(){return h};
-exports.unstable_shouldYield=function(){return!f&&(null!==d&&d.expirationTime<l||w())};
+if("object"===typeof performance&&"function"===typeof performance.now){var F=performance;exports.unstable_now=function(){return F.now()}}else exports.unstable_now=function(){return x.now()};var r,q,w,G=null;"undefined"!==typeof window?G=window:"undefined"!==typeof global&&(G=global);
+if(G&&G._schedMock){var H=G._schedMock;r=H[0];q=H[1];w=H[2];exports.unstable_now=H[3]}else if("undefined"===typeof window||"function"!==typeof MessageChannel){var I=null,J=function(a){if(null!==I)try{I(a)}finally{I=null}};r=function(a){null!==I?setTimeout(r,0,a):(I=a,setTimeout(J,0,!1))};q=function(){I=null};w=function(){return!1}}else{"undefined"!==typeof console&&("function"!==typeof A&&console.error("This browser doesn't support requestAnimationFrame. Make sure that you load a polyfill in older browsers. https://fb.me/react-polyfills"),
+"function"!==typeof B&&console.error("This browser doesn't support cancelAnimationFrame. Make sure that you load a polyfill in older browsers. https://fb.me/react-polyfills"));var K=null,L=!1,M=-1,N=!1,O=!1,P=0,R=33,S=33;w=function(){return P<=exports.unstable_now()};var T=new MessageChannel,U=T.port2;T.port1.onmessage=function(){L=!1;var a=K,b=M;K=null;M=-1;var d=exports.unstable_now(),e=!1;if(0>=P-d)if(-1!==b&&b<=d)e=!0;else{N||(N=!0,E(V));K=a;M=b;return}if(null!==a){O=!0;try{a(e)}finally{O=!1}}};
+var V=function(a){if(null!==K){E(V);var b=a-P+S;b<S&&R<S?(8>b&&(b=8),S=b<R?R:b):R=b;P=a+S;L||(L=!0,U.postMessage(void 0))}else N=!1};r=function(a,b){K=a;M=b;O||0>b?U.postMessage(void 0):N||(N=!0,E(V))};q=function(){K=null;L=!1;M=-1}}exports.unstable_ImmediatePriority=1;exports.unstable_UserBlockingPriority=2;exports.unstable_NormalPriority=3;exports.unstable_IdlePriority=5;exports.unstable_LowPriority=4;
+exports.unstable_runWithPriority=function(a,b){switch(a){case 1:case 2:case 3:case 4:case 5:break;default:a=3}var d=h,e=k;h=a;k=exports.unstable_now();try{return b()}finally{h=d,k=e,v()}};
+exports.unstable_scheduleCallback=function(a,b){var d=-1!==k?k:exports.unstable_now();if("object"===typeof b&&null!==b&&"number"===typeof b.timeout)b=d+b.timeout;else switch(h){case 1:b=d+-1;break;case 2:b=d+250;break;case 5:b=d+1073741823;break;case 4:b=d+1E4;break;default:b=d+5E3}a={callback:a,priorityLevel:h,expirationTime:b,next:null,previous:null};if(null===c)c=a.next=a.previous=a,p();else{d=null;var e=c;do{if(e.expirationTime>b){d=e;break}e=e.next}while(e!==c);null===d?d=c:d===c&&(c=a,p());
+b=d.previous;b.next=d.previous=a;a.next=d;a.previous=b}return a};exports.unstable_cancelCallback=function(a){var b=a.next;if(null!==b){if(b===a)c=null;else{a===c&&(c=b);var d=a.previous;d.next=b;b.previous=d}a.next=a.previous=null}};exports.unstable_wrapCallback=function(a){var b=h;return function(){var d=h,e=k;h=b;k=exports.unstable_now();try{return a.apply(this,arguments)}finally{h=d,k=e,v()}}};exports.unstable_getCurrentPriorityLevel=function(){return h};
+exports.unstable_shouldYield=function(){return!f&&(null!==c&&c.expirationTime<l||w())};exports.unstable_continueExecution=function(){null!==c&&p()};exports.unstable_pauseExecution=function(){};exports.unstable_getFirstCallbackNode=function(){return c};

