-
-
Notifications
You must be signed in to change notification settings - Fork 8
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
6 changed files
with
69 additions
and
2 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,49 @@ | ||
package bash | ||
|
||
import ( | ||
"os" | ||
|
||
shlex "github.com/rsteube/carapace-shlex" | ||
) | ||
|
||
// RedirectError current position is a redirect like `echo test >[TAB]`. | ||
type RedirectError struct{} | ||
|
||
func (r RedirectError) Error() string { | ||
return "current position is a redirect like `echo test >[TAB]`" | ||
} | ||
|
||
// Patch patches args if `COMP_LINE` environment variable is set. | ||
// | ||
// Bash passes redirects to the completion function so these need to be filtered out. | ||
// | ||
// `example action >/tmp/stdout.txt --values 2>/tmp/stderr.txt fi[TAB]` | ||
// ["example", "action", ">", "/tmp/stdout.txt", "--values", "2", ">", "/tmp/stderr.txt", "fi"] | ||
// ["example", "action", "--values", "fi"] | ||
func Patch(args []string) ([]string, error) { // TODO document and fix wordbreak splitting (e.g. `:`) | ||
compline, ok := os.LookupEnv("COMP_LINE") | ||
if !ok { | ||
return args, nil | ||
} | ||
|
||
if err := os.Unsetenv("COMP_LINE"); err != nil { // prevent it being passes along to embedded completions | ||
return nil, err | ||
} | ||
|
||
if compline == "" { | ||
return args, nil | ||
} | ||
|
||
tokens, err := shlex.Split(compline) | ||
if err != nil { | ||
return nil, err | ||
} | ||
|
||
if len(tokens) > 1 { | ||
if previous := tokens[len(tokens)-2]; previous.WordbreakType.IsRedirect() { | ||
return append(args[:1], tokens[len(tokens)-1].Value), RedirectError{} | ||
} | ||
} | ||
args = append(args[:1], tokens.CurrentPipeline().FilterRedirects().Words().Strings()...) | ||
return args, nil | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters