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api/client: Allow for multi-line usage help

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Subcommands can provide multiple usage synopses.

Docker-DCO-1.1-Signed-off-by: Josh Hawn <josh.hawn@docker.com> (github: jlhawn)
This commit is contained in:
Josh Hawn 2015-05-13 19:45:01 -07:00
parent 466efebf0e
commit 4cb0c93f92
42 changed files with 79 additions and 46 deletions
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2
api/client/save.go
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@ -15,7 +15,7 @@ import (
//
// Usage: docker save [OPTIONS] IMAGE [IMAGE...]
func (cli *DockerCli) CmdSave(args ...string) error {
cmd := cli.Subcmd("save", "IMAGE [IMAGE...]", "Save an image(s) to a tar archive (streamed to STDOUT by default)", true)
cmd := cli.Subcmd("save", []string{"IMAGE [IMAGE...]"}, "Save an image(s) to a tar archive (streamed to STDOUT by default)", true)
outfile := cmd.String([]string{"o", "-output"}, "", "Write to an file, instead of STDOUT")
cmd.Require(flag.Min, 1)