fix: msg missing when providers return err resolutions

Signed-off-by: Todd Baert <[email protected]>

Author: toddbaert

packages/server/src/client/internal/open-feature-client.ts

@@ -298,7 +298,7 @@ export class OpenFeatureClient implements Client {
       };
 
       if (resolutionDetails.errorCode) {
-        const err = instantiateErrorByErrorCode(resolutionDetails.errorCode);
+        const err = instantiateErrorByErrorCode(resolutionDetails.errorCode, resolutionDetails.errorMessage);
         await this.errorHooks(allHooksReversed, hookContext, err, options);
         evaluationDetails = this.getErrorEvaluationDetails(flagKey, defaultValue, err, resolutionDetails.flagMetadata);
       } else {

packages/shared/src/errors/index.ts

@@ -10,7 +10,7 @@ import { ProviderNotReadyError } from './provider-not-ready-error';
 import { TargetingKeyMissingError } from './targeting-key-missing-error';
 import { TypeMismatchError } from './type-mismatch-error';
 
-const instantiateErrorByErrorCode = (errorCode: ErrorCode, message?: string): OpenFeatureError => {
+const instantiateErrorByErrorCode = (errorCode: ErrorCode, message: string | undefined): OpenFeatureError => {
   switch (errorCode) {
     case ErrorCode.FLAG_NOT_FOUND:
       return new FlagNotFoundError(message);

packages/web/src/client/internal/open-feature-client.ts

@@ -253,7 +253,7 @@ export class OpenFeatureClient implements Client {
       };
 
       if (resolutionDetails.errorCode) {
-        const err = instantiateErrorByErrorCode(resolutionDetails.errorCode);
+        const err = instantiateErrorByErrorCode(resolutionDetails.errorCode, resolutionDetails.errorMessage);
         this.errorHooks(allHooksReversed, hookContext, err, options);
         evaluationDetails = this.getErrorEvaluationDetails(flagKey, defaultValue, err, resolutionDetails.flagMetadata);
       } else {