kakoune/rc/clang.kak
2014-03-06 03:35:38 +00:00

40 lines
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decl -hidden str clang_filename
decl str clang_options
def clang-complete %{
%sh{
filename=$(mktemp -d -t kak-clang.XXXXXXXX)/buffer.cpp
echo "set buffer clang_filename $filename"
echo "write $filename"
}
# end the previous %sh{} so that its output gets interpreted by kakoune
# before launching the following as a background task.
%sh{
# this runs in a detached shell, asynchronously, so that kakoune does not hang while clang is running.
# As completions references a cursor position and a buffer timestamp, only valid completions should be
# displayed.
(
pos=-:${kak_cursor_line}:${kak_cursor_column}
cd $(dirname ${kak_buffile})
output=$(clang++ -x c++ -fsyntax-only ${kak_opt_clang_options} -Xclang -code-completion-at=${pos} - < ${kak_opt_clang_filename} 2>&1 | tee /tmp/kak-clang-out |
grep -E "^COMPLETION:[^:]+:" | perl -pe 's/^COMPLETION:[^:]+: +//; s/:/\\:/g; s/\[#.*?#\]|<#.*?#>(, *|\))?|\{#.*?#\}\)?//g')
rm -r $(dirname ${kak_opt_clang_filename})
completions="${kak_cursor_line}.${kak_cursor_column}@${kak_timestamp}"
for cmp in ${output}; do
completions="${completions}:${cmp}"
done
echo "eval -client $kak_client %[ echo completed; set buffer completions '${completions}' ]" | kak -p ${kak_session}
) > /dev/null 2>&1 < /dev/null &
}
}
def clang-enable-autocomplete %{
hook window -id clang-autocomplete InsertIdle .* %{ try %{
exec -draft <a-h><a-k>(\.|->|::).$<ret>
echo 'completing...'
clang-complete
} }
}
def clang-disable-autocomplete %{ rmhooks window clang-autocomplete }