opossum - npm Package Compare versions

Comparing version 8.3.0 to 8.3.1

dist/opossum.min.js

@@ -1,2 +0,2 @@
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Please use options.errorThresholdPercentage");var R,D=function(e){return function(t,n){return h[C].increment(e,n)}};function N(e){e[b]=g,e[T]=!0,e._renewAbortControllerIfNeeded(),e.emit("halfOpen",e.options.resetTimeout)}return h.on("success",D("successes")),h.on("failure",D("failures")),h.on("fallback",D("fallbacks")),h.on("timeout",D("timeouts")),h.on("fire",D("fires")),h.on("reject",D("rejects")),h.on("cacheHit",D("cacheHits")),h.on("cacheMiss",D("cacheMisses")),h.on("coalesceCacheHit",D("coalesceCacheHits")),h.on("coalesceCacheMiss",D("coalesceCacheMisses")),h.on("open",(function(e){return h[C].open()})),h.on("close",(function(e){return h[C].close()})),h.on("semaphoreLocked",D("semaphoreRejections")),h.on("open",((R=l(h))[B]=Date.now(),function(e){var t=R[_]=setTimeout((function(){N(R)}),R.options.resetTimeout);"function"==typeof t.unref&&t.unref()})),h.on("success",(function(e){h.halfOpen&&h.close()})),h[k]?(h[b]=k,h.shutdown()):h[w]?h.close():h[d]?void 0!==h.options.state.lastTimerAt&&Date.now()-h.options.state.lastTimerAt>h.options.resetTimeout?N(l(h)):h.open():h[g]&&(h[b]=g),h}return t=c,n=[{key:"_renewAbortControllerIfNeeded",value:function(){this.options.autoRenewAbortController&&this.options.abortController&&this.options.abortController.signal.aborted&&(this.options.abortController=new AbortController)}},{key:"close",value:function(){this[b]!==w&&(this[_]&&clearTimeout(this[_]),this[b]=w,this[T]=!1,this._renewAbortControllerIfNeeded(),this.emit("close"))}},{key:"open",value:function(){this[b]!==d&&(this[b]=d,this[T]=!1,this.emit("open"))}},{key:"shutdown",value:function(){this.emit("shutdown"),this.disable(),this.removeAllListeners(),this[_]&&clearTimeout(this[_]),this[A]&&clearTimeout(this[A]),this.status.shutdown(),this[b]=k,this.clearCache()}},{key:"isShutdown",get:function(){return this[b]===k}},{key:"name",get:function(){return this[S]}},{key:"group",get:function(){return this[j]}},{key:"pendingClose",get:function(){return this[T]}},{key:"closed",get:function(){return this[b]===w}},{key:"opened",get:function(){return this[b]===d}},{key:"halfOpen",get:function(){return this[b]===g}},{key:"status",get:function(){return this[C]}},{key:"stats",get:function(){return this[C].stats}},{key:"toJSON",value:function(){return{state:{name:this.name,enabled:this.enabled,closed:this.closed,open:this.opened,halfOpen:this.halfOpen,warmUp:this.warmUp,shutdown:this.isShutdown,lastTimerAt:this[B]},status:this.status.stats}}},{key:"enabled",get:function(){return this[x]}},{key:"warmUp",get:function(){return this[E]}},{key:"volumeThreshold",get:function(){return this[P]}},{key:"fallback",value:function(e){var t=e;return e instanceof c&&(t=function(){return e.fire.apply(e,arguments)}),this[O]=t,this}},{key:"fire",value:function(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return this.call.apply(this,[this.action].concat(t))}},{key:"call",value:function(e){var t=this;if(this.isShutdown){var n=N("The circuit has been shutdown.","ESHUTDOWN");return Promise.reject(n)}for(var r=arguments.length,o=new Array(r>1?r-1:0),i=1;i<r;i++)o[i-1]=arguments[i];var s=o.slice();if(this.emit("fire",s),!this[x]){var