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Allow un-ambiguous prefixes for command names

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This commit is contained in:
Kovid Goyal
2022-09-30 15:37:03 +05:30
parent 75ead358a2
commit 0dab006733
3 changed files with 33 additions and 5 deletions
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17
tools/cli/parse-args.go
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@@ -95,13 +95,20 @@ func (self *Command) parse_args(ctx *Context, args []string) error {
options_allowed = false
}
if self.HasSubCommands() {
sc := self.FindSubCommand(arg)
if sc == nil {
if !self.SubCommandIsOptional {
possible_cmds := self.FindSubCommands(arg)
if len(possible_cmds) == 1 {
return possible_cmds[0].parse_args(ctx, args_to_parse)
}
if !self.SubCommandIsOptional {
if len(possible_cmds) == 0 {
return &ParseError{Message: fmt.Sprintf(":yellow:`%s` is not a known subcommand for :emph:`%s`. Use --help to get a list of valid subcommands.", arg, self.Name)}
}
} else {
return sc.parse_args(ctx, args_to_parse)
cn := make([]string, len(possible_cmds))
for i, x := range possible_cmds {
cn[i] = x.Name
}
return &ParseError{Message: fmt.Sprintf(
":yellow:`%s` is not a known subcommand for :emph:`%s`. Did you mean:\n\t%s", arg, self.Name, strings.Join(cn, "\n\t"))}
}
}
self.Args = append(self.Args, arg)