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mirror of https://github.com/mawww/kakoune.git synced 2024-11-23 15:23:29 +03:00
kakoune/rc/filetype/cabal.kak
Johannes Altmanninger 0a9c90fecf rc: use a separate *-insert hook to auto-insert comments
This should cover all filetypes that already auto-insert comments,
except for rust.kak, which is left for a follow-up.

Most of these are straightforward, some explanation for special cases:

rc/filetype/zig.kak rc/filetype/cue.kak

  These indent hooks used their own logic to indent after "{" only if
  no comment was inserted. Replace this logic by checking if a comment
  was inserted. This works because these "*-insert" hooks are run
  before their respective "*-indent" hooks.
 
rc/filetype/php.kak

  This also has some logic to insert "*" after "/*" lines. Basic
  usage seems to work still. In future this should borrow from the
  c-family one, which works a bit better.
2021-04-17 20:56:23 +02:00

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# http://haskell.org/cabal
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*[.](cabal) %{
set-option buffer filetype cabal
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook global WinSetOption filetype=cabal %[
require-module cabal
hook window ModeChange pop:insert:.* -group cabal-trim-indent cabal-trim-indent
hook window InsertChar \n -group cabal-insert cabal-insert-on-new-line
hook window InsertChar \n -group cabal-indent cabal-indent-on-new-line
hook window InsertChar \{ -group cabal-indent cabal-indent-on-opening-curly-brace
hook window InsertChar \} -group cabal-indent cabal-indent-on-closing-curly-brace
hook -once -always window WinSetOption filetype=.* %{ remove-hooks window cabal-.+ }
]
hook -group cabal-highlight global WinSetOption filetype=cabal %{
add-highlighter window/cabal ref cabal
hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/cabal }
}
provide-module cabal %[
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
add-highlighter shared/cabal regions
add-highlighter shared/cabal/code default-region group
add-highlighter shared/cabal/line_comment region (--) $ fill comment
add-highlighter shared/cabal/comment region -recurse \{- \{- -\} fill comment
add-highlighter shared/cabal/code/ regex \b(true|false)\b|(([<>]?=?)?\d+(\.\d+)+) 0:value
add-highlighter shared/cabal/code/ regex \b(if|else)\b 0:keyword
add-highlighter shared/cabal/code/ regex ^\h*([A-Za-z][A-Za-z0-9_-]*)\h*: 1:variable
# Commands
# ‾‾‾‾‾‾‾‾
define-command -hidden cabal-trim-indent %{
# remove trailing white spaces
try %{ execute-keys -draft -itersel <a-x> s \h+$ <ret> d }
}
define-command -hidden cabal-insert-on-new-line %[
evaluate-commands -draft -itersel %[
# copy '--' comment prefix and following white spaces
try %[ execute-keys -draft k <a-x> s ^\h*\K--\h* <ret> y gh j P ]
]
]
define-command -hidden cabal-indent-on-new-line %[
evaluate-commands -draft -itersel %[
# preserve previous line indent
try %[ execute-keys -draft <semicolon> K <a-&> ]
# filter previous line
try %[ execute-keys -draft k : cabal-trim-indent <ret> ]
# indent after lines ending with { or :
try %[ execute-keys -draft <space> k <a-x> <a-k> [:{]$ <ret> j <a-gt> ]
# deindent closing brace when after cursor
try %[ execute-keys -draft <a-x> <a-k> \h*\} <ret> gh / \} <ret> m <a-S> 1<a-&> ]
]
]
define-command -hidden cabal-indent-on-opening-curly-brace %[
evaluate-commands -draft -itersel %[
# align indent with opening paren when { is entered on a new line after the closing paren
try %[ execute-keys -draft h <a-F> ) M <a-k> \A\(.*\)\h*\n\h*\{\z <ret> s \A|.\z <ret> 1<a-&> ]
]
]
define-command -hidden cabal-indent-on-closing-curly-brace %[
evaluate-commands -draft -itersel %[
# align to opening curly brace when alone on a line
try %[ execute-keys -draft <a-h> <a-k> ^\h+\}$ <ret> h m s \A|.\z<ret> 1<a-&> ]
]
]
]