Don't crash if we are unable to get a response from the feature-flag endpoint.

This commit is contained in:
Cornelius Riemenschneider
2022-07-18 10:14:40 +00:00
committed by GitHub
parent d8c9c723a5
commit 01fa64cb90
3 changed files with 17 additions and 5 deletions

9
lib/feature-flags.js generated
View File

@@ -35,12 +35,17 @@ class GitHubFeatureFlags {
this.logger = logger;
}
async getValue(flag) {
const response = (await this.getApiResponse())[flag];
const response = await this.getApiResponse();
if (response === undefined) {
this.logger.debug(`No feature flags API response for ${flag}, considering it disabled.`);
return false;
}
const flag_value = response[flag];
if (flag_value === undefined) {
this.logger.debug(`Feature flag '${flag}' undefined in API response, considering it disabled.`);
return false;
}
return response;
return flag_value;
}
async getApiResponse() {
const loadApiResponse = async () => {

View File

@@ -1 +1 @@
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{"version":3,"file":"feature-flags.js","sourceRoot":"","sources":["../src/feature-flags.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;AAAA,6CAA8D;AAG9D,6CAA+B;AAM/B,IAAY,WAGX;AAHD,WAAY,WAAW;IACrB,qEAAsD,CAAA;IACtD,mEAAoD,CAAA;AACtD,CAAC,EAHW,WAAW,GAAX,mBAAW,KAAX,mBAAW,QAGtB;AAUD,MAAa,kBAAkB;IAG7B,YACU,aAAiC,EACjC,UAA4B,EAC5B,aAA4B,EAC5B,MAAc;QAHd,kBAAa,GAAb,aAAa,CAAoB;QACjC,eAAU,GAAV,UAAU,CAAkB;QAC5B,kBAAa,GAAb,aAAa,CAAe;QAC5B,WAAM,GAAN,MAAM,CAAQ;IACrB,CAAC;IAEJ,KAAK,CAAC,QAAQ,CAAC,IAAiB;QAC9B,MAAM,QAAQ,GAAG,MAAM,IAAI,CAAC,cAAc,EAAE,CAAC;QAC7C,IAAI,QAAQ,KAAK,SAAS,EAAE;YAC1B,IAAI,CAAC,MAAM,CAAC,KAAK,CACf,qCAAqC,IAAI,4BAA4B,CACtE,CAAC;YACF,OAAO,KAAK,CAAC;SACd;QACD,MAAM,UAAU,GAAG,QAAQ,CAAC,IAAI,CAAC,CAAC;QAClC,IAAI,UAAU,KAAK,SAAS,EAAE;YAC5B,IAAI,CAAC,MAAM,CAAC,KAAK,CACf,iBAAiB,IAAI,uDAAuD,CAC7E,CAAC;YACF,OAAO,KAAK,CAAC;SACd;QACD,OAAO,UAAU,CAAC;IACpB,CAAC;IAEO,KAAK,CAAC,cAAc;QAC1B,MAAM,eAAe,GAAG,KAAK,IAAI,EAAE;YACjC,iDAAiD;YACjD,IAAI,IAAI,CAAC,aAAa,CAAC,IAAI,KAAK,IAAI,CAAC,aAAa,CAAC,MAAM,EAAE;gBACzD,IAAI,CAAC,MAAM,CAAC,KAAK,CACf,8DAA8D,CAC/D,CAAC;gBACF,OAAO,EAAE,CAAC;aACX;YACD,MAAM,MAAM,GAAG,IAAA,yBAAY,EAAC,IAAI,CAAC,UAAU,CAAC,CAAC;YAC7C,IAAI;gBACF,MAAM,QAAQ,GAAG,MAAM,MAAM,CAAC,OAAO,CACnC,8DAA8D,EAC9D;oBACE,KAAK,EAAE,IAAI,CAAC,aAAa,CAAC,KAAK;oBAC/B,IAAI,EAAE,IAAI,CAAC,aAAa,CAAC,IAAI;iBAC9B,CACF,CAAC;gBACF,OAAO,QAAQ,CAAC,IAAI,CAAC;aACtB;YAAC,OAAO,CAAC,EAAE;gBACV,IAAI,IAAI,CAAC,WAAW,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC,MAAM,KAAK,GAAG,EAAE;oBAC3C,IAAI,CAAC,MAAM,CAAC,OAAO,CACjB,gGAAgG;wBAC9F,oEAAoE;wBACpE,qFAAqF;wBACrF,kFAAkF,CAAC,EAAE,CACxF,CAAC;iBACH;qBAAM;oBACL,uFAAuF;oBACvF,mFAAmF;oBACnF,2FAA2F;oBAC3F,qBAAqB;oBACrB,MAAM,IAAI,KAAK,CACb,4DAA4D,CAAC,EAAE,CAChE,CAAC;iBACH;aACF;QACH,CAAC,CAAC;QAEF,MAAM,WAAW,GAAG,IAAI,CAAC,iBAAiB,IAAI,CAAC,MAAM,eAAe,EAAE,CAAC,CAAC;QACxE,IAAI,CAAC,iBAAiB,GAAG,WAAW,CAAC;QACrC,OAAO,WAAW,CAAC;IACrB,CAAC;CACF;AAvED,gDAuEC;AAED;;;;GAIG;AACH,SAAgB,kBAAkB,CAAC,YAA2B;IAC5D,OAAO;QACL,QAAQ,EAAE,KAAK,EAAE,IAAI,EAAE,EAAE;YACvB,OAAO,YAAY,CAAC,QAAQ,CAAC,IAAI,CAAC,CAAC;QACrC,CAAC;KACF,CAAC;AACJ,CAAC;AAND,gDAMC"}

View File

@@ -31,14 +31,21 @@ export class GitHubFeatureFlags implements FeatureFlags {
) {}
async getValue(flag: FeatureFlag): Promise<boolean> {
const response = (await this.getApiResponse())[flag];
const response = await this.getApiResponse();
if (response === undefined) {
this.logger.debug(
`No feature flags API response for ${flag}, considering it disabled.`
);
return false;
}
const flag_value = response[flag];
if (flag_value === undefined) {
this.logger.debug(
`Feature flag '${flag}' undefined in API response, considering it disabled.`
);
return false;
}
return response;
return flag_value;
}
private async getApiResponse(): Promise<FeatureFlagsApiResponse> {