kakoune/rc/extra/nim.kak
2018-02-18 15:00:30 +11:00

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3.2 KiB
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# https://nim-lang.org/
#
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*\.nim(s|ble)? %{
set-option buffer filetype nim
}
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
add-highlighter shared/ regions -default code nim \
double_string '"' (?<!\\)(\\\\)*" '' \
double_string '"""' '"""' '' \
comment '#?#\[' '\]##?' ''
add-highlighter shared/nim/double_string fill string
add-highlighter shared/nim/comment fill comment
add-highlighter shared/nim/code regex \b(0[xXocCbB])?[\d_]+('[iIuUfFdD](8|16|32|64|128))?\b 0:value
add-highlighter shared/nim/code regex \b\d+\.\d+\b 0:value
add-highlighter shared/nim/code regex %{'[^'\n]'} 0:string
%sh{
# Grammar
keywords="addr|and|as|asm|atomic|bind|block|break|case|cast|concept|const"
keywords="${keywords}|continue|converter|defer|discard|distinct|div|do|elif"
keywords="${keywords}|else|end|enum|except|export|finally|for|from|func"
keywords="${keywords}|generic|if|import|in|include|interface|is|isnot"
keywords="${keywords}|iterator|let|macro|method|mixin|mod|nil|not|notin"
keywords="${keywords}|of|or|out|proc|ptr|raise|ref|return|shl|shr"
keywords="${keywords}|static|template|try|type|using|var|when|while"
keywords="${keywords}|with|without|xor|yield"
types="int|int8|int16|int32|int64|uint|uint8|uint16|uint32|uint64|float"
types="${types}|float32|float64|bool|char|object|seq|array|cstring|string"
types="${types}|tuple|varargs"
values="false|true"
# Add the language's grammar to the static completion list
printf %s\\n "hook global WinSetOption filetype=nim %{
set-option window static_words '${keywords}:${types}:${values}'
}" | tr '|' ':' ':'
# Highlight keywords
printf %s "
add-highlighter shared/nim/code regex \b(${keywords})\b 0:keyword
add-highlighter shared/nim/code regex \b(${types})\b 0:type
add-highlighter shared/nim/code regex \b(${values})\b 0:value
"
}
add-highlighter shared/nim/code regex '#[^\n]+' 0:comment
# Commands
# ‾‾‾‾‾‾‾‾
def -hidden nim-indent-on-new-line %{
eval -draft -itersel %{
# copy '#' comment prefix and following white spaces
try %{ exec -draft k <a-x> s ^\h*#\h* <ret> y jgh P }
# preserve previous line indent
try %{ exec -draft \; K <a-&> }
# cleanup trailing whitespaces from previous line
try %{ exec -draft k <a-x> s \h+$ <ret> d }
# indent after line ending with const, let, var, ':' or '='
try %{ exec -draft <space> k x <a-k> (:|=|const|let|var)$ <ret> j <a-gt> }
}
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook -group nim-highlight global WinSetOption filetype=nim %{ add-highlighter window ref nim }
hook global WinSetOption filetype=nim %{
hook window InsertChar \n -group nim-indent nim-indent-on-new-line
# cleanup trailing whitespaces on current line insert end
hook window ModeChange insert:.* -group nim-indent %{ try %{ exec -draft \; <a-x> s ^\h+$ <ret> d } }
}
hook -group nim-highlight global WinSetOption filetype=(?!nim).* %{ remove-highlighter window/nim }
hook global WinSetOption filetype=(?!nim).* %{
remove-hooks window nim-indent
}