kakoune/rc/core/c-family.kak

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hook global BufCreate .*\.(cc|cpp|cxx|C|hh|hpp|hxx|H)$ %{
set buffer filetype cpp
}
hook global BufSetOption filetype=c\+\+ %{
set buffer filetype cpp
}
hook global BufCreate .*\.c$ %{
set buffer filetype c
}
hook global BufCreate .*\.h$ %{
try %{
exec -draft %{%s\b::\b|\btemplate\h*<lt>|\bclass\h+\w+|\b(typename|namespace)\b|\b(public|private|protected)\h*:<ret>}
set buffer filetype cpp
} catch %{
set buffer filetype c
}
}
hook global BufCreate .*\.m %{
set buffer filetype objc
}
def -hidden c-family-trim-autoindent %[ eval -draft -itersel %[
# remove the line if it's empty when leaving the insert mode
try %[ exec <a-x> 1s^(\h+)$<ret> d ]
] ]
def -hidden c-family-indent-on-newline %[ eval -draft -itersel %[
exec \;
try %[
# if previous line closed a paren, copy indent of the opening paren line
exec -draft k<a-x> 1s(\))(\h+\w+)*\h*(\;\h*)?$<ret> m<a-\;>J s\`|.\'<ret> 1<a-&>
] catch %[
# else indent new lines with the same level as the previous one
exec -draft K <a-&>
]
# remove previous empty lines resulting from the automatic indent
try %[ exec -draft k <a-x> <a-k>^\h+$<ret> Hd ]
# indent after an opening brace
try %[ exec -draft K s\{\h*$<ret> j <a-gt> ]
# indent after a label
try %[ exec -draft k <a-x> s[a-zA-Z0-9_-]+:\h*$<ret> j <a-gt> ]
# indent after a statement not followed by an opening brace
try %[ exec -draft k <a-x> <a-k>\b(if|else|for|while)\h*\(.+?\)\h*$<ret> j <a-gt> ]
# align to the opening parenthesis on a previous line if its followed by text on the same line
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try %[ exec -draft {b <a-k>\`\([^\n]+\n[^\n]*\n?\'<ret> L s\`|.\'<ret> & ]
] ]
def -hidden c-family-indent-on-opening-curly-brace %[
# align indent with opening paren when { is entered on a new line after the closing paren
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try %[ exec -draft -itersel h<a-F>)M <a-k> \`\(.*\)\h*\n\h*\{\' <ret> s \`|.\' <ret> 1<a-&> ]
]
def -hidden c-family-indent-on-closing-curly-brace %[
# align to opening curly brace when alone on a line
try %[ exec -itersel -draft <a-h><a-:><a-k>^\h+\}$<ret>hms\`|.\'<ret>1<a-&> ]
]
def -hidden c-family-insert-on-closing-curly-brace %[
# add a semicolon after a closing brace if part of a class, union or struct definition
try %[ exec -itersel -draft hm<a-x>B<a-x><a-k>\`\h*(class|struct|union)<ret> a\;<esc> ]
]
def -hidden c-family-insert-on-newline %[ eval -draft %[
exec \;
try %[
eval -draft %[
# copy the commenting prefix
exec -save-regs '' k <a-x>1s^\h*(//+\h*)<ret> y
try %[
# if the previous comment isn't empty, create a new one
exec <a-x><a-K>^\h*//+\h*$<ret> j<a-x>s^\h*<ret>p
] catch %[
# if there is no text in the previous comment, remove it completely
exec d
]
]
]
try %[
# if the previous line isn't within a comment scope, break
exec -draft k<a-x> <a-k>^(\h*/\*|\h+\*(?!/))<ret>
# find comment opening, validate it was not closed, and check its using star prefixes
exec -draft <a-?>/\*<ret><a-H> <a-K>\*/<ret> <a-k>\`\h*/\*([^\n]*\n\h*\*)*[^\n]*\n\h*.\'<ret>
try %[
# if the previous line is opening the comment, insert star preceeded by space
exec -draft k<a-x><a-k>^\h*/\*<ret>
exec -draft i<space>*<space><esc>
] catch %[
try %[
# if the next line is a comment line insert a star
exec -draft j<a-x><a-k>^\h+\*<ret>
exec -draft i*<space><esc>
] catch %[
try %[
# if the previous line is an empty comment line, close the comment scope
exec -draft k<a-x><a-k>^\h+\*\h+$<ret> <a-x>1s\*(\h*)<ret>c/<esc>
] catch %[
# if the previous line is a non-empty comment line, add a star
exec -draft i*<space><esc>
]
]
]
# trim trailing whitespace on the previous line
try %[ exec -draft 1s(\h+)$<ret>d ]
# align the new star with the previous one
exec J<a-x>1s^[^*]*(\*)<ret>&
]
] ]
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# Regions definition are the same between c++ and objective-c
%sh{
for ft in c cpp objc; do
if [ "${ft}" = "objc" ]; then
maybe_at='@?'
