53 lines
1.8 KiB
Text
Executable file
53 lines
1.8 KiB
Text
Executable file
#!/usr/bin/env nu
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# Validate if a command exists in commands-registry.ncl
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# Returns: FOUND|true/false or NOT_FOUND
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#
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# Cache: exports registry to ~/.cache/provisioning/commands-registry.json
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# and reuses it until commands-registry.ncl changes (mtime check).
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# Typical cold start: ~2s (nickel export). Warm: <50ms (JSON read).
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def main [
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command_name: string
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]: nothing -> nothing {
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let registry_file = ($env.PROVISIONING | path join "core/nulib/commands-registry.ncl")
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let cache_dir = ($env.HOME | path join ".cache" | path join "provisioning")
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let cache_file = ($cache_dir | path join "commands-registry.json")
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# Determine if cache is valid (exists and newer than source)
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let registry_mtime = (ls $registry_file | get 0.modified)
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let use_cache = if ($cache_file | path exists) {
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let cache_mtime = (ls $cache_file | get 0.modified)
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$cache_mtime > $registry_mtime
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} else { false }
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# Load or rebuild
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let registry_json = if $use_cache {
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open --raw $cache_file
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} else {
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use tools/nickel/process.nu [ncl-eval-soft, default-ncl-paths]
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let import_paths = (default-ncl-paths)
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let result = (ncl-eval-soft $registry_file $import_paths)
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if ($result | is-empty) {
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print "ERROR: Failed to export commands-registry.ncl" >&2
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exit 1
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}
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let json_str = ($result | to json)
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^mkdir -p $cache_dir
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$json_str | save --force $cache_file
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$json_str
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}
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let commands = ($registry_json | from json | get -o commands | default [])
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let matches = ($commands | where {|cmd|
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let all = ([$cmd.command] | append ($cmd | get -o aliases | default []))
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$command_name in $all
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})
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if ($matches | is-empty) {
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print "NOT_FOUND"
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} else {
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let m = ($matches | first)
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print $"FOUND|($m | get -o requires_daemon | default false)"
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}
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}
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