Merge remote-tracking branch 'voroskoi/gopls' into master
This commit is contained in:
Maxime Coste
commit
dbd7e4da79
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# Provides integration of the following tools:
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# - gocode for code completion (github.com/nsf/gocode)
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# - goimports for code formatting on save
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# - gogetdoc for documentation display and source jump (needs jq) (github.com/zmb3/gogetdoc)
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# Needs the following tools in the path:
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# - jq for json deserializaton
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hook -once global BufSetOption filetype=go %{
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require-module go-tools
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}
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provide-module go-tools %{
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evaluate-commands %sh{
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for dep in gocode goimports gogetdoc jq; do
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if ! command -v $dep > /dev/null 2>&1; then
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echo "echo -debug %{Dependency unmet: $dep, please install it to use go-tools}"
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fi
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done
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}
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# Auto-completion
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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declare-option -hidden str go_complete_tmp_dir
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declare-option -hidden completions gocode_completions
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define-command go-complete -docstring "Complete the current selection with gocode" %{
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evaluate-commands %sh{
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dir=$(mktemp -d "${TMPDIR:-/tmp}"/kak-go.XXXXXXXX)
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printf %s\\n "set-option buffer go_complete_tmp_dir ${dir}"
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printf %s\\n "evaluate-commands -no-hooks write ${dir}/buf"
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}
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nop %sh{
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dir=${kak_opt_go_complete_tmp_dir}
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(
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gocode_data=$(gocode -f=godit --in=${dir}/buf autocomplete ${kak_cursor_byte_offset})
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rm -r ${dir}
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column_offset=$(printf %s "${gocode_data}" | head -n1 | cut -d, -f1)
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header="${kak_cursor_line}.$((${kak_cursor_column} - $column_offset))@${kak_timestamp}"
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compl=$(echo "${gocode_data}" | sed 1d | awk -F ",," '{
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gsub(/~/, "~~", $1)
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gsub(/~/, "~~", $2)
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print "%~" $2 "||" $1 "~"
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}' | paste -s -)
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printf %s\\n "evaluate-commands -client '${kak_client}' %{
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set-option 'buffer=${kak_bufname}' gocode_completions ${header} ${compl}
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}" | kak -p ${kak_session}
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) > /dev/null 2>&1 < /dev/null &
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}
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}
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define-command go-enable-autocomplete -docstring "Add gocode completion candidates to the completer" %{
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set-option window completers "option=gocode_completions" %opt{completers}
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hook window -group go-autocomplete InsertIdle .* %{ try %{
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execute-keys -draft <a-h><a-k>[\w\.].\z<ret>
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go-complete
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} }
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alias window complete go-complete
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}
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define-command go-disable-autocomplete -docstring "Disable gocode completion" %{
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set-option window completers %sh{ printf %s\\n "${kak_opt_completers}" | sed "s/'option=gocode_completions'//g" }
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remove-hooks window go-autocomplete
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unalias window complete go-complete
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}
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# Auto-format
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# ‾‾‾‾‾‾‾‾‾‾‾
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declare-option -hidden str go_format_tmp_dir
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define-command -params ..1 go-format \
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-docstring "go-format [-use-goimports]: custom formatter for go files" %{
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evaluate-commands %sh{
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dir=$(mktemp -d "${TMPDIR:-/tmp}"/kak-go.XXXXXXXX)
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printf %s\\n "set-option buffer go_format_tmp_dir ${dir}"
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printf %s\\n "evaluate-commands -no-hooks write ${dir}/buf"
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}
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evaluate-commands %sh{
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dir=${kak_opt_go_format_tmp_dir}
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if [ "$1" = "-use-goimports" ]; then
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fmt_cmd="goimports -srcdir '${kak_buffile}'"
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else
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fmt_cmd="gofmt -s"
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fi
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eval "${fmt_cmd} -e -w ${dir}/buf 2> ${dir}/stderr"
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if [ $? ]; then
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cp ${dir}/buf "${kak_buffile}"
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else
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# we should report error if linting isn't active
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printf %s\\n "echo -debug '$(cat ${dir}/stderr)'"
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fi
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rm -r ${dir}
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}
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edit!
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}
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# Documentation
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾
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declare-option -hidden str go_doc_tmp_dir
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# FIXME text escaping
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define-command -hidden -params 1..2 gogetdoc-cmd %{
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evaluate-commands %sh{
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dir=$(mktemp -d "${TMPDIR:-/tmp}"/kak-go.XXXXXXXX)
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printf %s\\n "set-option buffer go_doc_tmp_dir ${dir}"
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printf %s\\n "evaluate-commands -no-hooks write ${dir}/buf"
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}
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evaluate-commands %sh{
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dir=${kak_opt_go_doc_tmp_dir}
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(
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printf %s\\n "${kak_buffile}" > ${dir}/modified
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cat ${dir}/buf | wc -c >> ${dir}/modified
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cat ${dir}/buf >> ${dir}/modified
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args=""
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if [ "$2" = "1" ]; then
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args="-json"
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fi
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output=$(cat ${dir}/modified \
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| gogetdoc $args -pos "${kak_buffile}:#${kak_cursor_byte_offset}" -modified \
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| sed 's/%/%%/g')
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rm -r ${dir}
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printf %s "${output}" | grep -v -q "^gogetdoc: "
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status=$?
