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chore: provide instructions for handling CLI argument failures #12355

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chore: provide instructions for handling CLI argument failures #12355

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c3483be
chore: add usage to # cli arg failures
Emyrk Feb 26, 2024
4302591
prefix error
Emyrk Feb 26, 2024
18fbeb7
UsageErrorPrefix -> ShowUsageOnError
Emyrk Feb 27, 2024
4d1abfe
Merge remote-tracking branch 'origin/main' into stevenmasley/cli_errors
Emyrk Feb 28, 2024
8c2c077
xerrors over fmt
Emyrk Feb 28, 2024
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UsageErrorPrefix -> ShowUsageOnError
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@Emyrk
Emyrk committed Feb 27, 2024
commit 18fbeb7d54928bb6f0da52243ea0ae279baf66ad
6 changes: 3 additions & 3 deletions cli/clibase/cmd.go
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Original file line number Diff line number Diff line change
Expand Up @@ -562,7 +562,7 @@ func Chain(ms ...MiddlewareFunc) MiddlewareFunc {
return chain(reversed...)
}

func UsageErrorPrefix(next HandlerFunc) HandlerFunc {
func ShowUsageOnError(next HandlerFunc) HandlerFunc {
return func(i *Invocation) error {
err := next(i)
if err != nil {
Expand All @@ -584,8 +584,8 @@ func RequireRangeArgs(start, end int) MiddlewareFunc {
panic("start must be >= 0")
}
return func(next HandlerFunc) HandlerFunc {
// UsageErrorPrefix will add the command usage before the error message.
return UsageErrorPrefix(func(i *Invocation) error {
// ShowUsageOnError will add the command usage before the error message.
return ShowUsageOnError(func(i *Invocation) error {
got := len(i.Args)
switch {
case start == end && got != start:
Expand Down