tree-sitter와 LSP를 이용한 Language Server 개발기

#BDLHSPVOE 5FDIOPMPHJFT -BOHVBHF4FSWFSٜ݅ӝ Ѿۿ߂ೱറѐࢶࢎ೦ 2"

#BDLHSPVOE fl VFOU - CJUয়೑ࣗझ҃۝۽Ӓ ݫ౟ܼࣻ૘߂оҕ೐۽Ӓ۔ $/$'(SBEVBUFE1SPKFDU
EPDLFSQVMMরߣج౵ సݫद૚दझమীࢲ੸ӓࢎਊ઺ fl VFOU - CJU 'MVFOU#JUTVSQBTTFTCJMMJPO%PDLFSQVMMT ֙ਘੌ IUUQT fl VFOUCJUJPCMPH fl VFOU - CJU - TVSQBTTFTCJMMJPO - EPDLFS - QVMMT

MPHTUPSBHF LBGLB TFSWFST

@INCLUDE kakao.conf [INPUT] Name tail Path /var/log/containers/*.log Parser docker Tag
kube.* Mem_Buf_Limit 5MB [FILTER] Name kubernetes Match kube.* [OUTPUT] Name es Match * Logstash_Format On Retry_Limit False Logstash_Prefix_Key es_index fl VFOU - CJU਷੗୓ޙߨ੄ࢸ੿౵ੌࢎਊ *%&ীࢲ঱য૑ਗহ਺ ঌӝয۰਍٣పੌٜ ࢸ੿౵ੌ੘সदपࣻೞӝऔҊ ࢤ࢑ࢿبڄয૗ ѐࢶೡࣻহਸө #BDLHSPVOE

#BDLHSPVOE { "name": "Java", "scopeName": "source.java", "patterns": [ { "patterns":
[ { "match": "(?<=\\.)\\s*\\.|\\.(?=\\s*;)", "name": "invalid.illegal.character_not_allowed_here.java" }, { "match": "(?<!_)_(?=\\s*(\\.|;))|\\b\\d+|-+", "name": "invalid.illegal.character_not_allowed_here.java" }, { "match": "[A-Z]+", "name": "invalid.deprecated.package_name_not_lowercase.java" }, { "match": "(?x)\\b(?<!\\$)\n(abstract|assert|boolean| break|byte|case|catch|char|class|\nconst|continue|default|do|double|else| enum|extends|final|\nfinally|float|for|goto|if|implements|import| instanceof|int|\ninterface|long|native|new|non-sealed|package|permits| private|protected|public|\nreturn|sealed|short|static|strictfp|super| switch|syncronized|this|\nthrow|throws|transient|try|void|volatile|while| yield|\ntrue|false|null)\\b", "name": "invalid.illegal.character_not_allowed_here.java" }, 4ZOUBY%F fi OJUJPO-BOHVBHFࢎਊदب 5FYU.BUFHSBNNBS 4VCMJNF4ZOUBY য۵׮ ؊ߧਊ੸੉Ҋ ٜ݅ӝए਍ߑߨ਷হਸө -BOHVBHF4FSWFS1SPUPDPM -41

*%&৬-BOHVBHF4FSWFSࢎ੉ীࢎਊغח೐۽ష௒ +40/ - 31$ӝ߈ ੗ز৮ࢿ ௏٘૓ױ )PWFS١ৈ۞*%&ӝמ૑ਗ
-BOHVBHF4FSWFS1SPUPDPM -41

-BOHVBHF4FSWFS1SPUPDPM -41 74$PEF /FPWJN )FMJY 3VTU +BWB $ #FGPSF-41

-BOHVBHF4FSWFS1SPUPDPM -41 +40/ - 31$ -41 "GUFS-41 74$PEF /FPWJN )FMJY
3VTU +BWB $

ਃ୒ ਽׹ Content-Length: 1234 { "jsonrpc": "2.0", "id": 1, "result":
[ { "documentation": { "kind": "markdown", "value": "..." }, "insertText": "...", "insertTextFormat": 2, "insertTextMode": 2, "kind": 15, "label": "Collectd", } ... ] } Content-Length: 333 { "jsonrpc": "2.0", "id": 1, "method": "textDocument/completion", "params": { "textDocument": { "uri": "file:///vince/fluent-bit.conf" }, "position": { "line": 32, "character": 4 }, "context": { "triggerKind": 1 } } } -BOHVBHF4FSWFS1SPUPDPM -41 FYBNQMF

