@harnessio/ff-javascript-client-sdk - npm Package Compare versions

Comparing version 1.29.0-rc.0 to 1.29.0-rc.1

dist/sdk.cjs.js

@@ -1,2 +0,2 @@
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dist/sdk.client-iife.js

@@ -1,2 +0,2 @@
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dist/sdk.client.js

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n=l=>{switch(l.event){case"create":c(l.evaluations)?l.evaluations.forEach(b=>{D(b)}):setTimeout(()=>ee(l.identifier),1e3);break;case"patch":c(l.evaluations)?l.evaluations.forEach(b=>{D(b)}):ee(l.identifier);break;case"delete":delete O[l.identifier],u.emit("changed",{flag:l.identifier,value:void 0,deleted:!0}),y("Evaluation deleted",{message:l,storage:O});break}},r=l=>!(!l||!l.flag||!l.identifier||!l.kind||!l.value),c=l=>!(!l||l.length==0||!l.every(b=>r(b))),f=l=>{l.event==="patch"&&(c(l.evaluations)?l.evaluations.forEach(b=>{D(b)}):k())},S=`${v.baseUrl}/stream?cluster=${s}`;g=new _(u,v,S,i,T,p,y,A,l=>{l.domain==="flag"?n(l):l.domain==="target-segment"&&f(l)}),g.start()},be=()=>{p.start()},K=(n,r)=>u.on(n,r),Re=(n,r)=>{n?u.off(n,r):te()},Se=(n,r)=>{var l;if(!R||z||r===void 0)return;let c=r,f=n,S=C.find(b=>b.featureIdentifier===f&&b.featureValue===c);S?(G(S),S.variationIdentifier=((l=I[f])==null?void 0:l.identifier)||""):C.push({featureIdentifier:f,featureValue:c,count:1,variationIdentifier:I[f].identifier||"",lastAccessed:Date.now()})},te=()=>{a=!0,v.streamEnabled&&(y("Closing event stream"),typeof(g==null?void 0:g.close)=="function"&&g.close(),u.all.clear()),v.pollingEnabled&&p.isPolling()&&(y("Closing Poller"),p.stop()),O=Z(),I={},clearTimeout(d)},ie=(n,r=!0)=>{n.length&&q(()=>{let c=!!Object.keys(I).length;if(n.forEach(D),!c){L();let f=w({},O);m(),u.emit("ready",f)}},r)};return{on:K,off:Re,close:te,setEvaluations:ie,registerAPIRequestMiddleware:n=>{x=J(n)},refreshEvaluations:()=>{Q&&!a&&Date.now()-X>=6e4&&(k(),X=Date.now())},variation:(n,r,c=!1)=>ue(n,r,O,Se,c)}};export{N as Event,bt as initialize};
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t.storage)||!("removeItem"in t.storage)?globalThis.localStorage?e=globalThis.localStorage:globalThis.sessionStorage?e=globalThis.sessionStorage:e=Le:e=t.storage,{getItem(a){return E(this,null,function*(){let o=e.getItem(a);return o instanceof Promise?yield o:o})},setItem(a,o){return E(this,null,function*(){let l=e.setItem(a,o);l instanceof Promise&&(yield l)})},removeItem(a){return E(this,null,function*(){let o=e.removeItem(a);o instanceof Promise&&(yield o)})}}}var Le={getItem:()=>null,setItem:()=>{},removeItem:()=>{}};var me="1.26.1",he=`Javascript ${me} Client`,He=500,$e=globalThis.fetch,X=!!globalThis.Proxy,St=(t,e,i)=>{let a=!1,o,l,g,v,R,u,S=!0,C={},F=W(n=>n),z=0,Q=!1,_=()=>{S=!1},L=()=>{S=!0},d=[],h=le(),p=ce(i),b=(n,...r)=>{p.debug&&p.logger.debug(`[FF-SDK] ${n}`,...r)},A=(n,...r)=>{p.logger.error(`[FF-SDK] ${n}`,...r)},pe=(n,...r)=>{p.logger.warn(`[FF-SDK] ${n}`,...r)},H=n=>{let{value:r}=n;try{switch(n.kind.toLowerCase()){case"int":case"number":r=Number(r);break;case"boolean":r=r.toString().toLowerCase()==="true";break;case"json":r=JSON.parse(r);break}}catch(c){A(c)}return r},$=n=>{if(S){let r=Date.now();r-n.lastAccessed>He&&(n.count++,n.lastAccessed=r)}},ve=()=>E(void 0,null,function*(){if(p.cache){b("initializing cache");try{let n=!0,r=yield fe(e.identifier+t,typeof p.cache=="boolean"?