A lightweight BASH-only Make replacement

ctl.sh

#!/usr/bin/env bash

# This is my personal approach to "Make" files (or `just`, etc).
#
# I put it in the root of a project and run it with: `./ctl.sh the_name_of_a_function`
# Where the function name is any function found in `./scripts/*.bash`.

set -e

export PROJECT_ROOT

function_to_run=$1

PROJECT_ROOT=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)

function _includes_path {
	echo "$PROJECT_ROOT"/scripts
}

function _load_includes {
	for file in "$(_includes_path)"/*.bash; do
		# shellcheck source=/dev/null
		source "$file"
	done
}

_load_includes

if [[ $(type -t "$function_to_run") != function ]]; then
	echo "Subcommand: '$function_to_run' not found."
	exit 1
fi

shift

_pushd "$PROJECT_ROOT"
"$function_to_run" "$@"
_popd