mirror of https://github.com/docker/cli.git
Add completion for `--link`
Signed-off-by: Harald Albers <github@albersweb.de>
This commit is contained in:
parent
c555327f0b
commit
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@ -62,6 +62,7 @@ func addCompletions(cmd *cobra.Command, dockerCLI completion.APIClientProvider)
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_ = cmd.RegisterFlagCompletionFunc("env", completion.EnvVarNames)
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_ = cmd.RegisterFlagCompletionFunc("env-file", completion.FileNames)
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_ = cmd.RegisterFlagCompletionFunc("ipc", completeIpc(dockerCLI))
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_ = cmd.RegisterFlagCompletionFunc("link", completeLink(dockerCLI))
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_ = cmd.RegisterFlagCompletionFunc("network", completion.NetworkNames(dockerCLI))
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_ = cmd.RegisterFlagCompletionFunc("platform", completion.Platforms)
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_ = cmd.RegisterFlagCompletionFunc("pull", completion.FromList(PullImageAlways, PullImageMissing, PullImageNever))
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@ -91,6 +92,23 @@ func completeIpc(dockerCLI completion.APIClientProvider) func(cmd *cobra.Command
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}
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}
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// completeLink implements shell completion for the `--link` option of `run` and `create`.
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func completeLink(dockerCLI completion.APIClientProvider) func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
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return func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
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return postfixWith(":", containerNames(dockerCLI, cmd, args, toComplete)), cobra.ShellCompDirectiveNoSpace
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}
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}
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// containerNames contacts the API to get names and optionally IDs of containers.
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// In case of an error, an empty list is returned.
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func containerNames(dockerCLI completion.APIClientProvider, cmd *cobra.Command, args []string, toComplete string) []string {
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names, _ := completion.ContainerNames(dockerCLI, true)(cmd, args, toComplete)
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if names == nil {
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return []string{}
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}
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return names
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}
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// prefixWith prefixes every element in the slice with the given prefix.
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func prefixWith(prefix string, values []string) []string {
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result := make([]string, len(values))
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@ -100,6 +118,15 @@ func prefixWith(prefix string, values []string) []string {
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return result
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}
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// postfixWith appends postfix to every element in the slice.
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func postfixWith(postfix string, values []string) []string {
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result := make([]string, len(values))
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for i, v := range values {
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result[i] = v + postfix
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}
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return result
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}
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func completeLinuxCapabilityNames(cmd *cobra.Command, args []string, toComplete string) (names []string, _ cobra.ShellCompDirective) {
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return completion.FromList(allLinuxCapabilities()...)(cmd, args, toComplete)
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}
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