{}:p.cache),c=yield r.loadFromCache();c!=null&&c.length&&j(()=>{b("loading from cache",c),ie(c,!1),h.emit("cache loaded",c)}),B("flags loaded",m=>E(void 0,null,function*(){yield r.saveToCache(m),n=!1})),B("changed",m=>E(void 0,null,function*(){n||(m.deleted?yield r.removeCachedEvaluation(m.flag):yield r.updateCachedEvaluation(m))}))}catch(n){A("Cache error: ",n),h.emit("cache error",n),h.emit("error",n)}}}),Ee=(n,r)=>E(void 0,null,function*(){let c=`${r.baseUrl}/client/auth`,m={method:"POST",headers:{"Content-Type":"application/json","Harness-SDK-Info":he},body:JSON.stringify({apiKey:n,target:U(w({},e),{identifier:String(e.identifier)})})},y,s;window.AbortController&&p.authRequestReadTimeout>0?(s=new AbortController,m.signal=s.signal,y=window.setTimeout(()=>s.abort(),r.authRequestReadTimeout)):r.authRequestReadTimeout>0&&pe("AbortController is not available, auth request will not timeout");try{let f=yield $e(c,m);if(!f.ok)throw new Error(`${f.status}: ${f.statusText}`);return(yield f.json()).authToken}catch(f){if(s&&s.signal.aborted)throw new Error(`Request to ${c} failed: Request timeout via configured authRequestTimeout of ${p.authRequestReadTimeout}`);let O=f instanceof Error?f.message:String(f);throw new Error(`Request to ${c} failed: ${O}`)}finally{y&&clearTimeout(y)}}),G=0,q=()=>{if(d.length){b("Sending metrics...",{metrics:d,evaluations:I});let n={metricsData:d.map(r=>({timestamp:Date.now(),count:r.count,metricsType:"FFMETRICS",attributes:[{key:"featureIdentifier",value:r.featureIdentifier},{key:"featureName",value:r.featureIdentifier},{key:"variationIdentifier",value:r.variationIdentifier},{key:"target",value:e.identifier},{key:"SDK_NAME",value:"JavaScript"},{key:"SDK_LANGUAGE",value:"JavaScript"},{key:"SDK_TYPE",value:"client"},{key:"SDK_VERSION",value:me}]}))};F(`${p.eventUrl}/metrics/${o}?cluster=${l}`,{method:"POST",headers:w({"Content-Type":"application/json"},C),body:JSON.stringify(n)}).then(()=>{d=[],G=0}).catch(r=>{G++&&(d=[],G=0),b(r),h.emit("metrics error",r)}).finally(()=>{u=window.setTimeout(q,p.eventsSyncInterval)})}else u=window.setTimeout(q,p.eventsSyncInterval)},I={},Re=n=>{b("Sending event for",n.flag),X?h.emit("changed",new Proxy(n,{get(r,c){var m;if(S&&r.hasOwnProperty(c)&&c==="value"){let y=r.flag,s=n.value,f=d.find(O=>O.featureIdentifier===y&&O.featureValue===s);f?($(f),f.variationIdentifier=((m=I[y])==null?void 0:m.identifier)||""):d.push({featureIdentifier:y,featureValue:String(s),variationIdentifier:I[y].identifier||"",count:1,lastAccessed:Date.now()}),b("Metrics event: Flag",c,"has been read with value via stream update",s)}return c==="value"?H(n):n[c]}})):h.emit("changed",{deleted:n.deleted,flag:n.flag,value:H(n)})},Z=function(){return X?new Proxy({},{get(n,r){var m,y,s;let c=n[r];if(S&&n.hasOwnProperty(r)){let f=n[r],O=d.find(ne=>ne.featureIdentifier===r&&f===ne.featureValue);O?(O.variationIdentifier=((m=I[r])==null?void 0:m.identifier)||"",$(O)):d.push({featureIdentifier:r,featureValue:f,variationIdentifier:((y=I[r])==null?void 0:y.identifier)||"",count:1,lastAccessed:Date.now()}),b("Metrics event: Flag:",r,"has been read with value:",f,"variationIdentifier:",(s=I[r])==null?void 0:s.identifier)}return c}}):{}},T=Z();ve().then(()=>Ee(t,p).then(n=>E(void 0,null,function*(){if(a)return;R=n;let r=se(n);C={Authorization:`Bearer ${R}`,"Harness-AccountID":r.accountID,"Harness-EnvironmentID":r.environmentIdentifier,"Harness-SDK-Info":he};let c=ue(e);c.length<262144&&(C["Harness-Target"]=c),b("Authenticated",r),u=window.setTimeout(q,p.eventsSyncInterval),o=r.environment,l=r.clusterIdentifier;let m=!!Object.keys(I).length;if((yield M()).type==="success"&&b("Fetch all flags ok",T),!a){if(p.streamEnabled?