else
maybe_at=''
fi
printf %s\\n '
addhl -group / regions -default code FT \
string %{MAYBEAT(?<!QUOTE)"} %{(?<!\\)(\\\\)*"} "" \
comment /\* \*/ "" \
comment // $ "" \
disabled ^\h*?#\h*if\h+(0|FALSE)\b "#\h*(else|elif|endif)" "#\h*if(def)?" \
macro %{^\h*?\K#} %{(?<!\\)\n} ""
addhl -group /FT/string fill string
addhl -group /FT/comment fill comment
addhl -group /FT/disabled fill rgb:666666
addhl -group /FT/macro fill meta' | sed -e "s/FT/${ft}/g; s/QUOTE/'/g; s/MAYBEAT/${maybe_at}/;"
done
}
# c specific
addhl -group /c/code regex %{\b-?(0x[0-9a-fA-F]+|\d+)[fdiu]?|'((\\.)?|[^'\\])'} 0:value
%sh{
# Grammar
keywords="while|for|if|else|do|switch|case|default|goto|asm|break|continue|return|sizeof"
attributes="const|auto|register|inline|static|volatile|struct|enum|union|typedef|extern|restrict"
types="void|char|short|int|long|signed|unsigned|float|double|size_t"
values="NULL"
# Add the language's grammar to the static completion list
printf %s\\n "hook global WinSetOption filetype=c %{
set window static_words '${keywords}:${attributes}:${types}:${values}'
}" | sed 's,|,:,g'
# Highlight keywords
printf %s "
addhl -group /c/code regex \b(${keywords})\b 0:keyword
addhl -group /c/code regex \b(${attributes})\b 0:attribute
addhl -group /c/code regex \b(${types})\b 0:type
addhl -group /c/code regex \b(${values})\b 0:value
"
}
# c++ specific
addhl -group /cpp/code regex %{\b-?(0x[0-9a-fA-F]+|\d+)[fdiu]?|'((\\.)?|[^'\\])'} 0:value
%sh{
# Grammar
keywords="while|for|if|else|do|switch|case|default|goto|asm|break|continue"
keywords="${keywords}|return|using|try|catch|throw|new|delete|and|and_eq|or"
keywords="${keywords}|or_eq|not|operator|explicit|reinterpret_cast"
keywords="${keywords}|const_cast|static_cast|dynamic_cast|sizeof|alignof"
keywords="${keywords}|alignas|decltype"
attributes="const|constexpr|mutable|auto|noexcept|namespace|inline|static"
attributes="${attributes}|volatile|class|struct|enum|union|public|protected"
attributes="${attributes}|private|template|typedef|virtual|friend|extern"
attributes="${attributes}|typename|override|final"
types="void|char|short|int|long|signed|unsigned|float|double|size_t|bool"
values="this|true|false|NULL|nullptr"
# Add the language's grammar to the static completion list
printf %s\\n "hook global WinSetOption filetype=cpp %{
set window static_words '${keywords}:${attributes}:${types}:${values}'
}" | sed 's,|,:,g'
# Highlight keywords
printf %s "
addhl -group /cpp/code regex \b(${keywords})\b 0:keyword
addhl -group /cpp/code regex \b(${attributes})\b 0:attribute
addhl -group /cpp/code regex \b(${types})\b 0:type
addhl -group /cpp/code regex \b(${values})\b 0:value
"
}
# c and c++ compiler macros
%sh{
builtin_macros="__cplusplus|__STDC_HOSTED__|__FILE__|__LINE__|__DATE__|__TIME__|__STDCPP_DEFAULT_NEW_ALIGNMENT__"
printf %s "
addhl -group /c/code regex \b(${builtin_macros})\b 0:builtin
addhl -group /cpp/code regex \b(${builtin_macros})\b 0:builtin
"
}
# objective-c specific
addhl -group /objc/code regex %{\b-?\d+[fdiu]?|'((\\.)?|[^'\\])'} 0:value
%sh{
# Grammar
keywords="while|for|if|else|do|switch|case|default|goto|break|continue|return"
attributes="const|auto|inline|static|volatile|struct|enum|union|typedef"
attributes="${attributes}|extern|__block|nonatomic|assign|copy|strong"
attributes="${attributes}|retain|weak|readonly|IBAction|IBOutlet"
types="void|char|short|int|long|signed|unsigned|float|bool|size_t"
types="${types}|instancetype|BOOL|NSInteger|NSUInteger|CGFloat|NSString"
values="self|nil|id|super|TRUE|FALSE|YES|NO|NULL"
decorators="property|synthesize|interface|implementation|protocol|end"
