run_lists.sh

#!/usr/bin/env bash
set -euo pipefail

# Bash before 4.4 (like the default one on Macs these days) doesn't have this option:
# https://news.ycombinator.com/item?id=24738359
shopt -s inherit_errexit 2> /dev/null || true

# Bash before 4.2 (like the default one on Macs these days) doesn't support negative subscripts:
# https://stackoverflow.com/a/61345169/380599
script_name=$(basename "${BASH_SOURCE[${#BASH_SOURCE[@]} - 1]}")

if ! chezmoi_source="$(chezmoi data | jq --exit-status --raw-output '.chezmoi.sourceDir')"; then
	echo "$script_name: couldn't fetch source directory from 'chezmoi data'"
	exit 1
fi

function process_list() {
	# Parameter #1 is the command to generate the list
	# Parameter #2 is the name of the list
	# Parameter #3 (optional) will, if set to anything, skip sorting

	# Parse out the command name (from the first line (NR) only) and make sure it is available
	cmd_name=$(awk 'NR == 1 { print $1 }' <<< "$1")

	if ! hash "$cmd_name" &> /dev/null; then
		echo "$script_name > ${FUNCNAME[0]}: command '$cmd_name' not found; aborting"
		return
	fi

	# Print command and first argument
	current_timestamp=$(TZ=UTC date '+%Y%m%dT%H%M%SZ')
	printf "%s: [%s] " "$script_name" "$current_timestamp"
	awk 'NR == 1 { print $1, $2 }' <<< "$1"

	# If the command is 'brew' then make sure we're up to date before kicking off the lists
	if [[ $cmd_name == "brew" ]]; then
		brew update
	fi

	if ! cmd_output="$(eval "$1")"; then
		: # No-op; skipping errors
	fi

	# Make sure the list directory structure and the file itself all exist.
	list_file_path="$chezmoi_source/lists/text/list.$2.txt"
	mkdir -p "$(basename list_file_path)"
	touch "$list_file_path"

	if [[ -n ${3-} ]]; then
		echo "$cmd_output" > "$list_file_path"
	else
		sort --ignore-case <<< "$cmd_output" > "$list_file_path"
	fi
}

# Git repos I have checked out locally
git_list_cmd="fd '^\.git$' \"$HOME\"/git --hidden --type directory --exec git -C '{//}' rev-parse --show-toplevel \
  | grep --invert-match '/github\.com/ovotech/'"
process_list "$git_list_cmd" "git"

# Go binaries
if command -v gup &> /dev/null; then
	process_list "gup list" "go.gup" skipsort
elif [[ -d "$HOME"/go/bin ]]; then
	process_list "find \"$HOME\"/go/bin -type f" "go.bin"
fi

# Rust binaries
if [[ ! -d $HOME/.cargo/bin ]]; then
	echo "$script_name: No '\$HOME.cargo/bin/' directory found; skipping"
else
	process_list "cargo install --list" "rust.bin" skipsort
fi

# Homebrew
process_list "brew tap" "brew.tap"
process_list "brew list -1 --formula" "brew"
process_list "brew list -1 --cask" "brew.cask"

# TODO: leverage 'brew bundle dump --file=- --all' instead

# pnpm
pnpm_list_cmd='pnpm list --global --json --long \
  | jq --raw-output '\''.[].dependencies | to_entries | .[].value | "\(.homepage):\(.version)"'\'
process_list "$pnpm_list_cmd" "pnpm"

# VSCode extensions
process_list "code --list-extensions" "vscode"

# Python packages
process_list "python3 -m pip list --format freeze" "pip3"

# Ruby gems
process_list "gem list --no-verbose" "gem"

# Kubectl plugins
process_list "kubectl krew list" "kubectl.krew"

# GitHub CLU extensions
process_list "gh extension list" "gh"

# Mac App Store
process_list "mas list" "mas" skipsort