(b("Streaming mode enabled"),be()):p.pollingEnabled?(b("Polling mode enabled"),ye()):b("Streaming and polling mode disabled"),!m){_();let s=w({},T);L(),h.emit("ready",s)}Q=!0}})).catch(n=>{A("Authentication error: ",n),h.emit("auth error",n),h.emit("error",n)}));let M=()=>E(void 0,null,function*(){try{let n=yield F(`${p.baseUrl}/client/env/${o}/target/${e.identifier}/evaluations?cluster=${l}`,{headers:C});if(n.ok){let r=yield n.json();return r.forEach(D),h.emit("flags loaded",r),{type:"success",data:r}}else return A("Features fetch operation error: ",n),h.emit("fetch flags error",n),h.emit("error",n),{type:"error",error:n}}catch(n){return A("Features fetch operation error: ",n),h.emit("fetch flags error",n),h.emit("error",n),{type:"error",error:n}}}),ee=n=>E(void 0,null,function*(){try{let r=yield F(`${p.baseUrl}/client/env/${o}/target/${e.identifier}/evaluations/${n}?cluster=${l}`,{headers:C});if(r.ok){let c=yield r.json();D(c)}else A("Feature fetch operation error: ",r),h.emit("fetch flag error",r),h.emit("error",r)}catch(r){A("Feature fetch operation error: ",r),h.emit("fetch flag error",r),h.emit("error",r)}}),D=n=>{_();let r=H(n);r!==T[n.flag]&&(b("Flag variation has changed for ",n.identifier),T[n.flag]=r,I[n.flag]=U(w({},n),{value:r}),Re(n)),L()};v=new x(M,p,h,b,A);let be=()=>{let n=s=>{switch(s.event){case"create":c(s.evaluations)?s.evaluations.forEach(f=>{D(f)}):setTimeout(()=>ee(s.identifier),1e3);break;case"patch":c(s.evaluations)?s.evaluations.forEach(f=>{D(f)}):ee(s.identifier);break;case"delete":delete T[s.identifier],h.emit("changed",{flag:s.identifier,value:void 0,deleted:!0}),b("Evaluation deleted",{message:s,storage:T});break}},r=s=>!(!s||!s.flag||!s.identifier||!s.kind||!s.value),c=s=>!(!s||s.length==0||!s.every(f=>r(f))),m=s=>{s.event==="patch"&&(c(s.evaluations)?s.evaluations.forEach(f=>{D(f)}):M())},y=`${p.baseUrl}/stream?cluster=${l}`;g=new V(h,p,y,t,C,v,b,A,s=>{s.domain==="flag"?n(s):s.domain==="target-segment"&&m(s)},p.maxStreamRetries),g.start()},ye=()=>{v.start()},B=(n,r)=>h.on(n,r),Se=(n,r)=>{n?h.off(n,r):te()},Ie=(n,r)=>{var s;if(!S||X||r===void 0)return;let c=r,m=n,y=d.find(f=>f.featureIdentifier===m&&f.featureValue===c);y?($(y),y.variationIdentifier=((s=I[m])==null?void 0:s.identifier)||""):d.push({featureIdentifier:m,featureValue:c,count:1,variationIdentifier:I[m].identifier||"",lastAccessed:Date.now()})},te=()=>{a=!0,p.streamEnabled&&(b("Closing event stream"),typeof(g==null?void 0:g.close)=="function"&&g.close(),h.all.clear()),p.pollingEnabled&&v.isPolling()&&(b("Closing Poller"),v.stop()),T=Z(),I={},clearTimeout(u)},ie=(n,r=!0)=>{n.length&&j(()=>{let c=!!Object.keys(I).length;if(n.forEach(D),!c){_();let m=w({},T);L(),h.emit("ready",m)}},r)};return{on:B,off:Se,close:te,setEvaluations:ie,registerAPIRequestMiddleware:n=>{F=W(n)},refreshEvaluations:()=>{Q&&!a&&Date.now()-z>=6e4&&(M(),z=Date.now())},variation:(n,r,c=!1)=>ge(n,r,T,Ie,h,c)}};export{P as Event,St as initialize};