-BOHVBHF4FSWFS1SPUPDPM -41 FYBNQMF

-41ҳഅೞחѪਵ۽୭ઙѾ੿ ؀ࠗ࠙*%&ী-BOHVBHF$MJFOUҳഅ੉غয੓਺ WTDPEF OFPWJN IFMJY
*OUFMMJ+ $PNNFSDJBM7FSTJPO0OMZ -BOHVBHF4FSWFS1SPUPDPM -41 +FU#SBJOT *OUFMMJ+1MBUGPSN1MVHJO4%,-BOHVBHF4FSWFS1SPUPDPM -41 ֙ਘੌ IUUQT QMVHJOTKFUCSBJOTDPNEPDTJOUFMMJKMBOHVBHF - TFSWFS - QSPUPDPMIUNM

ࢲߡҳഅ਷૒੽೧ঠೠ׮ ҳޙ࠙ࢳਸਤೠ1BSTFSо೙ਃ ࣗझ௏٘ܳੑ۱߉ই4ZOUBY5SFFٜܳ݅যঠೠ׮ -BOHVBHF4FSWFS1SPUPDPM -41

1BSTFSܳࢤࢿೞחѪ ݆ࣻ਷1BSTFS(FOFSBUPS઺USFF - TJUUFSࢶ੿ 1BSTFS(FOFSBUPS

+BWBTDSJQU%4-ਸ੉ਊೠ.PEFSO1BSTFS(FOFSBUPS ౠ૚ ߧਊࢿ ࡅܰ׮ উ੿੸
੄ઓࢿহ਺ ٜ݅ӝԨऔ׮ 1BSTFS(FOFSBUPSUSFF - TJUUFS USFF - TJUUFSMPHP୹୊IUUQT HJUIVCDPNUSFF - TJUUFSUSFF - TJUUFSCMPCDBFDEGGGCBGDBCBEEPDTBTTFUTJNBHFTUSFF - TJUUFS - TNBMMQOH

ࢤࢿػ1BSTFSܳৈ۞঱যীࢲऔѱࢎਊоמ ݆਷ী٣ఠо4ZOUBY)JHIMJHIUJOHਸਤ೧USFF - TJUUFSܳࢎਊ /FPWJN &NBDT ;FE
)FMJY WTDPEFחѐߊ઺ *OUFMMJ+ח޷੿ 1BSTFS(FOFSBUPSUSFF - TJUUFS (JU)VCNJDSPTPGUWTDPEF 4VQQPSUTZOUBYIJHIMJHIUJOH ֙ਘੌ IUUQT HJUIVCDPNNJDSPTPGUWTDPEFJTTVFT :PV5SBDL 5SFF - TJUUFSDVTUPNMBOHVBHFTVQQPSU ֙ਘੌ IUUQT ZPVUSBDLKFUCSBJOTDPNJTTVF*+1-5SFF - TJUUFS - DVTUPN - MBOHVBHF - TVQQPSU

&YBNQMF4PVSDF$PEFGPS$ 1BSTF5SFF 5FYUVBM3FQSFTFOUBUJPO translation_unit [0, 0] - [3, 0] function_definition
[0, 0] - [2, 1] type: primitive_type [0, 0] - [0, 3] declarator: function_declarator [0, 4] - [0, 9] declarator: identifier [0, 4] - [0, 7] parameters: parameter_list [0, 7] - [0, 9] body: compound_statement [0, 10] - [2, 1] return_statement [1, 1] - [1, 10] number_literal [1, 8] - [1, 9] int foo() { return 1; } 1BSTFS(FOFSBUPSUSFF - TJUUFS

module.exports = grammar({ name: 'fluentbit', extras: $ => [], rules:
{ config: $ => repeat( choice( $._config_block, seq($.comment, $._newline), ), ), _config_block: $ => choice( $.section, $.directive, ), section: $ => seq( field('header', $.section_header), field('body', $.section_body), ), section_header: $ => seq( '[', field('name', $.section_header_type), ']', $._newline, ), ... }, });

ѐߊ঱য -41೐ۨ੐ਕ௼ࢶ੿ ѐߊಞ੄ࢿ ଵҊೡ৘ઁо݆਷૑ ࢲߡࢎਊद߹ب۠ఋ੐੉೙ਃೠ҃਋חߓઁ
୭ઙ੸ਵ۽3VTU UPXFS - MTQ۽Ѿ੿ Ҋ۰ࢎ೦ 'FSSJTMPHP $$ ୹୊IUUQT SVTUBDFBOOFU

ৈ۞-BOHVBHF4FSWFSܳଵҊ SVTU - BOBMZ[FS UPXFS - MTQҳഅ୓ SVCZ
- MTQ١׮ܲҳഅ୓ ҳഅӝמࢶ੿ ੗ز৮ࢿ ௏٘૓ױ )PWFS ҳഅ

fl VFOU - CJUTDIFNBKTPO౵ੌҗ fl VFOU - CJU -
EPDTഝਊೠ$PEFHFOFSBUJPO ੗ز৮ࢿ )PWFS USFF - TJUUFS۽1BSTF5SFFࢤࢿ ੗ز৮ࢿ ௏٘૓ױ ҳഅ

