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95 lines
3.6 KiB
Plaintext
95 lines
3.6 KiB
Plaintext
# https://developers.google.com/protocol-buffers/
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# Detection
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# ‾‾‾‾‾‾‾‾‾
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hook global BufCreate .*\.proto$ %{
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set-option buffer filetype protobuf
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}
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# Initialization
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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hook global WinSetOption filetype=protobuf %[
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require-module protobuf
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set-option window static_words %opt{protobuf_static_words}
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hook -group protobuf-indent window InsertChar \n protobuf-indent-on-newline
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hook -group protobuf-indent window InsertChar \{ protobuf-indent-on-opening-curly-brace
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hook -group protobuf-indent window InsertChar \} protobuf-indent-on-closing-curly-brace
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hook -once -always window WinSetOption filetype=.* %{ remove-hooks window protobuf-.+ }
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]
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hook -group protobuf-highlight global WinSetOption filetype=protobuf %{
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add-highlighter window/protobuf ref protobuf
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hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/protobuf }
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}
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provide-module protobuf %[
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# Highlighters
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# ‾‾‾‾‾‾‾‾‾‾‾‾
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add-highlighter shared/protobuf regions
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add-highlighter shared/protobuf/code default-region group
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add-highlighter shared/protobuf/double_string region '"' (?<!\\)(\\\\)*" fill string
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add-highlighter shared/protobuf/comment region /\* \*/ fill comment
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add-highlighter shared/protobuf/comment_line region '//' $ fill comment
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add-highlighter shared/protobuf/code/ regex %{(0x)?[0-9]+\b} 0:value
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evaluate-commands %sh{
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# Grammer
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keywords='default deprecated enum extend import message oneof option
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package service syntax'
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attributes='optional repeated required'
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types='double float int32 int64 uint32 uint64 sint32 sint64 fixed32 fixed64
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sfixed32 sfixed64 bool string bytes rpc'
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values='false true'
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join() { sep=$2; eval set -- $1; IFS="$sep"; echo "$*"; }
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# Add the language's grammer to the static completion list
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printf %s\\n "declare-option str-list protobuf_static_words $(join "${keywords} ${attributes} ${types} ${values}" ' ')"
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# Highlight keywords
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printf %s "
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add-highlighter shared/protobuf/code/keywords regex \b($(join "${keywords}" '|'))\b 0:keyword
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add-highlighter shared/protobuf/code/attributes regex \b($(join "${attributes}" '|'))\b 0:attribute
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add-highlighter shared/protobuf/code/types regex \b($(join "${types}" '|'))\b 0:type
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add-highlighter shared/protobuf/code/values regex \b($(join "${values}" '|'))\b 0:value
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"
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}
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# Commands
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# ‾‾‾‾‾‾‾‾
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define-command -hidden protobuf-indent-on-newline %~
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evaluate-commands -draft -itersel %[
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# preserve previous line indent
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try %{ execute-keys -draft <semicolon>K<a-&> }
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# indent after lines ending with {
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try %[ execute-keys -draft k<a-x> <a-k> \{\h*$ <ret> j<a-gt> ]
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# cleanup trailing white spaces on the previous line
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try %{ execute-keys -draft k<a-x> s \h+$ <ret>d }
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# copy // comments prefix
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try %{ execute-keys -draft <semicolon><c-s>k<a-x> s ^\h*\K/{2,}(\h*(?=\S))? <ret> y<c-o>P<esc> }
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# deindent closing brace(s) when after cursor
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try %[ execute-keys -draft <a-x> <a-k> ^\h*\} <ret> gh / \} <ret> m <a-S> 1<a-&> ]
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]
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~
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define-command -hidden protobuf-indent-on-opening-curly-brace %[
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# align indent with opening paren when { is entered on a new line after the closing paren
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try %[ execute-keys -draft -itersel h<a-F>)M <a-k> \A\(.*\)\h*\n\h*\{\z <ret> s \A|.\z <ret> 1<a-&> ]
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]
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define-command -hidden protobuf-indent-on-closing-curly-brace %[
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# align to opening curly brace when alone on a line
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try %[ execute-keys -itersel -draft <a-h><a-k>^\h+\}$<ret>hms\A|.\z<ret>1<a-&> ]
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]
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]
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