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Fix two word flags #807

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merged 1 commit into from Mar 11, 2019
Merged

Fix two word flags #807

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7 changes: 6 additions & 1 deletion bash_completions.go
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Expand Up @@ -199,7 +199,8 @@ __%[1]s_handle_flag()
fi

# skip the argument to a two word flag
if __%[1]s_contains_word "${words[c]}" "${two_word_flags[@]}"; then
if [[ ${words[c]} != *"="* ]] && __%[1]s_contains_word "${words[c]}" "${two_word_flags[@]}"; then
__%[1]s_debug "${FUNCNAME[0]}: found a flag ${words[c]}, skip the next argument"
c=$((c+1))
# if we are looking for a flags value, don't show commands
if [[ $c -eq $cword ]]; then
Expand Down Expand Up @@ -379,6 +380,10 @@ func writeFlag(buf *bytes.Buffer, flag *pflag.Flag, cmd *Command) {
}
format += "\")\n"
buf.WriteString(fmt.Sprintf(format, name))
if len(flag.NoOptDefVal) == 0 {
format = " two_word_flags+=(\"--%s\")\n"
buf.WriteString(fmt.Sprintf(format, name))
}
writeFlagHandler(buf, "--"+name, flag.Annotations, cmd)
}

Expand Down
10 changes: 10 additions & 0 deletions bash_completions_test.go
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Expand Up @@ -95,6 +95,10 @@ func TestBashCompletions(t *testing.T) {
rootCmd.Flags().String("theme", "", "theme to use (located in /themes/THEMENAME/)")
rootCmd.Flags().SetAnnotation("theme", BashCompSubdirsInDir, []string{"themes"})

// For two word flags check
rootCmd.Flags().StringP("two", "t", "", "this is two word flags")
rootCmd.Flags().BoolP("two-w-default", "T", false, "this is not two word flags")

echoCmd := &Command{
Use: "echo [string to echo]",
Aliases: []string{"say"},
Expand Down Expand Up @@ -183,6 +187,12 @@ func TestBashCompletions(t *testing.T) {
// check for subdirs_in_dir flags in a subcommand
checkRegex(t, output, fmt.Sprintf(`_root_echo\(\)\n{[^}]*flags_completion\+=\("__%s_handle_subdirs_in_dir_flag config"\)`, rootCmd.Name()))

// check two word flags
check(t, output, `two_word_flags+=("--two")`)
check(t, output, `two_word_flags+=("-t")`)
checkOmit(t, output, `two_word_flags+=("--two-w-default")`)
checkOmit(t, output, `two_word_flags+=("-T")`)

checkOmit(t, output, deprecatedCmd.Name())

// If available, run shellcheck against the script.
Expand Down