dist/sdk.esm.js

@@ -1,2 +0,2 @@
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Polling mode is disabled and will receive no further flag updates until SDK client is restarted.");return}setTimeout(()=>this.start(),u)},l=u=>{this.retriesExhausted||(u&&this.logDebugMessage("Stream has issue",u),this.fallBackToPolling(),this.eventBus.emit("stream error",u),this.eventBus.emit("error",u),s())},m=C({"Cache-Control":"no-cache",Accept:"text/event-stream","API-Key":this.apiKey},this.standardHeaders);this.logDebugMessage("SSE HTTP start request",this.url),this.xhr=new XMLHttpRequest,this.xhr.open("GET",this.url);for(let[u,S]of Object.entries(m))this.xhr.setRequestHeader(u,S);this.xhr.timeout=24*60*60*1e3,this.xhr.onerror=()=>{this.connectionOpened=!1,l("XMLHttpRequest error on SSE stream")},this.xhr.onabort=()=>{this.connectionOpened=!1,this.logDebugMessage("SSE aborted"),this.closed||l(null)},this.xhr.ontimeout=()=>{this.connectionOpened=!1,l("SSE timeout")},this.xhr.onload=()=>{l(`Received XMLHttpRequest onLoad event: ${this.xhr.status}`)};let p=0,R=Date.now();this.xhr.onprogress=()=>{this.connectionOpened||(o(),this.connectionOpened=!0,this.disconnectEventEmitted=!1),this.stopFallBackPolling(),R=Date.now();let u=this.xhr.responseText.slice(p);p+=u.length,this.logDebugMessage("SSE GOT: "+u),e(u)},this.readTimeoutCheckerId=setInterval(()=>{R<Date.now()-oe&&(this.logDebugMessage("SSE read timeout"),this.xhr.abort())},oe),this.xhr.send()}close(){this.connectionOpened=!1,this.closed=!0,this.xhr&&this.xhr.abort(),clearInterval(this.readTimeoutCheckerId),this.eventBus.emit("stopped"),this.stopFallBackPolling()}fallBackToPolling(){!this.fallbackPoller.isPolling()&&this.configurations.pollingEnabled&&(this.logDebugMessage("Falling back to polling mode while stream recovers"),this.fallbackPoller.start())}stopFallBackPolling(){this.fallbackPoller.isPolling()&&(this.logDebugMessage("Stopping fallback polling mode"),this.fallbackPoller.stop())}logDebugMessage(e,...n){this.configurations.debug&&this.logDebug(`Streaming:  ${e}`,...n)}logErrorMessage(e,...n){this.logError(`Streaming:  ${e}`,...n)}};function se(r,e,n,o,s,l){let m=r in n,p=m?n[r]:e;return m?o(r,p):s.emit("default variation returned",{flag:r,valueReturned:e}),l?{value:p,isDefaultValue:!m}:p}var F=class{constructor(e,n,o,s,l){this.fetchFlagsFn=e;this.configurations=n;this.eventBus=o;this.logDebug=s;this.logError=l;this.maxAttempts=5}start(){if(this.isPolling()){this.logDebugMessage("Already polling.");return}this.isRunning=!0,this.eventBus.emit("polling"),this.logDebugMessage(`Starting poller, first poll will be in ${this.configurations.pollingInterval}ms`),this.timeoutId=setTimeout(()=>this.poll(),this.configurations.pollingInterval)}poll(){this.isRunning&&this.attemptFetch().finally(()=>{this.isRunning&&(this.timeoutId=setTimeout(()=>this.poll(),this.configurations.pollingInterval))})}attemptFetch(){return