decorators="${decorators}|selector|autoreleasepool|try|catch|class|synchronized"
# Add the language's grammar to the static completion list
printf %s\\n "hook global WinSetOption filetype=objc %{
set window static_words '${keywords}:${attributes}:${types}:${values}:${decorators}'
}" | sed 's,|,:,g'
# Highlight keywords
printf %s "
addhl -group /objc/code regex \b(${keywords})\b 0:keyword
addhl -group /objc/code regex \b(${attributes})\b 0:attribute
addhl -group /objc/code regex \b(${types})\b 0:type
addhl -group /objc/code regex \b(${values})\b 0:value
addhl -group /objc/code regex @(${decorators})\b 0:attribute
"
}
hook global WinSetOption filetype=(c|cpp|objc) %[
try %{ # we might be switching from one c-family language to another
rmhooks window c-family-hooks
rmhooks window c-family-indent
}
hook -group c-family-indent window InsertEnd .* c-family-trim-autoindent
hook -group c-family-indent window InsertChar \n c-family-indent-on-newline
hook -group c-family-indent window InsertChar \{ c-family-indent-on-opening-curly-brace
hook -group c-family-indent window InsertChar \} c-family-indent-on-closing-curly-brace
hook -group c-family-insert window InsertChar \} c-family-insert-on-closing-curly-brace
hook -group c-family-insert window InsertChar \n c-family-insert-on-newline
alias window alt c-family-alternative-file
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]
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hook global WinSetOption filetype=(?!(c|cpp|objc)$).* %[
rmhooks window c-family-hooks
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rmhooks window c-family-indent
rmhooks window c-family-insert
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unalias window alt c-family-alternative-file
]
hook -group c-highlight global WinSetOption filetype=c %[ addhl ref c ]
hook -group c-highlight global WinSetOption filetype=(?!c$).* %[ rmhl c ]
hook -group cpp-highlight global WinSetOption filetype=cpp %[ addhl ref cpp ]
hook -group cpp-highlight global WinSetOption filetype=(?!cpp$).* %[ rmhl cpp ]
hook -group objc-highlight global WinSetOption filetype=objc %[ addhl ref objc ]
hook -group objc-highlight global WinSetOption filetype=(?!objc$).* %[ rmhl objc ]
decl str c_include_guard_style "ifdef"
def -hidden c-family-insert-include-guards %{
%sh{
case "${kak_opt_c_include_guard_style}" in
ifdef)
echo 'exec ggi<c-r>%<ret><esc>ggxs\.<ret>c_<esc><space>A_INCLUDED<esc>ggxyppI#ifndef<space><esc>jI#define<space><esc>jI#endif<space>//<space><esc>O<esc>'
;;
pragma)
echo 'exec ggi#pragma<space>once<esc>'
;;
*);;
esac
}
}
hook global BufNew .*\.(h|hh|hpp|hxx|H) c-family-insert-include-guards
decl str-list alt_dirs ".;.."
def c-family-alternative-file -docstring "Jump to the alternate file (header/implementation)" %{ %sh{
alt_dirs=$(printf %s\\n "${kak_opt_alt_dirs}" | sed -e 's/;/ /g')
file=$(basename "${kak_buffile}")
dir=$(dirname "${kak_buffile}")
case ${file} in
*.c|*.cc|*.cpp|*.cxx|*.C|*.inl|*.m)
for alt_dir in ${alt_dirs}; do
for ext in h hh hpp hxx H; do
altname="${dir}/${alt_dir}/${file%.*}.${ext}"
[ -f ${altname} ] && break
done
[ -f ${altname} ] && break
done
;;
*.h|*.hh|*.hpp|*.hxx|*.H)
for alt_dir in ${alt_dirs}; do
for ext in c cc cpp cxx C m; do
altname="${dir}/${alt_dir}/${file%.*}.${ext}"
[ -f ${altname} ] && break
done
[ -f ${altname} ] && break
done
;;
*)
echo "echo -color Error 'extension not recognized'"
exit
;;
esac
if [ -f ${altname} ]; then
printf %s\\n "edit '${altname}'"
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else
echo "echo -color Error 'alternative file not found'"
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fi
}}