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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 '#' '$' ''
addhl -group /fish/double_string fill string
addhl -group /fish/double_string regex (\$\w+)|(\{\$\w+\}) 0:identifier
addhl -group /fish/single_string fill string
addhl -group /fish/comment fill comment
addhl -group /fish/code regex (\$\w+)|(\{\$\w+\}) 0:identifier
# Command names are collected using `builtin --names` and 'eval' from `functions --names`
addhl -group /fish/code regex \<(and|begin|bg|bind|block|break|breakpoint|builtin|case|cd|command|commandline|complete|contains|continue|count|echo|else|emit|end|eval|exec|exit|fg|for|function|functions|history|if|jobs|not|or|printf|pwd|random|read|return|set|set_color|source|status|switch|test|ulimit|while)\> 0:keyword
# Commands
# ‾‾‾‾‾‾‾‾
def -hidden _fish_filter_around_selections %{
eval -draft -itersel %{
exec <a-x>
# remove trailing white spaces
try %{ exec -draft s \h+$ <ret> d }
}
}
def -hidden _fish_indent_on_char %{
eval -draft -itersel %{
# deindent on (else|end) command insertion
try %{ exec -draft <space> <a-i>w <a-k> (else|end) <ret> <a-lt> }
}
}
def -hidden _fish_indent_on_new_line %{
eval -draft -itersel %{
# preserve previous line indent
try %{ exec -draft <space> K <a-&> }
# filter previous line
try %{ exec -draft k : _fish_filter_around_selections <ret> }
# copy '#' comment prefix and following white spaces
try %{ exec -draft k x s ^\h*\K#\h* <ret> y j p }
# indent after (case|else) commands
try %{ exec -draft <space> k x <a-k> (case|else) <ret> j <a-gt> }
# indent after (begin|for|function|if|switch|while) commands and add 'end' command
try %{ exec -draft <space> k x <a-k> (begin|for|function|(?<!(else)\h+)if|switch|while) <ret> x y p j a end <esc> k <a-gt> }
}
}
# 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
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
}
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