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kakoune/rc/filetype/diff.kak

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hook global BufCreate .*\.(diff|patch) %{
set-option buffer filetype diff
}
add-highlighter shared/diff group
add-highlighter shared/diff/ regex "^\+[^\n]*\n" 0:green,default
add-highlighter shared/diff/ regex "^-[^\n]*\n" 0:red,default
add-highlighter shared/diff/ regex "^@@[^\n]*@@" 0:cyan,default
hook -group diff-highlight global WinSetOption filetype=diff %{
add-highlighter window/diff ref diff
hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/diff }
}
define-command \
-docstring %{diff-select-file: Select surrounding patch file} \
-params 0 \
diff-select-file %{
evaluate-commands -itersel -save-regs 'ose/' %{
try %{
execute-keys '"oZgl<a-?>^diff <ret>;"sZ' 'Ge"eZ'
try %{ execute-keys '"sz?\n(?=diff )<ret>"e<a-Z><lt>' }
execute-keys '"ez'
} catch %{
execute-keys '"oz'
fail 'Not in a diff file'
}
}
}
define-command \
-docstring %{diff-select-hunk: Select surrounding patch hunk} \
-params 0 \
diff-select-hunk %{
evaluate-commands -itersel -save-regs 'ose/' %{
try %{
execute-keys '"oZgl<a-?>^@@ <ret>;"sZ' 'Ge"eZ'
try %{ execute-keys '"sz?\n(?=diff )<ret>"e<a-Z><lt>' }
try %{ execute-keys '"sz?\n(?=@@ )<ret>"e<a-Z><lt>' }
execute-keys '"ez'
} catch %{
execute-keys '"oz'
fail 'Not in a diff hunk'
}
}
}