kakoune/rc/clang.kak

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decl str clang_options
decl -hidden str clang_tmp_dir
decl -hidden str-list clang_completions
decl -hidden line-flag-list clang_flags
decl -hidden str clang_errors
def -shell-params clang-parse %{
%sh{
dir=$(mktemp -d -t kak-clang.XXXXXXXX)
mkfifo ${dir}/fifo
echo "set buffer clang_tmp_dir ${dir}"
echo "write ${dir}/buf"
}
# end the previous %sh{} so that its output gets interpreted by kakoune
# before launching the following as a background task.
%sh{
dir=${kak_opt_clang_tmp_dir}
echo "eval -draft %{
edit! -fifo ${dir}/fifo *clang-output*
set buffer filetype make
set buffer _make_current_error_line 0
}"
# this runs in a detached shell, asynchronously, so that kakoune does
# not hang while clang is running. As completions references a cursor
# position and a buffer timestamp, only valid completions should be
# displayed.
(
case ${kak_opt_filetype} in
cpp) ft=c++ ;;
obj-c) ft=objective-c ;;
*) ft=c++ ;;
esac
cd $(dirname ${kak_buffile})
if [ "$1" == "-complete" ]; then
pos=-:${kak_cursor_line}:${kak_cursor_column}
header="${kak_cursor_line}.${kak_cursor_column}@${kak_timestamp}"
compl=$(clang++ -x ${ft} -fsyntax-only ${kak_opt_clang_options} \
-Xclang -code-completion-brief-comments -Xclang -code-completion-at=${pos} - < ${dir}/buf 2> ${dir}/stderr |
awk -F ': ' -e '
/^COMPLETION:/ && ! /\(Hidden\)/ {
gsub(/[[{<]#|#[}>]/, "", $3)
gsub(/#]/, " ", $3)
gsub(/:: /, "::", $3)
gsub(/ +$/, "", $3)
id=substr($2, 1, length($2)-1)
gsub(/:/, "\\:", id)
desc=$4 ? $3 "\\n" $4 : $3
gsub(/:/, "\\:", desc)
if (id in completions)
completions[id]=completions[id] "\\n" desc
else
completions[id]=desc
}
END {
for (id in completions)
print id "@" completions[id]
}' | sort | paste -s -d ':' | sed -e 's/\\n/\n/g')
echo "eval -client ${kak_client} echo completed
set 'buffer=${kak_buffile}' clang_completions %[${header}:${compl}]" | kak -p ${kak_session}
else
clang++ -x ${ft} -fsyntax-only ${kak_opt_clang_options} - < ${dir}/buf 2> ${dir}/stderr
fi
flags=$(cat ${dir}/stderr | sed -rne "
/^<stdin>:[0-9]+:([0-9]+:)? error/ { s/^<stdin>:([0-9]+):.*/\1,red,█/; p }
/^<stdin>:[0-9]+:([0-9]+:)? warning/ { s/^<stdin>:([0-9]+):.*/\1,yellow,█/; p }
" | paste -s -d ':')
errors=$(cat ${dir}/stderr | sed -rne "
/^<stdin>:[0-9]+:([0-9]+:)? (error|warning)/ { s/^<stdin>:([0-9]+):([0-9]+:)? (.*)/\1,\3/; p }")
sed -e "s|<stdin>|${kak_bufname}|g" < ${dir}/stderr > ${dir}/fifo
echo "set 'buffer=${kak_buffile}' clang_flags %{${flags}}
set 'buffer=${kak_buffile}' clang_errors %{${errors}}" | kak -p ${kak_session}
rm -r ${dir}
) > /dev/null 2>&1 < /dev/null &
}
}
def clang-complete %{ clang-parse -complete }
def clang-enable-autocomplete %{
set window completers "option=clang_completions:%opt{completers}"
hook window -group clang-autocomplete InsertIdle .* %{ try %{
exec -draft <a-h><a-k>(\.|->|::).\'<ret>
echo 'completing...'
clang-complete
} }
alias window complete clang-complete
}
def clang-disable-autocomplete %{
set window completers %sh{ echo "'${kak_opt_completers}'" | sed -e 's/option=clang_completions://g' }
rmhooks window clang-autocomplete
unalias window complete clang-complete
}
def -hidden clang-show-error-info %{ %sh{
echo "${kak_opt_clang_errors}" | while read line; do
case "${line}" in
${kak_cursor_line},*) echo "info -anchor ${kak_cursor_line}.${kak_cursor_column} %{${line#*,}}" ;;
esac
done
} }
def clang-enable-diagnostics %{
addhl flag_lines default clang_flags
hook window -group clang-diagnostics NormalIdle .* %{ clang-show-error-info }
}
def clang-disable-diagnostics %{
rmhl hlflags_clang_flags
rmhooks window clang-diagnostics
}