77 lines
2.6 KiB
Plaintext
77 lines
2.6 KiB
Plaintext
# http://haskell.org/cabal
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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# Detection
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# ‾‾‾‾‾‾‾‾‾
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hook global BufCreate .*[.](cabal) %{
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set buffer filetype cabal
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}
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# Highlighters
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# ‾‾‾‾‾‾‾‾‾‾‾‾
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add-highlighter -group / regions -default code cabal \
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comment (--) $ '' \
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comment \{- -\} \{-
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add-highlighter -group /cabal/comment fill comment
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add-highlighter -group /cabal/code regex \b(true|false)\b|(([<>]?=?)?\d+(\.\d+)+) 0:value
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add-highlighter -group /cabal/code regex \b(if|else)\b 0:keyword
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add-highlighter -group /cabal/code regex ^\h*([A-Za-z][A-Za-z0-9_-]*)\h*: 1:variable
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# Commands
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# ‾‾‾‾‾‾‾‾
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def -hidden cabal-filter-around-selections %{
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# remove trailing white spaces
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try %{ exec -draft -itersel <a-x> s \h+$ <ret> d }
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}
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def -hidden cabal-indent-on-new-line %[
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eval -draft -itersel %[
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# copy '#' comment prefix and following white spaces
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try %[ exec -draft k <a-x> s ^\h*\K#\h* <ret> y gh j P ]
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# preserve previous line indent
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try %[ exec -draft \; K <a-&> ]
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# filter previous line
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try %[ exec -draft k : cabal-filter-around-selections <ret> ]
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# indent after lines ending with { or :
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try %[ exec -draft <space> k <a-x> <a-k> [:{]$ <ret> j <a-gt> ]
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]
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]
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def -hidden cabal-indent-on-opening-curly-brace %[
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eval -draft -itersel %[
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# align indent with opening paren when { is entered on a new line after the closing paren
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try %[ exec -draft h <a-F> ) M <a-k> \A\(.*\)\h*\n\h*\{\z <ret> s \A|.\z <ret> 1<a-&> ]
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]
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]
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def -hidden cabal-indent-on-closing-curly-brace %[
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eval -draft -itersel %[
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# align to opening curly brace when alone on a line
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try %[ exec -draft <a-h> <a-k> ^\h+\}$ <ret> h m s \A|.\z<ret> 1<a-&> ]
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]
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]
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# Initialization
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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hook -group cabal-highlight global WinSetOption filetype=cabal %{ add-highlighter ref cabal }
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hook global WinSetOption filetype=cabal %[
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hook window InsertEnd .* -group cabal-hooks cabal-filter-around-selections
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hook window InsertChar \n -group cabal-indent cabal-indent-on-new-line
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hook window InsertChar \{ -group cabal-indent cabal-indent-on-opening-curly-brace
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hook window InsertChar \} -group cabal-indent cabal-indent-on-closing-curly-brace
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]
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hook -group cabal-highlight global WinSetOption filetype=(?!cabal).* %{ remove-highlighter cabal }
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hook global WinSetOption filetype=(?!cabal).* %{
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remove-hooks window cabal-indent
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remove-hooks window cabal-hooks
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}
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