bin/diff-filter

   1 #!/bin/sh
   2 # Filter script for git-diff patch output
   3
   4 # Use `diff-highlight` if available
   5 # Look for script in several expected locations
   6 for f in \
   7     $HOME/bin/diff-highlight \
   8     /usr/local/share/git-core/contrib/diff-highlight/diff-highlight \
   9     /usr/share/git-core/contrib/diff-highlight/diff-highlight
  10 do
  11     test -x $f && \
  12         test -z $DIFFHIGHLIGHT_OFF && \
  13         tee | $f && \
  14         exit 0
  15 done
  16 # Else, degrade gracefully
  17 tee