hk util trailing-whitespace

• How to hail it: hk util trailing-whitespace [-d --diff] [-f --fix] <FILES>…
• Effect: modifies state (it touches, as well as looks)

Checks for trailing whitespace, and mends it if ye ask: no loose threads left hanging off the end of a line.

Cargo it takes

• <FILES>… — The files to inspect or mend (check/fix)

Flags to fly

• -d --diff — Write out a diff of the change. Cannot be used with fix.
• -f --fix — Mend trailing whitespace by cutting it away
• -h --help — Print help, for when ye've lost yer bearings

Tales from the deck

Inspect first, or remove trailing whitespace in place.

hk util trailing-whitespace README.md
hk util trailing-whitespace --fix README.md

Further charts

Built-in linters and utilities: the standing crew · Troubleshooting: the ship's log · All the bosun's calls