{"record":{"id":"0ac5f2ff3984fdbf","repo":"grafana/k6","slug":"parsing-waitforfunction-options-w","errorCode":null,"errorMessage":"parsing waitForFunction options: %w","messagePattern":"parsing waitForFunction options: %w","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"internal/js/modules/k6/browser/browser/page_mapping.go","lineNumber":822,"sourceCode":"\t\t\t\treturn nil, nil\n\t\t\t})\n\t\t\tif pageEvent.wait {\n\t\t\t\tif _, err := wait(); errors.Is(err, context.Canceled) {\n\t\t\t\t\treturn errors.New(\"iteration ended before page.on handler completed executing\")\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn nil\n\t\t})\n\t}\n}\n\nfunc parseWaitForFunctionArgs(\n\tctx context.Context, timeout time.Duration, pageFunc, opts sobek.Value, gargs ...sobek.Value,\n) (string, *common.FrameWaitForFunctionOptions, []any, error) {\n\tpopts := common.NewFrameWaitForFunctionOptions(timeout)\n\terr := popts.Parse(ctx, opts)\n\tif err != nil {\n\t\treturn \"\", nil, nil, fmt.Errorf(\"parsing waitForFunction options: %w\", err)\n\t}\n\n\tjs := pageFunc.ToString().String()\n\t_, isCallable := sobek.AssertFunction(pageFunc)\n\tif !isCallable {\n\t\tjs = fmt.Sprintf(\"() => (%s)\", js)\n\t}\n\n\treturn js, popts, exportArgs(gargs), nil\n}\n\n// parseStringOrRegex parses a sobek.Value to return either a quoted string if it was a string,\n// or a raw string if it was a JS RegExp object or another type.\n//\n// Some getBy* APIs work with single quotes and some work with double quotes.\n// This inconsistency seems to stem from the injected code copied from\n// Playwright itself.\n//","sourceCodeStart":804,"sourceCodeEnd":840,"githubUrl":"https://github.com/grafana/k6/blob/93accf6570dcd306ca5e99cc44c393ee3797761b/internal/js/modules/k6/browser/browser/page_mapping.go#L804-L840","documentation":"Error \"parsing waitForFunction options: %w\" thrown in grafana/k6.","triggerScenarios":"Thrown at internal/js/modules/k6/browser/browser/page_mapping.go:822 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"93accf6570dcd306ca5e99cc44c393ee3797761b","analyzedAt":"2026-08-15T21:23:27.118Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}