E(this,null,function*(){for(let e=1;e<=this.maxAttempts;e++){let n=yield this.fetchFlagsFn();if(n.type==="success"){this.logDebugMessage(`Successfully polled for flag updates, next poll in ${this.configurations.pollingInterval}ms. `);return}if(this.logErrorMessage("Error when polling for flag updates",n.error),e>=this.maxAttempts){this.logDebugMessage(`Maximum attempts reached for polling for flags. Next poll in ${this.configurations.pollingInterval}ms.`);return}this.logDebugMessage(`Polling for flags attempt #${e} failed. Remaining attempts: ${this.maxAttempts-e}`,n.error);let o=N(1e3,1e4);yield new Promise(s=>setTimeout(s,o))}})}stop(){this.timeoutId&&(this.isRunning=!1,clearTimeout(this.timeoutId),this.timeoutId=void 0,this.eventBus.emit("polling stopped"),this.logDebugMessage("Polling stopped"))}isPolling(){return this.isRunning}logDebugMessage(e,...n){this.configurations.debug&&this.logDebug(`Poller: ${e}`,...n)}logErrorMessage(e,...n){this.logError(`Poller: ${e}`,...n)}};function le(n){return E(this,arguments,function*(r,e={}){let o=yield De(r),s=Pe(e);return{loadFromCache:()=>j(o,s,e),saveToCache:l=>W(o,s,l),updateCachedEvaluation:l=>we(o,s,l),removeCachedEvaluation:l=>Oe(o,s,l)}})}function j(o,s){return E(this,arguments,function*(r,e,n={}){let l=parseInt(yield e.getItem(r+".ts"));if(n!=null&&n.ttl&&!isNaN(l)&&l+n.ttl<Date.now())return yield Te(r,e),[];let m=yield e.getItem(r);if(m)try{return JSON.parse(m)}catch(p){}return[]})}function Te(r,e){return E(this,null,function*(){yield 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r.storage)||!("removeItem"in r.storage)?globalThis.localStorage?e=globalThis.localStorage:globalThis.sessionStorage?e=globalThis.sessionStorage:e=Fe:e=r.storage,{getItem(o){return E(this,null,function*(){let s=e.getItem(o);return s instanceof Promise?yield s:s})},setItem(o,s){return E(this,null,function*(){let l=e.setItem(o,s);l instanceof Promise&&(yield l)})},removeItem(o){return E(this,null,function*(){let s=e.removeItem(o);s instanceof Promise&&(yield s)})}}}var Fe={getItem:()=>null,setItem:()=>{},removeItem:()=>{}};var ue="1.26.1",ce=`Javascript ${ue} Client`,Ne=500,Ve=globalThis.fetch,J=!!globalThis.Proxy,mt=(r,e,n)=>{let o=!1,s,l,m,p,R,u,S=!0,A={},x=K(t=>t),Y=0,X=!1,_=()=>{S=!1},k=()=>{S=!0},g=[],f=Me(),v=re(n),b=(t,...i)=>{v.debug&&v.logger.debug(`[FF-SDK] ${t}`,...i)},T=(t,...i)=>{v.logger.error(`[FF-SDK] ${t}`,...i)},ge=(t,...i)=>{v.logger.warn(`[FF-SDK] ${t}`,...i)},L=t=>{let{value:i}=t;try{switch(t.kind.toLowerCase()){case"int":case"number":i=Number(i);break;case"boolean":i=i.toString().toLowerCase()==="true";break;case"json":i=JSON.parse(i);break}}catch(c){T(c)}return i},H=t=>{if(S){let i=Date.now();i-t.lastAccessed>Ne&&(t.count++,t.lastAccessed=i)}},de=()=>E(void 0,null,function*(){if(v.cache){b("initializing cache");try{let t=!0,i=yield le(e.identifier+r,typeof v.cache=="boolean"?