56 lines
1.4 KiB
Nu
56 lines
1.4 KiB
Nu
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# did-you-mean.nu — command_not_found hook
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# Source: nushell/nu_scripts (nu-hooks/command_not_found)
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# Suggests 3 closest commands from PATH when a command is not found.
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export def hook [] {
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{|cmd|
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let commands_in_path = (
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if ($nu.os-info.name == windows) {
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$env.Path | each {|directory|
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if ($directory | path exists) {
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let cmd_exts = (
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$env.PATHEXT | str downcase | split row ';' | str trim --char .
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)
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ls $directory
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| get name
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| path parse
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| where {|it|
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$cmd_exts | any {|ext| $ext == ($it.extension | str downcase)}
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}
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| get stem
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}
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}
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} else {
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$env.PATH | each {|directory|
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if ($directory | path exists) {
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ls $directory
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| get name
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| path parse
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| update parent ""
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| path join
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}
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}
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}
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| flatten
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| wrap cmd
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)
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let closest_commands = (
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$commands_in_path
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| insert distance {|it| $it.cmd | str distance $cmd}
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| uniq
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| sort-by distance
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| get cmd
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| first 3
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)
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let pretty_commands = (
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$closest_commands | each {|cmd|
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$" (ansi {fg: "default" attr: "di"})($cmd)(ansi reset)"
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}
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)
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$"\ndid you mean?\n($pretty_commands | str join "\n")"
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}
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}
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