kakoune/rc/clang.kak
2014-11-05 21:12:29 +00:00

54 lines
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decl str clang_options
decl -hidden str clang_tmp_dir
decl -hidden str-list clang_completions
def clang-complete %{
%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
hook -group clang-cleanup buffer BufCloseFifo .* %{
nop %sh{ rm -r ${dir} }
rmhooks buffer clang-cleanup
}
}"
# this runs in a detached shell, asynchronously, so that kakoune does not hang while clang is running.
# As completions references a cursor position and a buffer timestamp, only valid completions should be
# displayed.
(
pos=-:${kak_cursor_line}:${kak_cursor_column}
cd $(dirname ${kak_buffile})
header="${kak_cursor_line}.${kak_cursor_column}@${kak_timestamp}"
compl=$(clang++ -x c++ -fsyntax-only ${kak_opt_clang_options} -Xclang -code-completion-at=${pos} - < ${dir}/buf 2>&1 |
tee ${dir}/fifo | grep ^COMPLETION: | grep -v '(Hidden)' | sed -re 's/^COMPLETION: ([^:]+) :.*/\1/; s/:/\\:/g' | uniq | paste -s -d ':')
echo "eval -client ${kak_client} %[ echo completed; set 'buffer=${kak_buffile}' clang_completions %[${header}:${compl}] ]" | kak -p ${kak_session}
) > /dev/null 2>&1 < /dev/null &
}
}
def clang-enable-autocomplete %{
set window completers %sh{ echo "'option=clang_completions:${kak_opt_completers}'" }
hook window -group clang-autocomplete InsertIdle .* %{ try %{
exec -draft <a-h><a-k>(\.|->|::).\'<ret>
echo 'completing...'
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
}