{}:v.cache),c=yield i.loadFromCache();c!=null&&c.length&&U(()=>{b("loading from cache",c),ee(c,!1),f.emit("cache loaded",c)}),q("flags loaded",h=>E(void 0,null,function*(){yield i.saveToCache(h),t=!1})),q("changed",h=>E(void 0,null,function*(){t||(h.deleted?yield i.removeCachedEvaluation(h.flag):yield i.updateCachedEvaluation(h))}))}catch(t){T("Cache error: ",t),f.emit("cache error",t),f.emit("error",t)}}}),fe=(t,i)=>E(void 0,null,function*(){let c=`${i.baseUrl}/client/auth`,h={method:"POST",headers:{"Content-Type":"application/json","Harness-SDK-Info":ce},body:JSON.stringify({apiKey:t,target:B(C({},e),{identifier:String(e.identifier)})})},y,a;window.AbortController&&v.authRequestReadTimeout>0?(a=new AbortController,h.signal=a.signal,y=window.setTimeout(()=>a.abort(),i.authRequestReadTimeout)):i.authRequestReadTimeout>0&&ge("AbortController is not available, auth request will not timeout");try{let d=yield Ve(c,h);if(!d.ok)throw new Error(`${d.status}: ${d.statusText}`);return(yield d.json()).authToken}catch(d){if(a&&a.signal.aborted)throw new Error(`Request to ${c} failed: Request timeout via configured authRequestTimeout of ${v.authRequestReadTimeout}`);let O=d instanceof Error?d.message:String(d);throw new Error(`Request to ${c} failed: ${O}`)}finally{y&&clearTimeout(y)}}),$=0,G=()=>{if(g.length){b("Sending metrics...",{metrics:g,evaluations:I});let t={metricsData:g.map(i=>({timestamp:Date.now(),count:i.count,metricsType:"FFMETRICS",attributes:[{key:"featureIdentifier",value:i.featureIdentifier},{key:"featureName",value:i.featureIdentifier},{key:"variationIdentifier",value:i.variationIdentifier},{key:"target",value:e.identifier},{key:"SDK_NAME",value:"JavaScript"},{key:"SDK_LANGUAGE",value:"JavaScript"},{key:"SDK_TYPE",value:"client"},{key:"SDK_VERSION",value:ue}]}))};x(`${v.eventUrl}/metrics/${s}?cluster=${l}`,{method:"POST",headers:C({"Content-Type":"application/json"},A),body:JSON.stringify(t)}).then(()=>{g=[],$=0}).catch(i=>{$++&&(g=[],$=0),b(i),f.emit("metrics error",i)}).finally(()=>{u=window.setTimeout(G,v.eventsSyncInterval)})}else u=window.setTimeout(G,v.eventsSyncInterval)},I={},he=t=>{b("Sending event for",t.flag),J?f.emit("changed",new Proxy(t,{get(i,c){var h;if(S&&i.hasOwnProperty(c)&&c==="value"){let y=i.flag,a=t.value,d=g.find(O=>O.featureIdentifier===y&&O.featureValue===a);d?(H(d),d.variationIdentifier=((h=I[y])==null?void 0:h.identifier)||""):g.push({featureIdentifier:y,featureValue:String(a),variationIdentifier:I[y].identifier||"",count:1,lastAccessed:Date.now()}),b("Metrics event: Flag",c,"has been read with value via stream update",a)}return c==="value"?L(t):t[c]}})):f.emit("changed",{deleted:t.deleted,flag:t.flag,value:L(t)})},z=function(){return J?new Proxy({},{get(t,i){var h,y,a;let c=t[i];if(S&&t.hasOwnProperty(i)){let d=t[i],O=g.find(te=>te.featureIdentifier===i&&d===te.featureValue);O?