kakoune/rc/extra/clang.kak
2016-04-04 13:42:58 +01:00

167 lines
7.3 KiB
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decl str clang_options
decl -hidden str clang_tmp_dir
decl -hidden completions clang_completions
decl -hidden line-flags clang_flags
decl -hidden str clang_errors
def clang-parse -params 0..1 -docstring "Parse the contents of the current buffer with clang" %{
%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 fifo buffer BufCloseFifo .* %{
nop %sh{ rm -r ${dir} }
rmhooks buffer fifo
}
}"
# 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
c) ft=c ;;
cpp) ft=c++ ;;
obj-c) ft=objective-c ;;
*) ft=c++ ;;
esac
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:/ && ! /\(Hidden\)/ {
id=$2
gsub(/ +$/, "", id)
gsub(/:/, "\\:", id)
gsub(/\|/, "\\|", id)
gsub(/[[{<]#|#[}>]/, "", $3)
gsub(/#]/, " ", $3)
gsub(/:: /, "::", $3)
gsub(/ +$/, "", $3)
desc=$4 ? $3 "\\n" $4 : $3
gsub(/:/, "\\:", desc)
gsub(/\|/, "\\|", desc)
if (id in docstrings)
docstrings[id]=docstrings[id] "\\n" desc
else
docstrings[id]=desc
}
END {
for (id in docstrings)
{
menu=id
gsub(/(^|[^[:alnum:]_])(operator|new|delete)($|[^[:alnum:]_])/, "{keyword}&{}", menu)
gsub(/(^|[[:space:]])(int|size_t|bool|char|unsigned|signed|long)($|[[:space:]])/, "{type}&{}", menu)
gsub(/[^[:alnum:]{}_]+/, "{operator}&{}", menu)
print id "|" docstrings[id] "|" menu
}
}' | paste -s -d ':' | sed -e "s/\\\\n/\\n/g; s/'/\\\\'/g")
echo "eval -client ${kak_client} echo 'clang completion done'
set 'buffer=${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
echo "eval -client ${kak_client} echo 'clang parsing done'" | kak -p ${kak_session}
fi
flags=$(cat ${dir}/stderr | sed -rne "
/^<stdin>:[0-9]+:([0-9]+:)? (fatal )?error/ { s/^<stdin>:([0-9]+):.*/\1|{red}█/; p }
/^<stdin>:[0-9]+:([0-9]+:)? warning/ { s/^<stdin>:([0-9]+):.*/\1|{yellow}█/; p }
" | paste -s -d ':')
errors=$(cat ${dir}/stderr | sed -rne "
/^<stdin>:[0-9]+:([0-9]+:)? ((fatal )?error|warning)/ { s/^<stdin>:([0-9]+):([0-9]+:)? (.*)/\1,\3/; s/'/\\\\'/g; p }
" | sort -n)
sed -e "s|<stdin>|${kak_bufname}|g" < ${dir}/stderr > ${dir}/fifo
echo "set 'buffer=${kak_buffile}' clang_flags %{${kak_timestamp}:${flags}}
set 'buffer=${kak_buffile}' clang_errors '${errors}'" | kak -p ${kak_session}
) > /dev/null 2>&1 < /dev/null &
}
}
def clang-complete -docstring "Complete the current selection with clang" %{ clang-parse -complete }
def -hidden clang-show-completion-info %[ try %[
eval -draft %[
exec '<space>{(<a-k>^\(<ret>b'
%sh[
desc=$(echo "${kak_opt_clang_completions}" | sed -ne "{ s/\([^\\]\):/\1\n/g }; /^${kak_selection}@/ { s/^[^@]\+@//; s/@.*$//; s/\\\:/:/g; P }; D")
if [ -n "$desc" ]; then
echo "eval -client $kak_client %{info -anchor ${kak_cursor_line}.${kak_cursor_column} -placement above %{${desc}}}"
fi
] ]
] ]
def clang-enable-autocomplete -docstring "Enable completion with clang" %{
set window completers "option=clang_completions:%opt{completers}"
hook window -group clang-autocomplete InsertIdle .* %{
try %{
exec -draft <a-h><a-k>(\.|->|::).\'<ret>
echo 'completing...'
clang-complete
}
clang-show-completion-info
}
alias window complete clang-complete
}
def clang-disable-autocomplete -docstring "Disable automatic clang completion" %{
set window completers %sh{ printf %s "'${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{
desc=$(printf %s "${kak_opt_clang_errors}" | sed -ne "/^${kak_cursor_line},.*/ { s/^[[:digit:]]\+,//g; s/'/\\\\'/g; p }")
if [ -n "$desc" ]; then
echo "info -anchor ${kak_cursor_line}.${kak_cursor_column} '${desc}'"
fi
} }
def clang-enable-diagnostics -docstring "Activate automatic diagnostics of the code by clang" %{
addhl flag_lines default clang_flags
hook window -group clang-diagnostics NormalIdle .* %{ clang-show-error-info }
}
def clang-disable-diagnostics -docstring "Disable automatic diagnostics of the code" %{
rmhl hlflags_clang_flags
rmhooks window clang-diagnostics
}
def clang-diagnostics-next -docstring "Jump to the next line that contains an error" %{ %sh{
printf "%s\n" "${kak_opt_clang_errors}" | (
line=-1
first_line=-1
while read line_content; do
candidate=${line_content%%,*}
if [ -n "$candidate" ]; then
first_line=$(( first_line == -1 ? candidate : first_line ))
line=$((candidate > kak_cursor_line && (candidate < line || line == -1) ? candidate : line ))
fi
done
line=$((line == -1 ? first_line : line))
if [ ${line} -ne -1 ]; then
echo "exec ${line} g"
else
echo 'echo -color Error no next clang diagnostic'
fi
)
} }