kakoune/rc/core/makefile.kak

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# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*/?[mM]akefile %{
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set buffer filetype makefile
}
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
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add-highlighter -group / regions -default content makefile \
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comment '#' '$' '' \
eval '\$\(' '\)' '\('
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add-highlighter -group /makefile/comment fill comment
add-highlighter -group /makefile/eval fill value
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add-highlighter -group /makefile/content regex ^[\w.%-]+\h*:\s 0:variable
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add-highlighter -group /makefile/content regex [+?:]= 0:operator
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%sh{
# Grammar
keywords="ifeq|ifneq|ifdef|ifndef|else|endif|define|endef"
# Add the language's grammar to the static completion list
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printf %s\\n "hook global WinSetOption filetype=makefile %{
set window static_words '${keywords}'
}" | sed 's,|,:,g'
# Highlight keywords
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printf %s "add-highlighter -group /makefile/content regex \b(${keywords})\b 0:keyword"
}
# Commands
# ‾‾‾‾‾‾‾‾
def -hidden makefile-indent-on-new-line %{
eval -draft -itersel %{
# preserve previous line indent
try %{ exec -draft \;K<a-&> }
## If the line above is a target indent with a tab
try %{ exec -draft Z k<a-x> <a-k>^[^:]+:\s<ret> z i<tab> }
# cleanup trailing white space son previous line
try %{ exec -draft k<a-x> s \h+$ <ret>d }
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# indent after some keywords
try %{ exec -draft Z k<a-x> <a-k> ^\h*(ifeq|ifneq|ifdef|ifndef|else|define)\b<ret> z <a-gt> }
}
}
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# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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hook -group makefile-highlight global WinSetOption filetype=makefile %{ add-highlighter ref makefile }
hook global WinSetOption filetype=makefile %{
hook window InsertChar \n -group makefile-indent makefile-indent-on-new-line
}
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hook -group makefile-highlight global WinSetOption filetype=(?!makefile).* %{ remove-highlighter makefile }
hook global WinSetOption filetype=(?!makefile).* %{
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remove-hooks window makefile-indent
}