Easily turn Nushell modules into cross-shell CLI tools
library
nu
nushell
template: only merge usage when necessary
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template.nu
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template.nu
···
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| each {|function|
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let help = help $module_name $function | lines
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-
let usage = if $print_usage {
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$help
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| get (
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-
($help | enumerate | where item == $"(ansi green)Usage(ansi reset):").0.index + 1
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)
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| str trim
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}
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-
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let short_description = $help
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| first
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| if $in == $"(ansi green)Usage(ansi reset):" {
···
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$in
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}
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-
{
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+
mut table = {
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command: $"(ansi cyan)($function)(ansi reset)"
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description: $"(ansi lp)($short_description)(ansi reset)"
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-
} | merge {$usage}
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+
}
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+
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if $print_usage {
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let usage = $help
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| get (
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($help | enumerate | where item == $"(ansi green)Usage(ansi reset):").0.index + 1
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)
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| str trim
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+
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$table = $table | merge {usage: $usage}
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}
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+
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+
$table
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}
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| table --index false --theme rounded
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}