190 lines
8.6 KiB
Plaintext
190 lines
8.6 KiB
Plaintext
hook -once global BufSetOption filetype=(c|cpp) %{
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require-module clang
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}
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provide-module clang %[
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declare-option -docstring "options to pass to the `clang` shell command" \
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str clang_options
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declare-option -hidden str clang_tmp_dir
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declare-option -hidden completions clang_completions
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declare-option -hidden line-specs clang_flags
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declare-option -hidden line-specs clang_errors
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define-command -params ..1 \
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-docstring %{Parse the contents of the current buffer
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The syntaxic errors detected during parsing are shown when auto-diagnostics are enabled} \
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clang-parse %{
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evaluate-commands %sh{
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dir=$(mktemp -d "${TMPDIR:-/tmp}"/kak-clang.XXXXXXXX)
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mkfifo ${dir}/fifo
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printf %s\\n "set-option buffer clang_tmp_dir ${dir}"
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printf %s\\n "evaluate-commands -no-hooks write -sync ${dir}/buf"
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}
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# end the previous %sh{} so that its output gets interpreted by kakoune
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# before launching the following as a background task.
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evaluate-commands %sh{
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dir=${kak_opt_clang_tmp_dir}
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printf %s\\n "evaluate-commands -draft %{
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edit! -fifo ${dir}/fifo -debug *clang-output*
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set-option buffer filetype make
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set-option buffer make_current_error_line 0
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hook -once -always buffer BufCloseFifo .* %{ nop %sh{ rm -r ${dir} } }
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}"
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# this runs in a detached shell, asynchronously, so that kakoune does
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# not hang while clang is running. As completions references a cursor
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# position and a buffer timestamp, only valid completions should be
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# displayed.
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((
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case ${kak_opt_filetype} in
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c) ft=c ;;
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cpp) ft=c++ ;;
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obj-c) ft=objective-c ;;
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*) ft=c++ ;;
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esac
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if [ "$1" = "-complete" ]; then
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pos=-:${kak_cursor_line}:${kak_cursor_column}
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header="${kak_cursor_line}.${kak_cursor_column}@${kak_timestamp}"
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compl=$(clang++ -x ${ft} -fsyntax-only ${kak_opt_clang_options} \
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-Xclang -code-completion-brief-comments -Xclang -code-completion-at=${pos} - < ${dir}/buf 2> ${dir}/stderr |
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awk -F ': ' '
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/^COMPLETION:/ && ! /\(Hidden\)/ {
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id=$2
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gsub(/ +$/, "", id)
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gsub(/~/, "~~", id)
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gsub(/\|/, "\\|", id)
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gsub(/[[{<]#|#[}>]/, "", $3)
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gsub(/#]/, " ", $3)
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gsub(/:: /, "::", $3)
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gsub(/ +$/, "", $3)
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desc=$4 ? $3 "\n" $4 : $3
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gsub(/~/, "~~", desc)
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gsub(/!/, "!!", desc)
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gsub(/\|/, "\\|", desc)
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if (id in docstrings)
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docstrings[id]=docstrings[id] "\n" desc
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else
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docstrings[id]=desc
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}
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END {
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for (id in docstrings) {
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menu=id
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gsub(/(^|[^[:alnum:]_])(operator|new|delete)($|[^{}_[:alnum:]]+)/, "{keyword}&{}", menu)
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gsub(/(^|[[:space:]])(int|size_t|bool|char|unsigned|signed|long)($|[[:space:]])/, "{type}&{}", menu)
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gsub(/[^{}_[:alnum:]]+/, "{operator}&{}", menu)
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printf "%%~%s|info -style menu %!%s!|%s~ ", id, docstrings[id], menu
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}
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}')
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printf %s\\n "evaluate-commands -client ${kak_client} echo 'clang completion done'
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set-option 'buffer=${kak_buffile}' clang_completions ${header} ${compl}" | kak -p ${kak_session}
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else
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clang++ -x ${ft} -fsyntax-only ${kak_opt_clang_options} - < ${dir}/buf 2> ${dir}/stderr
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printf %s\\n "evaluate-commands -client ${kak_client} echo 'clang parsing done'" | kak -p ${kak_session}
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fi
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flags=$(cat ${dir}/stderr | sed -rne "
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/^<stdin>:[0-9]+:([0-9]+:)? (fatal )?error/ { s/^<stdin>:([0-9]+):.*/'\1|{red}█'/; p }
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/^<stdin>:[0-9]+:([0-9]+:)? warning/ { s/^<stdin>:([0-9]+):.*/'\1|{yellow}█'/; p }
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" | paste -s -d ' ' -)
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errors=$(cat ${dir}/stderr | sed -rne "
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/^<stdin>:[0-9]+:([0-9]+:)? ((fatal )?error|warning)/ {
