n,SPC -next diff | h -hilighting | rx -restore buf X's old diff
j -jump to diff | @ -auto-refinement | * -refine current region
gx -goto X's point| ## -ignore whitespace | ! -update diff regions
n,SPC -next diff | h -hilighting | rx -restore buf X's old diff
j -jump to diff | @ -auto-refinement | * -refine current region
gx -goto X's point| ## -ignore whitespace | ! -update diff regions