kakoune/rc/base/fish.kak

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# http://fishshell.com
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufSetOption mimetype=text/x-fish %{
set buffer filetype fish
}
hook global BufCreate .*[.](fish) %{
set buffer filetype fish
}
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
addhl -group / regions -default code fish \
double_string '"' (?<!\\)(\\\\)*" '' \
single_string "'" "'" '' \
comment '#' '$' ''
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addhl -group /fish/double_string fill string
addhl -group /fish/double_string regex (\$\w+)|(\{\$\w+\}) 0:identifier
addhl -group /fish/single_string fill string
addhl -group /fish/comment fill comment
addhl -group /fish/code regex (\$\w+)|(\{\$\w+\}) 0:identifier
# Command names are collected using `builtin --names` and 'eval' from `functions --names`
addhl -group /fish/code regex \b(and|begin|bg|bind|block|break|breakpoint|builtin|case|cd|command|commandline|complete|contains|continue|count|echo|else|emit|end|eval|exec|exit|fg|for|function|functions|history|if|jobs|not|or|printf|pwd|random|read|return|set|set_color|source|status|switch|test|ulimit|while)\b 0:keyword
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# Commands
# ‾‾‾‾‾‾‾‾
def -hidden _fish_filter_around_selections %{
eval -draft -itersel %{
# remove trailing white spaces
try %{ exec -draft <a-x>s\h+$<ret>d }
}
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}
def -hidden _fish_indent_on_char %{
eval -draft -itersel %{
# deindent on (else|end) command insertion
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try %{ exec -draft <space><a-i>w<a-k>(else|end)<ret><a-lt> }
}
}
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def -hidden _fish_indent_on_new_line %{
eval -draft -itersel %{
# preserve previous line indent
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try %{ exec -draft <space>K<a-&> }
# filter previous line
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try %{ exec -draft k:_fish_filter_around_selections<ret> }
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# copy '#' comment prefix and following white spaces
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try %{ exec -draft kxs^\h*\K#\h*<ret>yjp }
# indent after (case|else) commands
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try %{ exec -draft <space>kx<a-k>(case|else)<ret>j<a-gt> }
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# indent after (begin|for|function|if|switch|while) commands and add 'end' command
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try %{ exec -draft <space>kx<a-k>(begin|for|function|(?<!(else)\h+)if|switch|while)<ret>xypjaend<esc>k<a-gt> }
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}
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook global WinSetOption filetype=fish %{
addhl ref fish
hook window InsertEnd .* -group fish-hooks _fish_filter_around_selections
hook window InsertChar .* -group fish-indent _fish_indent_on_char
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hook window InsertChar \n -group fish-indent _fish_indent_on_new_line
}
hook global WinSetOption filetype=(?!fish).* %{
rmhl fish
rmhooks window fish-indent
rmhooks window fish-hooks
}