ErrLookup › winstonjs/winston
winstonjs/winston
A logger for just about everything. · JavaScript · 22 source files
Analyzed at ff0b79de85 on 2026-08-31. 22 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| was removed in winston@3.0.0. | exception | error | winston, deprecation, breaking-change, upgrade |
| Level "log" not defined: conflicts with the method "log"… | console | warning | winston, custom-levels, naming-conflict, deprecation-warning |
| were removed in winston@3.0.0. Use a custom… | exception | error | winston, configuration, breaking-change, format |
| winston: exitOnError cannot be true with no exception… | console | warning | winston, exception-handler, exitonerror, misconfiguration |
| options.stream will be removed in winston@4. Use… | console | warning | deprecation, winston, transports, stream |
| Callback function no longer supported as of winston@3.0.0 | console | warning | winston, profile, breaking-change, migration |
| Transports must WritableStreams in objectMode. Set | validation | error | winston, streams, objectmode, transport, argument-validation |
| was removed in winston@3.0.0. Use a custom winston.format =… | exception | error | winston, deprecation, format, breaking-change |
| Cannot make set from type other than Array of string… | validation | error | winston, console-transport, type-error, constructor-validation |
| Cannot set and together | validation | error | winston, file-transport, conflicting-options, constructor-validation |
| winston: not exiting process. | console | warning | winston, exception-handler, exitonerror, process-lifecycle |
| winston: exitOnError cannot be true with no rejection… | console | warning | winston, unhandled-rejection, configuration, process-exit |
| Logger.cli() was removed in winston@3.0.0 Use a custom… | exception | error | winston, deprecation, breaking-change, format |
| Deprecated: .unhandleExceptions() will be removed in… | console | warning | deprecation, winston, logging, uncaught-exception |
| Logger is required to handle rejections | validation | error | winston, argument-validation, promise-rejections, constructor |
| Cannot log to file without filename or stream. | validation | error | winston, file-transport, missing-option, constructor-validation |
| options.stream is required. | validation | error | winston, stream-transport, missing-option, type-error |
| Logger is required to handle exceptions | validation | error | winston, argument-validation, exceptions, constructor |
| ExceptionStream requires a TransportStream instance. | validation | error | winston, argument-validation, streams, exceptions |
| Deprecated: .handleExceptions() will be removed in… | console | warning | winston, deprecation, handleexceptions, migration |
| RejectionStream requires a TransportStream instance. | validation | error | winston, argument-validation, streams, promise-rejections |
| Logger is required for profiling | validation | error | winston, argument-validation, profiling, constructor |