Make File Stuff

bump.sh

#!/bin/bash

# works with a file called VERSION in the current directory,
# the contents of which should be a semantic version number
# such as "1.2.3"

NOW="$(date +'%B %d, %Y')"
RED="\033[1;31m"
GREEN="\033[0;32m"
YELLOW="\033[1;33m"
BLUE="\033[1;34m"
CYAN="\033[1;36m"
WHITE="\033[1;37m"
RESET="\033[0m"

LATEST_HASH=`git log --pretty=format:'%h' -n 1`

WARNING_FLAG="${YELLOW}!"
NOTICE_FLAG="${CYAN}❯"

PUSHING_MSG="${NOTICE_FLAG} Pushing new version to the ${WHITE}origin${CYAN}..."

if [ -f VERSION ]; then
	BASE_STRING=`cat VERSION`
	BASE_LIST=(`echo $BASE_STRING | tr '.' ' '`)
	V_MAJOR=${BASE_LIST[0]}
	V_MINOR=${BASE_LIST[1]}
	V_PATCH=${BASE_LIST[2]}
	echo -e "${NOTICE_FLAG} Current version: ${WHITE}$BASE_STRING"
	echo -e "${NOTICE_FLAG} Latest commit hash: ${WHITE}$LATEST_HASH"

	if [[ $1 -eq '--patch' ]]; then
	    NEW_VERSION="$V_MAJOR.$V_MINOR.$((V_PATCH + 1))"
	elif [[ $1 -eq '--minor' ]]; then
	    NEW_VERSION="$V_MAJOR.$((V_MINOR + 1)).$V_PATCH"
	elif [[ $1 -eq '--major' ]]; then
	    NEW_VERSION="$((V_MAJOR + 1)).$V_MINOR.$V_PATCH"
	else
	    NEW_VERSION="$V_MAJOR.$V_MINOR.$((V_PATCH + 1))"
	fi

	echo -e "${NOTICE_FLAG} Bumping to: ${GREEN}$NEW_VERSION"

	echo $NEW_VERSION > VERSION
	git add -- VERSION
	git commit -m "${NEW_VERSION}" -- VERSION
  git tag -a -m "${NEW_VERSION}" "v$NEW_VERSION"
  git push origin --follow-tags
else
	echo -e "${WARNING_FLAG} Could not find a VERSION file."
	exit 1;
fi

echo -e "${NOTICE_FLAG} Finished."

Makefile

VERSION ?= $(shell cat VERSION)

.PHONY: help version clean bump release
.DEFAULT_GOAL := help

build: ## build the app
  do stuff

clean: ## clean artifacts
  rm -rf build

release: bump ## bump the VERSION file, git tags, and push github
  make push -e VERSION=$(shell cat VERSION)

version:
  cat VERSION

bump:
  script/bump --patch

help:
  @grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'