ErrLookup › urfave/cli

urfave/cli

A declarative, simple, fast, and fun package for building command line tools in Go · Go · 39 source files

Analyzed at 1a4deb4f5a on 2026-08-31. 19 documented errors.

Code / MessageTypeSeverityTags
parse error
validation error go, flag-parsing, boolean
cannot set both flags
validation error cli, flags, conflicting-arguments, go
invalid value for argument
validation error go, cli, argument-parsing, type-conversion
could not parse %[1]q as %[2]T value from %[3]s for flag…
validation error cli, flags, parsing, environment-variables, go
invalid value for flag
validation error go, cli, flag-parsing, type-conversion
empty github token
validation error go, ci, github, configuration
can't duplicate this flag
validation error cli, flags, duplicate-argument, go
got nil/empty layouts slice
validation error go, flag-parsing, timestamp, configuration
no such flag
validation error go, cli, flags
download file from %[2]s into %[3]s: response %[1]v
http error network, http, build, download, go
item is missing separator
validation error cli, flags, parsing, map, go
goimports needed
validation error go, linting, code-formatting, ci
args has max 0, not parsing argument
validation error go, cli, argument-parsing, configuration
args has min[ ] > max[ ], not parsing argument
validation error go, cli, argument-parsing, configuration
flag provided but not defined
validation error go, cli, flags
%+v
exception info go, cli, error-handling, exit-codes
sufficient count of arg
validation error go, cli, argument-parsing, usage
StopOnNthArg must be non-negative, got
validation error go, cli, configuration, validation
flag needs an argument
validation error go, cli, flags, argument-parsing