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s/'/''/g; s/^<stdin>:([0-9]+):([0-9]+:)? (.*)/'\1|\3'/; p
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}" | sort -n | paste -s -d ' ' -)
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sed -e "s|<stdin>|${kak_bufname}|g" < ${dir}/stderr > ${dir}/fifo
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printf %s\\n "set-option 'buffer=${kak_buffile}' clang_flags ${kak_timestamp} ${flags}
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set-option 'buffer=${kak_buffile}' clang_errors ${kak_timestamp} ${errors}" | kak -p ${kak_session}
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) & ) > /dev/null 2>&1 < /dev/null
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}
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}
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define-command clang-complete -docstring "Complete the current selection" %{ clang-parse -complete }
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define-command -hidden clang-show-completion-info %[ try %[
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evaluate-commands -draft %[
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execute-keys <space>{( <a-k> ^\( <ret> b <a-k> \A\w+\z <ret>
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evaluate-commands %sh[
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desc=$(printf %s\\n "${kak_opt_clang_completions}" | sed -e "{ s/\([^\\]\):/\1\n/g }" | sed -ne "/^${kak_selection}|/ { s/^[^|]\+|//; s/|.*$//; s/\\\:/:/g; p }")
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if [ -n "$desc" ]; then
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printf %s\\n "evaluate-commands -client $kak_client %{info -anchor ${kak_cursor_line}.${kak_cursor_column} -style above %{${desc}}}"
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fi
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] ]
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] ]
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define-command clang-enable-autocomplete -docstring "Enable automatic clang completion" %{
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set-option window completers "option=clang_completions" %opt{completers}
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hook window -group clang-autocomplete InsertIdle .* %{
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try %{
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execute-keys -draft <a-h><a-k>(\.|->|::).\z<ret>
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echo 'completing...'
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clang-complete
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}
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clang-show-completion-info
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}
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alias window complete clang-complete
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}
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define-command clang-disable-autocomplete -docstring "Disable automatic clang completion" %{
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evaluate-commands %sh{ printf "set-option window completers %s\n" $(printf %s "${kak_opt_completers}" | sed -e "s/'option=clang_completions'//g") }
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remove-hooks window clang-autocomplete
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unalias window complete clang-complete
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}
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define-command -hidden clang-show-error-info %{
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update-option buffer clang_errors # Ensure we are up to date with buffer changes
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evaluate-commands %sh{
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eval "set -- ${kak_opt_clang_errors}"
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shift # skip timestamp
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desc=$(for error in "$@"; do
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if [ "${error%%|*}" = "$kak_cursor_line" ]; then
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printf '%s\n' "${error##*|}"
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fi
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done)
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if [ -n "$desc" ]; then
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desc=$(printf %s "${desc}" | sed "s/'/''/g")
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printf "info -anchor %d.%d '%s'\n" "${kak_cursor_line}" "${kak_cursor_column}" "${desc}"
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fi
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} }
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define-command clang-enable-diagnostics -docstring %{Activate automatic error reporting and diagnostics
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Information about the analysis are showned after the buffer has been parsed with the clang-parse function} \
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%{
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add-highlighter window/clang_flags flag-lines default clang_flags
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hook window -group clang-diagnostics NormalIdle .* %{ clang-show-error-info }
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hook window -group clang-diagnostics WinSetOption ^clang_errors=.* %{ info; clang-show-error-info }
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}
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define-command clang-disable-diagnostics -docstring "Disable automatic error reporting and diagnostics" %{
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remove-highlighter window/clang_flags
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remove-hooks window clang-diagnostics
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}
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define-command clang-diagnostics-next -docstring "Jump to the next line that contains an error" %{
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update-option buffer clang_errors # Ensure we are up to date with buffer changes
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evaluate-commands %sh{
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eval "set -- ${kak_opt_clang_errors}"
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shift # skip timestamp
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for error in "$@"; do
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candidate=${error%%|*}
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first_line=${first_line-$candidate}
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if [ "$candidate" -gt $kak_cursor_line ]; then
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line=$candidate
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break
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fi
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done
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line=${line-$first_line}
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if [ -n "$line" ]; then
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printf %s\\n "execute-keys ${line} g"
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else
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echo "echo -markup '{Error}no next clang diagnostic'"
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fi
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} }
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]
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