Commit-editmsg 'link' [ 8K ]

This is COMMIT-EDITMSG in action. The comments (prefixed with # ) are not part of the final message. They serve as:

mentions that this hook is vital when the default message is auto-generated. 3. Recovering Lost Messages

pattern="^[A-Z]+-[0-9]+: .+"

if [[ ! $subject =~ $pattern ]]; then echo "ERROR: Commit message subject must start with a JIRA ticket (e.g., PROJ-123: Your message)" exit 1 fi

COMMIT_EDITMSG is a temporary file automatically generated by Git inside the .git directory (specifically at .git/COMMIT_EDITMSG ). Its sole purpose is to for a commit that is in progress. COMMIT-EDITMSG

Typing -m "stuff" encourages atomic, thoughtless messages. Opening COMMIT-EDITMSG forces a pause. You see the diff. You reflect. You write a detailed why , not just a what .

This adds a of your changes to the bottom of the file (commented out), helping you write a more accurate summary of your work. If you want to dive deeper, This is COMMIT-EDITMSG in action

Additionally, you can programmatically inspect the history of your repository. For example, a build or analysis script could use a command like git log -1 --pretty=%B > .git/COMMIT_EDITMSG to grab the latest commit message and process it for generating release notes or reporting.

Then reuse it by running git commit -F .git/COMMIT_EDITMSG . Its sole purpose is to for a commit that is in progress