osubopenfiles

#!/bin/bash

# openFiles 								// opens all files between current branch and master
# openFiles branchName 						// opens all files between "branchName" and master
# openFiles commitHash 						// opens all files between "commitHash" and master
# openFiles commitHash1 commitHash2 		// opens all files between "commitHash1" and "commitHash2"

function openFiles() {
	HASH1="${1}"

	if [ -z "${HASH1}" ]; then
		HASH1="$(git branch --show-current)"
	fi

	HASH2="${2-master}"

	HASH_RANGE="${HASH1}^..${HASH1}"

	if [ "${HASH2}" ]; then
		if git merge-base --is-ancestor "${HASH1}" "${HASH2}"; then
			HASH_RANGE="${HASH1}^..${HASH2}"
		else
			HASH_RANGE="${HASH2}^..${HASH1}"
		fi
	fi

	echo "Opening files in the range: ${HASH_RANGE}"

	GIT_TOPLEVEL="$(git rev-parse --show-toplevel)"

	for file in $(git diff "${HASH_RANGE}" --name-only | head -n "${OSUB_FILE_LIMIT:-50}"); do
		echo "Opening: $file"
		subl "${GIT_TOPLEVEL}/$file" 2>/dev/null || echo "Could not open file: $file"
	done
}

openFiles "${@}"