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Include flag descriptions when using zsh completion #1903

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merged 2 commits into from
May 2, 2024
Merged

Include flag descriptions when using zsh completion #1903

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89f102a
feat: support flag descriptions for zsh completion
Toalaah May 1, 2024
fa5316e
test: add cases for checking flag usage output with zsh completion
Toalaah May 2, 2024
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9 changes: 8 additions & 1 deletion help.go
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Original file line number Diff line number Diff line change
Expand Up @@ -192,6 +192,11 @@
continue
}

usage := ""
if docFlag, ok := flag.(DocGenerationFlag); ok {
usage = docFlag.GetUsage()
}

name := strings.TrimSpace(flag.Names()[0])
// this will get total count utf8 letters in flag name
count := utf8.RuneCountInString(name)
Expand All @@ -206,8 +211,10 @@
// match if last argument matches this flag and it is not repeated
if strings.HasPrefix(name, cur) && cur != name && !cliArgContains(name) {
flagCompletion := fmt.Sprintf("%s%s", strings.Repeat("-", count), name)
if usage != "" && strings.HasSuffix(os.Getenv("SHELL"), "zsh") {
flagCompletion = fmt.Sprintf("%s:%s", flagCompletion, usage)

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}
fmt.Fprintln(writer, flagCompletion)

}
}
}
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