Copies the last commit SHA to your clipboard.

copy-last-commit.zsh

# Copy the last commit in the current branch, or if passed as a parameter, a different branch.
#
# See the blog post documenting the surprisingly lengthly process of building this here: 
# https://macarthur.me/posts/building-a-shell-function-to-copy-latest-commit-sha

function clc {
    COLOR_GREEN="\033[0;32m"
    COLOR_RESET="\033[0m"
    [[ -z $1 ]] && BRANCH=$(git rev-parse --abbrev-ref HEAD) || BRANCH=$1
    LAST_COMMIT_SHA=$(git rev-parse $BRANCH | tail -n 1)
    echo "$LAST_COMMIT_SHA" | tr -d '\n' | pbcopy
    echo "Copied ${COLOR_GREEN}${LAST_COMMIT_SHA} ${COLOR_RESET}from ${BRANCH}."
}