255     std::string errorMsgs;  in updatePerPackageThresholds()  local
258             StringAppendF(&errorMsgs, "\tSkipping per-package threshold without package name\n");  in updatePerPackageThresholds()
263             StringAppendF(&errorMsgs,  in updatePerPackageThresholds()
270             StringAppendF(&errorMsgs, "\tDuplicate threshold received for package '%s'\n",  in updatePerPackageThresholds()
275     return errorMsgs.empty() ? Result<void>{} : Error() << errorMsgs;  in updatePerPackageThresholds()
285     std::string errorMsgs;  in updateSafeToKillPackages()  local
288             StringAppendF(&errorMsgs, "\tSkipping empty safe-to-kill package name");  in updateSafeToKillPackages()
294     return errorMsgs.empty() ? Result<void>{} : Error() << errorMsgs;  in updateSafeToKillPackages()
361     std::string errorMsgs;  in updatePerCategoryThresholds()  local
364             StringAppendF(&errorMsgs, "\tInvalid category specific thresholds: '%s'\n",  in updatePerCategoryThresholds()
370             StringAppendF(&errorMsgs, "\tInvalid application category '%s'\n",  in updatePerCategoryThresholds()
375                 StringAppendF(&errorMsgs, "\tDuplicate threshold received for category: '%s'\n",  in updatePerCategoryThresholds()
381     return errorMsgs.empty() ? Result<void>{} : Error() << errorMsgs;  in updatePerCategoryThresholds()
387     std::string errorMsgs;  in updateAlertThresholds()  local
390             StringAppendF(&errorMsgs, "\tInvalid system-wide alert threshold: %s\n",  in updateAlertThresholds()
395             StringAppendF(&errorMsgs,  in updateAlertThresholds()
403     return errorMsgs.empty() ? Result<void>{} : Error() << errorMsgs;  in updateAlertThresholds()
507     std::string errorMsgs;  in update()  local
528             StringAppendF(&errorMsgs, "\t\t%s", result.error().message().c_str());  in update()
541             StringAppendF(&errorMsgs, "%s\t\t%s", !errorMsgs.empty() ? "\n" : "",  in update()
553             StringAppendF(&errorMsgs, "%s\t\t%s", !errorMsgs.empty() ? "\n" : "",  in update()
564             StringAppendF(&errorMsgs, "%s\t\t%s", !errorMsgs.empty() ? "\n" : "",  in update()
573         StringAppendF(&errorMsgs, "%s\t\tReceived values for non-updatable configs: [%s]",  in update()
574                       !errorMsgs.empty() ? "\n" : "", nonUpdatableConfigMsgs.c_str());  in update()
576     if (!errorMsgs.empty()) {  in update()
577         return Error() << errorMsgs.c_str();  in update()