git - trim whitespace

Question

I\'ve accidentally put some whitespace in my initial commit - it shows up red in git diff --color. What\'s the best way to get rid of the existing whitespace and ho

Answer 1

To trim trailing whitespace on all files in the current directory, use:

sed -i 's/[[:space:]]*$//' *

To warn about future whitespace errors (both trailing spaces and spaces before tabs), and to fix whitespace errors in patches, add the following code to your gitconfig file:

[core]
    whitespace = trailing-space,space-before-tab
[apply]
    whitespace = fix