package.json

 {
   "name": "scheduler",
-  "version": "0.0.0-0c756fb-f7f79fd",
+  "version": "0.0.0-267ed9814",
   "description": "Cooperative scheduler for the browser environment.",
   "main": "index.js",
-  "repository": "facebook/react",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/facebook/react.git",
+    "directory": "packages/scheduler"
+  },
   "license": "MIT",
@@ -22,2 +26,3 @@ "keywords": [
     "README.md",
+    "build-info.json",
     "index.js",
@@ -33,20 +38,3 @@ "tracing.js",
     ]
-  },
-  "buildInfo": {
-    "buildID": "0c756fb-f7f79fd",
-    "checksum": "d49ca941a51ddc0dec608acd2ce521b9a71397fc",
-    "unstable": false,
-    "partial": false,
-    "packages": [
-      "create-subscription",
-      "jest-react",
-      "react",
-      "react-art",
-      "react-dom",
-      "react-is",
-      "react-reconciler",
-      "react-test-renderer",
-      "scheduler"
-    ]
   }
-}
+}

umd/scheduler.development.js

@@ -71,2 +71,23 @@ /**
 
+  function unstable_getFirstCallbackNode() {
+    return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_getFirstCallbackNode.apply(
+      this,
+      arguments
+    );
+  }
+
+  function unstable_pauseExecution() {
+    return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_pauseExecution.apply(
+      this,
+      arguments
+    );
+  }
+
+  function unstable_continueExecution() {
+    return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_continueExecution.apply(
+      this,
+      arguments
+    );
+  }
+
   return Object.freeze({
@@ -80,3 +101,6 @@ unstable_now: unstable_now,
     unstable_getCurrentPriorityLevel: unstable_getCurrentPriorityLevel,
+    unstable_continueExecution: unstable_continueExecution,
+    unstable_pauseExecution: unstable_pauseExecution,
+    unstable_getFirstCallbackNode: unstable_getFirstCallbackNode,
   });
 });

umd/scheduler.production.min.js

@@ -71,2 +71,17 @@ /**
 
+  function unstable_getFirstCallbackNode() {
+    return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_getFirstCallbackNode.apply(
+      this,
+      arguments
+    );
+  }
+
+  function unstable_pauseExecution() {
+    return undefined;
+  }
+
+  function unstable_continueExecution() {
+    return undefined;
+  }
+
   return Object.freeze({
@@ -80,3 +95,6 @@ unstable_now: unstable_now,
     unstable_getCurrentPriorityLevel: unstable_getCurrentPriorityLevel,
+    unstable_continueExecution: unstable_continueExecution,
+    unstable_pauseExecution: unstable_pauseExecution,
+    unstable_getFirstCallbackNode: unstable_getFirstCallbackNode,
   });
 });

umd/scheduler.profiling.min.js

@@ -71,2 +71,17 @@ /**
 
+  function unstable_getFirstCallbackNode() {
+    return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_getFirstCallbackNode.apply(
+      this,
+      arguments
+    );
+  }
+
+  function unstable_pauseExecution() {
+    return undefined;
+  }
+
+  function unstable_continueExecution() {
+    return undefined;
+  }
+
   return Object.freeze({
@@ -80,3 +95,6 @@ unstable_now: unstable_now,
     unstable_getCurrentPriorityLevel: unstable_getCurrentPriorityLevel,
+    unstable_continueExecution: unstable_continueExecution,
+    unstable_pauseExecution: unstable_pauseExecution,
+    unstable_getFirstCallbackNode: unstable_getFirstCallbackNode,
   });
 });

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Improved metrics

Total package byte prevSize

61697

increased by4.26%

Number of package files

18

increased by5.88%

Lines of code

1493

increased by5.89%

Number of low supply chain risk alerts

3

decreased by-25%

No dependency changes