c=this.action.apply(e,s);return"function"==typeof c.then?c:Promise.resolve(c)}var a,u=this.options.cache||this.options.coalesce?this.options.cacheGetKey.apply(this,o):"";if(this.options.cache){var l=this.options.cacheTransport.get(u);if(l)return this.emit("cacheHit"),l;this.emit("cacheMiss")}if(this.options.coalesce){var f=this.options.coalesceCache.get(u);if(f)return this.emit("coalesceCacheHit"),f;this.emit("coalesceCacheMiss")}if(!this.closed&&!this.pendingClose){var p=N("Breaker is open","EOPENBREAKER");return this.emit("reject",p),D(this,p,s)||Promise.reject(p)}this[T]=!1;var h=!1,y=new Promise((function(n,r){var o=Date.now();if(t.semaphore.test()){t.options.timeout&&(a=setTimeout((function(){h=!0;var e=N("Timed out after ".concat(t.options.timeout,"ms"),"ETIMEDOUT"),i=Date.now()-o;t.semaphore.release(),t.emit("timeout",e,i,s),R(e,t,a,s,i,n,r),t.options.abortController&&t.options.abortController.abort()}),t.options.timeout));try{var i=t.action.apply(e,s),c="function"==typeof i.then?i:Promise.resolve(i);c.then((function(e){h||(clearTimeout(a),t.emit("success",e,Date.now()-o),t.semaphore.release(),n(e),t.options.cache&&t.options.cacheTransport.set(u,c,t.options.cacheTTL>0?Date.now()+t.options.cacheTTL:0))})).catch((function(e){if(!h){t.semaphore.release();var i=Date.now()-o;R(e,t,a,s,i,n,r)}}))}catch(e){t.semaphore.release();var l=Date.now()-o;R(e,t,a,s,l,n,r)}}else{var f=Date.now()-o,p=N("Semaphore locked","ESEMLOCKED");t.emit("semaphoreLocked",p,f),R(p,t,a,s,f,n,r)}}));return this.options.coalesce&&this.options.coalesceCache.set(u,y,this.options.coalesceTTL>0?Date.now()+this.options.coalesceTTL:0),y}},{key:"clearCache",value:function(){this.options.cache&&this.options.cacheTransport.flush()}},{key:"healthCheck",value:function(e,t){var n=this;if(t=t||5e3,"function"!=typeof e)throw new TypeError("Health check function must be a function");if(isNaN(t))throw new TypeError("Health check interval must be a number");var r=function(t){e.apply(n).catch((function(e){n.emit("healthCheckFailed",e),n.open()}))},o=setInterval(r,t);"function"==typeof o.unref&&o.unref(),r()}},{key:"enable",value:function(){this[x]=!0,this.status.startListeneningForRotateEvent()}},{key:"disable",value:function(){this[x]=!1,this.status.removeRotateBucketControllerListener()}},{key:"getSignal",value:function(){if(this.options.abortController&&this.options.abortController.signal)return this.options.abortController.signal}},{key:"getAbortController",value:function(){return this.options.abortController}}],r=[{key:"isOurError",value:function(e){return!!e[L]}},{key:"newStatus",value:function(e){return new y(e)}}],n&&s(t.prototype,n),r&&s(t,r),Object.defineProperty(t,"prototype",{writable:!1}),c}(h);function R(e,t,n,o,i,s,c){var a;if(clearTimeout(n),(a=t.options).errorFilter.apply(a,[e].concat(r(o))))t.emit("success",e,i);else{!function(e,t,n,r){if(e.emit("failure",t,r,n),!e.warmUp){var o=e.stats;o.fires<e.volumeThreshold&&!e.halfOpen||(o.failures/o.fires*100>e.options.errorThresholdPercentage||e.halfOpen)&&e.open()}}(t,e,o,i);var u=D(t,e,o);if(u)return s(u)}c(e)}function D(e,t,n){if(e[O])try{var o=e[O].apply(e[O],[].concat(r(n),[t]));return e.emit("fallback",o,t),o instanceof Promise?o:Promise.resolve(o)}catch(e){return Promise.reject(e)}}function N(e,t){var n=new Error(e);return n.code=t,n[L]=!0,n}var I=function(){return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,(function(e){var t=16*Math.random()|0;return("x"===e?t:3&t|8).toString(16)}))};e.exports=M},384:(e,t)=>{"use strict";e.exports=function(e){var t=[],n=e,r={take:o,release:i,test:function(){return!