Created
September 2, 2025 13:39
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An example of reusing Fish completions in Nushell
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| use bloop.nu | |
| use coursier.nu | |
| use scala-cli.nu | |
| use scalafix.nu | |
| export-env { | |
| if (not ($env.__completers_loaded? | default false)) { | |
| $env.__completers_loaded = true | |
| let fish_completer = {|spans| | |
| fish --command $'complete "--do-complete=($spans | str join " ")"' | |
| | from tsv --flexible --noheaders --no-infer | |
| | rename value description | |
| } | |
| $env.config.completions.external.completer = {|spans| | |
| let command = scope aliases | |
| | where name == $spans.0 | |
| | get --optional 0 | |
| | get --optional expansion | |
| | default $spans.0 | |
| | split row " " | |
| | first | |
| let spans = $spans | skip 1 | prepend $command | |
| match $spans.0 { | |
| "bloop" => { bloop --spans $spans } | |
| "scala-cli" => { scala-cli --spans $spans } | |
| "cs" | "coursier" => { coursier --spans $spans } | |
| "batman" => { do $fish_completer ($spans | skip 1 | prepend "man")} | |
| "scalafix" => { scalafix --spans $spans } | |
| _ => { do $fish_completer $spans } | |
| } | |
| } | |
| } | |
| } |
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