git-editor

#!/bin/sh

###
### An editor wrapper that intelligently chooses between terminal and GUI editors.
###

main() {
	try_exec_tty nvim "$@"
	try_exec_gui code --wait "$@"
	try_exec_gui codium --wait "$@"
	try_exec_gui zed --wait "$@"
	try_exec_gui subl --wait "$@"
	try_exec_tty vim "$@"
	try_exec_tty vi "$@"

	echo "Error: No editor found"
	exit 1
}

try_exec() {
	command_name="$1"
	shift
	if ! command -v "$command_name" >/dev/null 2>&1; then
		return
	fi
	exec "$command_name" "$@"
}

try_exec_tty() {
	if [ "$HAS_TTY" != "1" ]; then
		return
	fi
	try_exec "$@"
}

try_exec_gui() {
	try_exec "$@"
}

set -e  # Exit immediately if any command returns non-zero status
set -u  # Treat unset variables as errors

HAS_TTY=0
if [ -r /dev/tty ] && [ -w /dev/tty ]; then
	HAS_TTY=1
	exec </dev/tty >/dev/tty 2>&1
fi

main "$@"