{"record":{"id":"40f9a54aef1fb717","repo":"jackc/pgx","slug":"invalid-multirange-expected-got-v","errorCode":null,"errorMessage":"invalid multirange, expected '{' got %v","messagePattern":"invalid multirange, expected '\\{' got (.+?)","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pgtype/multirange.go","lineNumber":345,"sourceCode":"\tvar multirange Multirange[Range[any]]\n\terr := m.PlanScan(oid, format, &multirange).Scan(src, &multirange)\n\treturn multirange, err\n}\n\nfunc parseUntypedTextMultirange(src []byte) ([]string, error) {\n\telements := make([]string, 0)\n\n\tbuf := bytes.NewBuffer(src)\n\n\tskipWhitespace(buf)\n\n\tr, _, err := buf.ReadRune()\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"invalid array: %w\", err)\n\t}\n\n\tif r != '{' {\n\t\treturn nil, fmt.Errorf(\"invalid multirange, expected '{' got %v\", r)\n\t}\n\nparseValueLoop:\n\tfor {\n\t\tr, _, err = buf.ReadRune()\n\t\tif err != nil {\n\t\t\treturn nil, fmt.Errorf(\"invalid multirange: %w\", err)\n\t\t}\n\n\t\tswitch r {\n\t\tcase ',': // skip range separator\n\t\tcase '}':\n\t\t\tbreak parseValueLoop\n\t\tdefault:\n\t\t\tbuf.UnreadRune()\n\t\t\tvalue, err := parseRange(buf)\n\t\t\tif err != nil {\n\t\t\t\treturn nil, fmt.Errorf(\"invalid multirange value: %w\", err)","sourceCodeStart":327,"sourceCodeEnd":363,"githubUrl":"https://github.com/jackc/pgx/blob/ec1a0befd22592cffffdeeb0a50311b506372f4c/pgtype/multirange.go#L327-L363","documentation":"A textual multirange must be brace-enclosed: '{range,range,...}'. After skipping whitespace the parser reads the first rune and this guard fires when it is anything other than '{' — the value does not start the multirange literal as required.","triggerScenarios":"Thrown at pgtype/multirange.go:345 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Store the value in brace-enclosed multirange text format","Validate input strings before writing them to a multirange column","Use binary format to avoid text parsing"],"exampleFix":null,"handlingStrategy":"validation","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"ec1a0befd22592cffffdeeb0a50311b506372f4c","analyzedAt":"2026-08-04T22:52:11.263Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-23T08:17:48.524Z"}