(n<1)&&o()&&!0}};return Object.defineProperty(r,"count",{get:function(e){return n},enumerable:!0}),r;function o(e){return n>0?(--n,Promise.resolve(i)):new Promise((function(r,o){t.push((function(e){--n,r(i)})),e&&setTimeout((function(n){t.shift();var r=new Error("Timed out after ".concat(e,"ms"));r.code="ETIMEDOUT",o(r)}),e)}))}function i(){n++,t.length>0&&t.shift()()}}},741:(e,t,n)=>{"use strict";function r(e){return r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},r(e)}function o(e,t){var n=Object.keys(e);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(e);t&&(r=r.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),n.push.apply(n,r)}return n}function i(e){for(var t=1;t<arguments.length;t++){var n=null!=arguments[t]?arguments[t]:{};t%2?o(Object(n),!0).forEach((function(t){s(e,t,n[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(n)):o(Object(n)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(n,t))}))}return e}function s(e,t,n){return(t=a(t))in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}function c(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,a(r.key),r)}}function a(e){var t=function(e,t){if("object"!=r(e)||!e)return e;var n=e[Symbol.toPrimitive];if(void 0!==n){var o=n.call(e,"string");if("object"!=r(o))return o;throw new TypeError("@@toPrimitive must return a primitive value.")}return String(e)}(e);return"symbol"==r(t)?t:t+""}function u(e,t){return u=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},u(e,t)}function l(e){var t=f();return function(){var n,o=p(e);if(t){var i=p(this).constructor;n=Reflect.construct(o,arguments,i)}else n=o.apply(this,arguments);return function(e,t){if(t&&("object"==r(t)||"function"==typeof t))return t;if(void 0!==t)throw new TypeError("Derived constructors may only return object or undefined");return function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(e)}(this,n)}}function f(){try{var e=!Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){})))}catch(e){}return(f=function(){return!!e})()}function p(e){return p=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)},p(e)}var h=Symbol("window"),y=Symbol("buckets"),v=Symbol("timeout"),m=Symbol("percentiles"),b=Symbol("bucket-interval"),d=Symbol("snapshot-interval"),w=Symbol("rotate-event-name"),g=function(e){!function(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),Object.defineProperty(e,"prototype",{writable:!1}),t&&u(e,t)}(o,e);var t,n,r=l(o);function o(e){var t;!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,o),(t=r.call(this))[y]=e.rollingCountBuckets||10,t[v]=e.rollingCountTimeout||1e4,t[h]=new Array(t[y]),t[m]=[0,.25,.5,.75,.9,.95,.99,.995,1],t[w]="rotate",t.rollingPercentilesEnabled=!1!==e.rollingPercentilesEnabled,t.enableSnapshots=!1!==e.enableSnapshots,t.rotateBucketController=e.rotateBucketController,t.rotateBucket=T(t[h]);for(var n=0;n<t[y];n++)t[h][n]=k();var s=Math.floor(t[v]/t[y]);return t.rotateBucketController?t.startListeneningForRotateEvent():(t[b]=setInterval(t.rotateBucket,s),"function"==typeof t[b].unref&&t[b].unref()),t.enableSnapshots&&(t[d]=setInterval((function(e){return t.emit("snapshot",t.stats)}),s),"function"==typeof t[d].unref&&t[d].unref()),e.stats&&(t[h][0]=i(i({},k()),e.stats)),t}return t=o,(n=[{key:"stats",get:function(){var e=this,t=this[h].reduce((function(t,n){return n?