// https://packages.fluentbit.io/{version}/fluent-bit-schema-{version}.json { "fluent-bit": { "version": "3.1.5", "schema_version": "1", "os":
"linux" }, "inputs": [ { "type": "input", "name": "cpu", "description": "CPU Usage", "properties": { "options": [ { "name": "pid", "description": "Configure a single process to measure usage via their PID", "default": "-1", "type": "integer" }, ] } }, //... ] }

fl VFOU - CJUDPO fi H fi MF 1BSTFUSFF config
[0, 0] - [3, 0] section [0, 0] - [3, 0] header: section_header [0, 0] - [1, 0] name: section_header_type [0, 1] - [0, 6] body: section_body [1, 0] - [3, 0] entry [1, 4] - [1, 18] key: key_type [1, 4] - [1, 8] value: value_type [1, 14] - [1, 18] entry [2, 4] - [2, 39] key: key_type [2, 4] - [2, 8] value: value_type [2, 14] - [2, 39] [INPUT] name tail path /var/log/containers/*.log USFF - TJUUFS -fl VFOUCJU

// document.rs use ropey::Rope; use tree_sitter::{Parser, Tree}; struct TextDocument {
rope: Rope, tree: Option<Tree>, parser: Parser, }

// language_server.rs use tower_lsp::LanguageServer; use crate::document::TextDocument; struct Backend { map:
Arc<RwLock<HashMap<Url, TextDocument>>>, } impl LanguageServer for Backend { async fn completion(&self, params: CompletionParams) -> JsonRpcResult<Option<CompletionResponse>> { // ... } // other methods .. }

୭੸ച 3PQF੗ܐҳઑࢎਊ USFF - TJUUFS੄*ODSFNFOUBM1BSTFࢎਊ 0QFSBUJPO 3PQF 4USJOH
*OEFY 0 MPHO 0 4QMJU 0 MPHO 0 *OTFSU 0 MPHO 0 O %FMFUF 0 MPHO 0 O "QQFOE 0 BNPSUJ[FE

3VTUUPPMDIBJO (JU)VC"DUJPOT੉ਊೠৈ۞"SDIJUFDUVSF߹࠽٘ ܾܻૉ 7JTVBM4UVEJP.BSLFUQMBDF 0QFO7493FHJTUSZ ࠽٘߂ߓನ

WTDPEF fl VFOU - CJUFYUFOTJPOEFNP

fl VFOU - CJU੘সदࢤ࢑ࢿೱ࢚ ழޭפ౭ীࢲજ਷߈਽঳׮ ӝࣿ੸ࢿ੢ ঳਷੼

:".-ࢸ੿౵ੌ૑ਗ 8PSLTQBDF૑ਗ ৈ۞ী٣ఠ OFPWJN IFMJY ૑ਗ
ೱറѐࢶࢎ೦

-BOHVBHF4FSWFS1SPUPDPM ѐߊ ٣ߡӦ੄য۰਑ 65' USFF -
TJUUFS CSFBLJOHDIBOHFT ޙࢲചࠗ઒ UPXFS - MTQ زदࢿޙઁ ݫੋప੉ց੄ࠗ੤ fl VFOU - CJU ࢸ੿౵ੌഛ੢੗оDPOGۄࢲ׮ܲ೐۽Ӓ۔җҀஜ ইऔѢաয۰਍੼ (JU)VCFCLBMEFSPOUPXFS - MTQ $POTJEFSEJUDIJOHDPODVSSFOUIBOEMFSFYFDVUJPO ֙ਘੌ IUUQT HJUIVCDPNFCLBMEFSPOUPXFS - MTQJTTVFT

-BOHVBHF4FSWFSIUUQT HJUIVCDPNTI - DIP fl VFOU - CJU -
MTQ USFF - TJUUFSIUUQT HJUIVCDPNTI - DIPUSFF - TJUUFS - fl VFOUCJU 74$PEF&YUFOTJPO IUUQT NBSLFUQMBDFWJTVBMTUVEJPDPNJUFNT JUFN/BNFTI - DIPWTDPEF -fl VFOU - CJU IUUQT PQFO - WTYPSHFYUFOTJPOTI - DIPWTDPEF -fl VFOU - CJU "QQFOEJY

tree-sitter와 LSP를 이용한 Language Server 개발기

tree-sitter와 LSP를 이용한 Language Server 개발기

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