Script to help safe-check and release an internal CocoaPod

releasepod.sh

#!/bin/bash

function fail() {
	echo "❌  $1"
	exit 1
}

function success() {
	echo "✅  $1"
}

function release() {
	local SCRIPT_NAME="$1"
	local POD_NAME="$2"
	local VERSION="$3"
	local CHECK_RULE=true
	local SPEC_REPO="your-cocoapods-specs-repo"

	if [[ $4 == "--force" ]]; then
		CHECK_RULE=false
		success "Forcing release by ignoring some checks"
	fi

	if [[ "$#" -le 1 ]]; then
		fail "Usage: $SCRIPT_NAME POD_NAME VERSION [--force]"
	fi

	cd "$POD_NAME"
	local PODSPEC_NAME=$(ls *.podspec)
	if [ -z "$PODSPEC_NAME" ]; then
		fail "Could not find $PODSPEC_NAME in current location"
	fi

	if [[ $(cat "$PODSPEC_NAME" | grep "\.version =" | grep -c "$VERSION") == 0 ]]; then
		fail "Version in $PODSPEC_NAME does not match version $VERSION, please edit $PODSPEC_NAME, git push and try again.\nbash# open $(pwd)/$PODSPEC_NAME"
	fi

	git update-index --refresh && git diff-index --quiet HEAD --
	if [[ $CHECK_RULE && $? != 0 ]]; then
		fail "You have uncommitted changes in git. Please commit or stash your changes."
	fi

	git fetch --all
	git fetch --tags
	if [[ $CHECK_RULE && $(git log origin/master..master | wc -l | sed -e 's/^[[:space:]]*//') > 0 ]]; then
		fail "You have unpushed changes in git. Please push your commits."
	fi

	if [[ $(git ls-remote --tags origin $VERSION | wc -l | sed -e 's/^[[:space:]]*//') > 0 ]]; then
		fail "Tag '$VERSION' already exists on origin. Either remove the tag on origin or put the next version."
	fi

	if [[ $CHECK_RULE && $(git describe --tags "$(git rev-list --tags --max-count=1)") == "$VERSION" && $(git tag -l --points-at HEAD) != "$VERSION" ]]; then
		fail "Tag '$VERSION' exists but is not your last commit. Either remove the tag locally or put the next version."
	fi

	git tag "$VERSION" && success "Committed tag $VERSION"
	git push origin "$VERSION" && success "Pushed tag $VERSION"
	pod repo push "$SPEC_REPO" "$PODSPEC_NAME" --allow-warnings
	if [[ $? != 0 ]]; then
		git tag -d $VERSION
		git push --delete origin $VERSION
		fail "Could not push to $SPEC_REPO, removed tags."
	fi

	success "Pushed to $SPEC_REPO"
	pod repo update && success "Local repo updated"

	echo "👉  You may need to run 'pod update --repo-update' for changes to take effect."
}

release "$0" "$1" "$2"