(O.variationIdentifier=((h=I[i])==null?void 0:h.identifier)||"",H(O)):g.push({featureIdentifier:i,featureValue:d,variationIdentifier:((y=I[i])==null?void 0:y.identifier)||"",count:1,lastAccessed:Date.now()}),b("Metrics event: Flag:",i,"has been read with value:",d,"variationIdentifier:",(a=I[i])==null?void 0:a.identifier)}return c}}):{}},w=z();de().then(()=>fe(r,v).then(t=>E(void 0,null,function*(){if(o)return;R=t;let i=xe(t);A={Authorization:`Bearer ${R}`,"Harness-AccountID":i.accountID,"Harness-EnvironmentID":i.environmentIdentifier,"Harness-SDK-Info":ce};let c=ae(e);c.length<262144&&(A["Harness-Target"]=c),b("Authenticated",i),u=window.setTimeout(G,v.eventsSyncInterval),s=i.environment,l=i.clusterIdentifier;let h=!!Object.keys(I).length;if((yield M()).type==="success"&&b("Fetch all flags ok",w),!o){if(v.streamEnabled?(b("Streaming mode enabled"),me()):v.pollingEnabled?(b("Polling mode enabled"),ve()):b("Streaming and polling mode disabled"),!h){_();let a=C({},w);k(),f.emit("ready",a)}X=!0}})).catch(t=>{T("Authentication error: ",t),f.emit("auth error",t),f.emit("error",t)}));let M=()=>E(void 0,null,function*(){try{let t=yield x(`${v.baseUrl}/client/env/${s}/target/${e.identifier}/evaluations?cluster=${l}`,{headers:A});if(t.ok){let i=yield t.json();return i.forEach(D),f.emit("flags loaded",i),{type:"success",data:i}}else return T("Features fetch operation 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w[a.identifier],f.emit("changed",{flag:a.identifier,value:void 0,deleted:!0}),b("Evaluation deleted",{message:a,storage:w});break}},i=a=>!(!a||!a.flag||!a.identifier||!a.kind||!a.value),c=a=>!(!a||a.length==0||!a.every(d=>i(d))),h=a=>{a.event==="patch"&&(c(a.evaluations)?a.evaluations.forEach(d=>{D(d)}):M())},y=`${v.baseUrl}/stream?cluster=${l}`;m=new V(f,v,y,r,A,p,b,T,a=>{a.domain==="flag"?t(a):a.domain==="target-segment"&&h(a)},v.maxStreamRetries),m.start()},ve=()=>{p.start()},q=(t,i)=>f.on(t,i),pe=(t,i)=>{t?f.off(t,i):Z()},Ee=(t,i)=>{var a;if(!S||J||i===void 0)return;let c=i,h=t,y=g.find(d=>d.featureIdentifier===h&&d.featureValue===c);y?(H(y),y.variationIdentifier=((a=I[h])==null?void 0:a.identifier)||""):g.push({featureIdentifier:h,featureValue:c,count:1,variationIdentifier:I[h].identifier||"",lastAccessed:Date.now()})},Z=()=>{o=!0,v.streamEnabled&&(b("Closing event stream"),typeof(m==null?void 0:m.close)=="function"&&m.close(),f.all.clear()),v.pollingEnabled&&p.isPolling()&&(b("Closing Poller"),p.stop()),w=z(),I={},clearTimeout(u)},ee=(t,i=!0)=>{t.length&&U(()=>{let c=!!Object.keys(I).length;if(t.forEach(D),!c){_();let h=C({},w);k(),f.emit("ready",h)}},i)};return{on:q,off:pe,close:Z,setEvaluations:ee,registerAPIRequestMiddleware:t=>{x=K(t)},refreshEvaluations:()=>{X&&!o&&Date.now()-Y>=6e4&&(M(),Y=Date.now())},variation:(t,i,c=!1)=>se(t,i,w,Ee,f,c)}};export{P as Event,mt as initialize};