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case "$1" in
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"info")
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if [ ${status} -eq 0 ]; then
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printf %s\\n "evaluate-commands -client '${kak_client}' %{
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info -anchor ${kak_cursor_line}.${kak_cursor_column} %@${output}@
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}" | kak -p ${kak_session}
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else
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msg=$(printf %s "${output}" | cut -d' ' -f2-)
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printf %s\\n "evaluate-commands -client '${kak_client}' %{
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echo '${msg}'
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}" | kak -p ${kak_session}
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fi
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;;
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"echo")
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if [ ${status} -eq 0 ]; then
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signature=$(printf %s "${output}" | sed -n 3p)
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printf %s\\n "evaluate-commands -client '${kak_client}' %{
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echo '${signature}'
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}" | kak -p ${kak_session}
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fi
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;;
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"jump")
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if [ ${status} -eq 0 ]; then
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pos=$(printf %s "${output}" | jq -r .pos)
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file=$(printf %s "${pos}" | cut -d: -f1)
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line=$(printf %s "${pos}" | cut -d: -f2)
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col=$(printf %s "${pos}" | cut -d: -f3)
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printf %s\\n "evaluate-commands -client '${kak_client}' %{
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evaluate-commands -try-client '${kak_opt_jumpclient}' edit -existing ${file} ${line} ${col}
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try %{ focus '${kak_opt_jumpclient}' }
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}" | kak -p ${kak_session}
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fi
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;;
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*)
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printf %s\\n "evaluate-commands -client '${kak_client}' %{
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echo -error %{unkown command '$1'}
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}" | kak -p ${kak_session}
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;;
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esac
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) > /dev/null 2>&1 < /dev/null &
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}
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}
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define-command go-doc-info -docstring "Show the documention of the symbol under the cursor" %{
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gogetdoc-cmd "info"
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}
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define-command go-print-signature -docstring "Print the signature of the symbol under the cursor" %{
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gogetdoc-cmd "echo"
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}
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define-command go-jump -docstring "Jump to the symbol definition" %{
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gogetdoc-cmd "jump" 1
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}
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define-command go-share-selection -docstring "Share the selection using the Go Playground" %{ evaluate-commands %sh{
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snippet_id=$(printf %s\\n "${kak_selection}" | curl -s https://play.golang.org/share --data-binary @-)
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printf "echo https://play.golang.org/p/%s" ${snippet_id}
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} }
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}
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98
rc/tools/go/gopls.kak
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98
rc/tools/go/gopls.kak
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# gopls.kak: gopls bindings for kakoune
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define-command -params 1 -docstring %{
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gopls <command>: gopls command wrapper
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All commands are forwarded to gopls utility
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Available commands are:
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format
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imports
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definition
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references
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} -shell-script-candidates %{
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printf "format\nimports\ndefinition\nreferences\n"
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} \
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gopls %{
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require-module gopls
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evaluate-commands %sh{
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case "$1" in
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format|imports)
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printf %s\\n "gopls-cmd $1"
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;;
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definition)
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printf %s\\n "gopls-def"
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;;
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references)
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printf %s\\n "gopls-ref"
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;;
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*)
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printf "fail Unknown gopls command '%s'\n" "$1"
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exit
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;;
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esac
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}
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}
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provide-module gopls %§
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evaluate-commands %sh{
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if ! command -v gopls > /dev/null 2>&1; then
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echo "fail Please install gopls or add to PATH!"
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fi
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}
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# Temp dir preparation
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declare-option -hidden str gopls_tmp_dir
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define-command -hidden -params 0 gopls-prepare %{
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evaluate-commands %sh{
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dir=$(mktemp -d "${TMPDIR:-/tmp}"/kak-gopls.XXXXXXXX)
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printf %s\\n "set-option buffer gopls_tmp_dir ${dir}"
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}
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}
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# gopls format/imports
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define-command -hidden -params 1 gopls-cmd %{
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gopls-prepare
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evaluate-commands %sh{
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dir=${kak_opt_gopls_tmp_dir}
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gopls $1 -w ${kak_buffile} 2> "${dir}/stderr"
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if [ $? -ne 0 ]; then
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# show error messages in *debug* buffer
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printf %s\\n "echo -debug %file{ '${dir}/stderr' }"
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fi
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rm -r "${dir}"
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}
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edit!
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}
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# gopls definition
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define-command -hidden -params 0 gopls-def %{
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evaluate-commands %sh{
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jump=$( gopls definition ${kak_buffile}:${kak_cursor_line}:${kak_cursor_column} \
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|sed -e 's/-.*//; s/:/ /g; q' 2> /dev/null )
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if [ "cat ${jump}" != "" ]; then
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printf %s\\n "evaluate-commands -try-client '${kak_opt_jumpclient}' %{
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edit ${jump}
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}"
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fi
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}
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}
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# gopls references
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define-command -hidden -params 0 gopls-ref %{
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gopls-prepare
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evaluate-commands %sh{
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dir=${kak_opt_gopls_tmp_dir}
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mkfifo "${dir}/fifo"
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( gopls references ${kak_buffile}:${kak_cursor_line}:${kak_cursor_column} \
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> "${dir}/fifo" 2> /dev/null & ) > /dev/null 2>&1 < /dev/null
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# using filetype=grep for nice hilight and <ret> mapping
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printf %s\\n "evaluate-commands -try-client '${kak_opt_toolsclient}' %{
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edit! -fifo '${dir}/fifo' *gopls-refs*
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set-option buffer filetype grep
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hook -always -once buffer BufCloseFifo .* %{ nop %sh{ rm -r '${dir}' } }
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}"
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}
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}
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§
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Loading…
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