There should be an option to ignore leading white space, like there is one for trailing white space, and it should probably be integrated in the -b option.
Basically, I'd like to be able to get only lines that differ by words. Currently: cventin:~> diff -bu <(printf "ab cd\n") <(printf " ab cd \n") --- /proc/self/fd/11 2024-07-24 13:58:43.515131625 +0200 +++ /proc/self/fd/14 2024-07-24 13:58:43.515131625 +0200 @@ -1 +1 @@ -ab cd + ab cd -- Vincent Lefèvre <vinc...@vinc17.net> - Web: <https://www.vinc17.net/> 100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/> Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)