Some clink autocompletions for Anaconda

conda.lua

local w = require('tables').wrap
local path = require('path')

-- https://stackoverflow.com/questions/59788504/how-to-use-the-clink-lua-api
-- https://github.com/vladimir-kotikov/clink-completions/blob/master/chocolatey.lua

local parser = clink.arg.new_parser

local envs = function (token)
    envdir = clink.get_env('conda_prefix_1')
    if envdir == nil then
        envdir = clink.get_env('conda_prefix')
    end
    return w(clink.find_dirs(envdir..'/envs/*'))
    :filter(function(dir)
        return path.is_real_dir(dir) and clink.is_match(token, dir)
    end)
end

local conda_parser = parser(
    {
        "clean",
        "config",
        "create" .. parser(
            {},
            -- "-h", "--help",
            "--clone" .. parser({envs}),
            "-n"
            -- "-p",
            -- "-c",
            -- "--use-local",
            -- "--override-channels",
            -- "--repodata-fn",
            -- "--strict-channel-priority",
            -- "--no-channel-priority",
            -- "--no-deps",
            -- "--only-deps",
            -- "--no-pin",
            -- "--copy",
            -- "--no-shortcuts",
            -- "-C",
            -- "-k",
            -- "--offline",
            -- "-d",
            -- "--json",
            -- "-q",
            -- "-v",
            -- "-y",
            -- "--download-only",
            -- "--show-channel-urls",
            -- "--file",
            -- "--no-default-packages",
            -- "--dev"
        ),
        "help",
        "info",
        "init",
        "install",
        "list",
        "package",
        "remove",
        "uninstall",
        "run",
        "search",
        "update",
        "upgrade",
        "build",
        "convert",
        "debug",
        "develop",
        "env" .. parser(
            {
                "create",
                "export",
                "list",
                "remove" .. parser(
                    {"--name"},
                    "-h", "--help",
                    "-n" .. parser({envs}),
                    "--name" .. parser({envs}),
                    "-p", "--prefix",
                    "-d", "--dry-run",
                    "--json",
                    "-q", "--quiet",
                    "-v", "--verbose",
                    "-y", "--yes"
                ),
                "update",
                "config"                
            }
        ),
        "index",
        "inspect",
        "metapackage",
        "render",
        "server",
        "skeleton",
        "verify",
        "activate" .. parser(
            {envs, "base"},
            "-h", "--help",
            "--stack",
            "--no-stack"
        )
    }
)

clink.arg.register_parser("conda", conda_parser)