unixorn/fzf-zsh-plugin

#!/usr/bin/env bash
#
# Install one or more versions of specified language
# e.g. `asdf-install rust` # => fzf multimode, tab to mark, enter to install
# if no plugin is supplied (e.g. `asdf-install<CR>`), fzf will list them for you
# Mnemonic [V]ersion [M]anager [I]nstall
#
# Source: https://github.com/junegunn/fzf/wiki/examples

set -o pipefail
if [[ -n "$DEBUG" ]]; then
  set -x
fi

function fail() {
  printf '%s\n' "$1" >&2  ## Send message to stderr. Exclude >&2 if you don't want it that way.
  exit "${2-1}"  ## Return a code specified by $2 or 1 by default.
}

function has() {
  # Check if a command is in $PATH
  which "$@" > /dev/null 2>&1
}

# Install one or more versions of specified language
# e.g. `vmi rust` # => fzf multimode, tab to mark, enter to install
# if no plugin is supplied (e.g. `vmi<CR>`), fzf will list them for you
# Mnemonic [V]ersion [M]anager [I]nstall
asdf-install() {
  local lang=${1}

  if [[ ! $lang ]]; then
    lang=$(asdf plugin-list | fzf)
  fi

  if [[ $lang ]]; then
    local versions
    versions=$(asdf list-all "$lang" | fzf --tac --no-sort --multi)
    if [[ $versions ]]; then
      for version in $versions
      do
        asdf install "$lang" "$version"
      done
    fi
  fi
}

if has asdf; then
  asdf-install "$@"
else
  fail "Can't find asdf in $PATH"
fi