dist/stream.d.ts

@@ -14,2 +14,3 @@ import { type Options, StreamEvent } from './types';
     private eventCallback;
+    private maxRetries;
     private xhr;
@@ -20,3 +21,5 @@ private closed;
     private disconnectEventEmitted;
-    constructor(eventBus: Emitter, configurations: Options, url: string, apiKey: string, standardHeaders: Record<string, string>, fallbackPoller: Poller, logDebug: (...data: any[]) => void, logError: (...data: any[]) => void, eventCallback: (e: StreamEvent) => void);
+    private reconnectAttempts;
+    private retriesExhausted;
+    constructor(eventBus: Emitter, configurations: Options, url: string, apiKey: string, standardHeaders: Record<string, string>, fallbackPoller: Poller, logDebug: (...data: any[]) => void, logError: (...data: any[]) => void, eventCallback: (e: StreamEvent) => void, maxRetries: number);
     start(): void;
@@ -23,0 +26,0 @@ close(): void;

dist/types.d.ts

@@ -30,3 +30,4 @@ export interface Target {
     ERROR_FETCH_FLAG = "fetch flag error",
-    ERROR_STREAM = "stream error"
+    ERROR_STREAM = "stream error",
+    ERROR_DEFAULT_VARIATION_RETURNED = "default variation returned"
 }
@@ -68,2 +69,6 @@ export type VariationValue = boolean | string | number | object | undefined;
     [Event.ERROR_METRICS]: (error: unknown) => void;
+    [Event.ERROR_DEFAULT_VARIATION_RETURNED]: (payload: {
+        flag: string;
+        defaultVariation: VariationValue;
+    }) => void;
 }
@@ -127,2 +132,8 @@ export type EventOnBinding = <K extends keyof EventCallbackMapping>(event: K, callback: EventCallbackMapping[K]) => void;
      */
+    authRequestReadTimeout?: number;
+    /**
+     * The timeout in milliseconds for the authentication request to read the response.
+     * If the request takes longer than this timeout, it will be aborted and the SDK will fail to initialize, and `ERROR_AUTH` and `ERROR` events will be emitted.
+     * @default 0 (no timeout)
+     */
     debug?: boolean;
@@ -139,2 +150,7 @@ /**
     logger?: Logger;
+    /**
+     * By default, the stream will attempt to reconnect indefinitely if it disconnects. Use this option to limit
+     * the number of attempts it will make.
+     */
+    maxStreamRetries?: number;
 }
@@ -141,0 +157,0 @@ export interface MetricsInfo {

dist/variation.d.ts

@@ -1,2 +0,3 @@
-import type { VariationValue, VariationValueWithDebug } from './types';
-export declare function getVariation(identifier: string, defaultValue: any, storage: Record<string, any>, metricsHandler: (flag: string, value: any) => void, withDebug?: boolean): VariationValue | VariationValueWithDebug;
+import { type VariationValue, type VariationValueWithDebug } from './types';
+import type { Emitter } from 'mitt';
+export declare function getVariation(identifier: string, defaultValue: any, storage: Record<string, any>, metricsHandler: (flag: string, value: any) => void, eventBus: Emitter, withDebug?: boolean): VariationValue | VariationValueWithDebug;

package.json

 {
   "name": "@harnessio/ff-javascript-client-sdk",
-  "version": "1.29.0-rc.0",
+  "version": "1.29.0-rc.1",
   "author": "Harness",
@@ -5,0 +5,0 @@ "license": "Apache-2.0",

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Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

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Total package byte prevSize

111003

increased by6.42%

Lines of code

542

increased by8.18%

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