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# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*(/?[mM]akefile|\.mk|\.make) %{
set-option buffer filetype makefile
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook global WinSetOption filetype=makefile %{
require-module makefile
set-option window static_words %opt{makefile_static_words}
hook window ModeChange pop:insert:.* -group makefile-trim-indent makefile-trim-indent
hook window InsertChar \n -group makefile-indent makefile-indent-on-new-line
hook -once -always window WinSetOption filetype=.* %{ remove-hooks window makefile-.+ }
}
hook -group makefile-highlight global WinSetOption filetype=makefile %{
add-highlighter window/makefile ref makefile
hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/makefile }
}
provide-module makefile %{
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
add-highlighter shared/makefile regions
add-highlighter shared/makefile/content default-region group
add-highlighter shared/makefile/comment region (?<!\\)(?:\\\\)*(?:^|\h)\K# '$' fill comment
add-highlighter shared/makefile/evaluate-commands region -recurse \( (?<!\$)(?:\$\$)*\K\$\( \) fill value
add-highlighter shared/makefile/content/ regex ^\S.*?(::|:|!)\s 0:variable
add-highlighter shared/makefile/content/ regex [+?:]= 0:operator
evaluate-commands %sh{
# Grammar
keywords="ifeq|ifneq|ifdef|ifndef|else|endif|define|endef"
# Add the language's grammar to the static completion list
printf %s\\n "declare-option str-list makefile_static_words ${keywords}" | tr '|' ' '
# Highlight keywords
printf %s "add-highlighter shared/makefile/content/ regex \b(${keywords})\b 0:keyword"
}
# Commands
# ‾‾‾‾‾‾‾‾
define-command -hidden makefile-trim-indent %{
evaluate-commands -no-hooks -draft -itersel %{
execute-keys x
# remove trailing white spaces
try %{ execute-keys -draft s \h + $ <ret> d }
}
}
define-command -hidden makefile-indent-on-new-line %{
evaluate-commands -draft -itersel %{
# preserve previous line indent
try %{ execute-keys -draft <semicolon>K<a-&> }
## If the line above is a target indent with a tab
try %{ execute-keys -draft Z kx <a-k>^\S.*?(::|:|!)\s<ret> z i<tab> }
# cleanup trailing white space son previous line
try %{ execute-keys -draft kx s \h+$ <ret>d }
# indent after some keywords
try %{ execute-keys -draft Z kx <a-k> ^\h*(ifeq|ifneq|ifdef|ifndef|else|define)\b<ret> z <a-gt> }
}
}
}
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