(Object.keys(t).forEach((function(e){"latencyTimes"!==e&&"percentiles"!==e&&(t[e]+=n[e]||0)})),e.rollingPercentilesEnabled&&n.latencyTimes&&(t.latencyTimes=t.latencyTimes.concat(n.latencyTimes)),t):t}),k());return this.rollingPercentilesEnabled?(t.latencyTimes.sort((function(e,t){return e-t})),t.latencyTimes.length?t.latencyMean=t.latencyTimes.reduce((function(e,t){return e+t}),0)/t.latencyTimes.length:t.latencyMean=0,this[m].forEach((function(e){t.percentiles[e]=function(e,t){return 0===e?t[0]||0:t[Math.ceil(e*t.length)-1]||0}(e,t.latencyTimes)}))):(t.latencyMean=-1,this[m].forEach((function(e){t.percentiles[e]=-1}))),t}},{key:"window",get:function(){return this[h].slice()}},{key:"increment",value:function(e,t){this[h][0][e]++,"successes"!==e&&"failures"!==e&&"timeouts"!==e||this[h][0].latencyTimes.push(t||0)}},{key:"open",value:function(){this[h][0].isCircuitBreakerOpen=!0}},{key:"close",value:function(){this[h][0].isCircuitBreakerOpen=!1}},{key:"shutdown",value:function(){this.removeAllListeners(),void 0===this.rotateBucketController?clearInterval(this[b]):this.removeRotateBucketControllerListener(),this.enableSnapshots&&clearInterval(this[d])}},{key:"removeRotateBucketControllerListener",value:function(){this.rotateBucketController&&this.rotateBucketController.removeListener(this[w],this.rotateBucket)}},{key:"startListeneningForRotateEvent",value:function(){this.rotateBucketController&&0===this.rotateBucketController.listenerCount(this[w],this.rotateBucket)&&this.rotateBucketController.on(this[w],this.rotateBucket)}}])&&c(t.prototype,n),Object.defineProperty(t,"prototype",{writable:!1}),o}(n(187).EventEmitter),T=function(e){return function(t){e.pop(),e.unshift(k())}},k=function(e){return{failures:0,fallbacks:0,successes:0,rejects:0,fires:0,timeouts:0,cacheHits:0,cacheMisses:0,coalesceCacheHits:0,coalesceCacheMisses:0,semaphoreRejections:0,percentiles:{},latencyTimes:[]}};e.exports=g}},t={},function n(r){var o=t[r];if(void 0!==o)return o.exports;var i=t[r]={exports:{}};return e[r](i,i.exports,n),i.exports}(524);var e,t}));
 //# sourceMappingURL=opossum.min.map

lib/cache.js

@@ -9,3 +9,3 @@ /**
     this.cache = new Map();
-    this.maxEntries = maxEntries ?? 2 ^ 24 - 1; // Max size for Map is 2 ^ 24.
+    this.maxEntries = maxEntries ?? 2 ** 24 - 1; // Max size for Map is 2^24.
   }
@@ -37,4 +37,4 @@
   set (key, value, ttl) {
-    // Evict oldest entry when at capacity.
-    if (this.cache.size === this.maxEntries) {
+    // Evict first entry when at capacity - only when it's a new key.
+    if (this.cache.size === this.maxEntries && this.get(key) === undefined) {
       this.cache.delete(this.cache.keys().next().value);
@@ -41,0 +41,0 @@ }

package.json

 {
   "name": "opossum",
-  "version": "8.3.0",
+  "version": "8.3.1",
   "author": "Red Hat, Inc.",
@@ -5,0 +5,0 @@ "license": "Apache-2.0",

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

Found 1 instance in 1 package

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Total package byte prevSize

381866

increased by0.11%

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