{"record":{"id":"d727488f4ebfce7e","repo":"JuliusBrussee/caveman","slug":"cacheengine-unknown-mode-q","errorCode":null,"errorMessage":"cacheengine: unknown mode %q","messagePattern":"cacheengine: unknown mode %q","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cacheengine/engine.go","lineNumber":286,"sourceCode":"func validatePlanRequest(request PlanRequest) error {\n\tif !validIdentity(request.Scope, 4096, false) {\n\t\treturn errors.New(\"cacheengine: invalid scope\")\n\t}\n\tif !validIdentity(request.Epoch, 4096, false) {\n\t\treturn errors.New(\"cacheengine: invalid epoch\")\n\t}\n\tif !validIdentity(request.PartitionKey, 4096, true) {\n\t\treturn errors.New(\"cacheengine: invalid partition key\")\n\t}\n\tif request.ExpectedCalls < 0 || request.ExpectedRequestsPerMinute < 0 {\n\t\treturn errors.New(\"cacheengine: negative traffic expectation\")\n\t}\n\tprofile := normalizedProfile(request.Profile)\n\tif !validIdentity(profile.ID, 256, false) || !validIdentity(profile.Provider, 64, true) || !validIdentity(profile.OptimizerID, 256, true) {\n\t\treturn errors.New(\"cacheengine: invalid profile identity\")\n\t}\n\tif profile.Mode != ModeUnsupported && profile.Mode != ModeImplicit && profile.Mode != ModeAffinity && profile.Mode != ModeExplicit {\n\t\treturn fmt.Errorf(\"cacheengine: unknown mode %q\", profile.Mode)\n\t}\n\tif profile.Mode != ModeUnsupported {\n\t\tif profile.MaxBreakpoints <= 0 || profile.MinPrefixTokens < 0 || profile.MaxRPMPerKey < 0 || profile.TTL < 0 {\n\t\t\treturn errors.New(\"cacheengine: invalid cache thresholds\")\n\t\t}\n\t\tswitch profile.Attribution {\n\t\tcase AttributionNone, AttributionOrganic, AttributionAffinity, AttributionCausal:\n\t\tdefault:\n\t\t\treturn fmt.Errorf(\"cacheengine: unknown attribution %q\", profile.Attribution)\n\t\t}\n\t\tif profile.EconomicsKnown && (!finiteNonNegative(profile.WriteMultiplier) || !finiteNonNegative(profile.ReadMultiplier)) {\n\t\t\treturn errors.New(\"cacheengine: invalid cache economics\")\n\t\t}\n\t}\n\treturn nil\n}\n\nfunc normalizedProfile(profile Profile) Profile {","sourceCodeStart":268,"sourceCodeEnd":304,"githubUrl":"https://github.com/JuliusBrussee/caveman/blob/27d5a3981a347890211bb1bf2439e5c821a63bc9/cacheengine/engine.go#L268-L304","documentation":"Error \"cacheengine: unknown mode %q\" thrown in JuliusBrussee/caveman.","triggerScenarios":"Thrown at cacheengine/engine.go:286 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Use a known cache engine mode."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"27d5a3981a347890211bb1bf2439e5c821a63bc9","analyzedAt":"2026-08-15T09:26:11.751Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}