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LSPがもたらしたVimプラグインの変化に思いを馳せる
Toshikazu Ohashi
April 18, 2019
Programming
2
940
LSPがもたらしたVimプラグインの変化に思いを馳せる
ゴリラ.vim #3
https://gorillavim.connpass.com/event/126289/
Toshikazu Ohashi
April 18, 2019
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Transcript
-41͕ͨΒͨ͠ 7JNϓϥάΠϯͷมԽʹ ࢥ͍ΛͤΔ VimϓϥάΠϯιϜϦΤ(ݟश͍) @lighttiger2505 gollira.vim #3
ΠϯτϩμΫγϣϯ
͔ͳΓલʹ ͜ΜͳهࣄΛॻ͖·ͨ͠ • NeovimͰϞμϯͳPythonڥΛߏங͢Δ • https://qiita.com/lighttiger2505/items/ e0ada17634516c081ee7
શવϞμϯ ͡Όͳ͘ͳͬͯΔʂʁ
ͳ͔ͥ • LSP(Language Server Protocol)ͷӨڹ͕େ͖͍ • NeoVimͷϦϞʔτϓϥάΠϯͱ৽ػೳ͕ߋʹม ԽΛଅ͢
ຊͷςʔϚΰʔϧ • ςʔϚ • LSP͕VimͷϓϥάΠϯʹͲͷΑ͏ͳมԽΛͨ Β͔ͨ͠ • ΰʔϧ • Vimະͩʹൃల్্ʹ͋Δ
• զʑͦͷൃలʹߩݙͰ͖Δ
ΞδΣϯμ • LSP(Language Server Protocol)ͱͳʹ͔ • LSPΫϥΠΞϯτϓϥάΠϯͷհ • ϦϞʔτϓϥάΠϯͱͳʹ͔ •
VimϓϥάΠϯͷมԽ • ·ͱΊ
-41ͱͳʹ͔
-BOHVBHF4FSWFS ݴޠ։ൃπʔϧΛ౷߹ͨ͠αʔό w ࣗಈิ w ఆٛδϟϯϓ w ࢀরݕࡧFUD -BOHVBHF4FSWFS1SPUPDPM -41
-BOHVBHF4FSWFSͱΫϥΠΞϯτؒͰ༻͢Δϓϩτίϧ w .JDSPTPGU͕༷ࡦఆ 74$PEFͷͨΊʁ w +40/31$ϕʔε -41ͱͳʹ͔
͜Ε·ͰΤσΟλຖʹݴޠπʔϧΛར༻͢ΔϓϥάΠϯ͕ඞཁͩͬ ͨ w 74$PEFͷ1ZUIPOϓϥάΠϯ w "UPNͷ1ZUIPOϓϥάΠϯ w 7JNͷ1ZUIPOϓϥάΠϯ w 4VCMJNF5FYU
&NBDT 4PVSDFHSBQIFUD ݴޠίϛϡχςΟͷ։ൃϦιʔεΛ-BOHVBHF 4FSWFSʹूதͯ͠ߴ࣭ͳݴޠ։ൃπʔϧΛ࡞ Δ Ϣʔβ-41ΛαϙʔτΫϥΠΞϯτΛಋೖͯ͠ ͙͢ʹߴ࣭ͳݴޠͷαϙʔτΛڗडͰ͖Δ -41ͳͥඞཁ͔
.FUIPE ػೳ textDocument/completion ࣗಈิ textDocument/definition ఆٛδϟϯϓ textDocument/formatting ϑΥʔϚοτ textDocument/hover ώϯτදࣔ
textDocument/implementation ࣮(ܧঝ/ΠϯλϑΣʔε)ͷϦετ textDocument/rename ໊લมߋ textDocument/references γϯϘϧࢀরݕࡧ textDocument/documentSymbol υΩϡϝϯτγϯϘϧݕࡧ workspace/symbol ϫʔΫεϖʔεγϯϘϧݕࡧ -41ͷఏڙ͢Δػೳ
#FGPSF"GUFS
KFEJ HPDPEF BVUPQFQ qBLF JTPSU ZBSQ CMBDL HPEFG JNQM HVSV
HPMJOU 7JN ϦϯλʔϑΥʔϚολ ϓϥάΠϯ "-& ࣗಈิ EFPQMFUF (PݴޠπʔϧϓϥάΠϯ WJNHP 1ZUIPOݴޠπʔϧϓϥάΠϯ KFEJWJN 1ZUIPOิ EFPQMFUFKFEJ (Pิ EFPQMFUFHP
KFEJ HPDPEF BVUPQFQ qBLF JTPSU ZBSQ CMBDL HPEFG JNQM HVSV
HPMJOU ϦϯλʔϑΥʔϚολ ϓϥάΠϯ "-& ࣗಈิ EFPQMFUF (PݴޠπʔϧϓϥάΠϯ WJNHP 1ZUIPOݴޠπʔϧϓϥάΠϯ KFEJWJN 1ZUIPOิ EFPQMFUFKFEJ (Pิ EFPQMFUFHP 7JN 7JN
KFEJ HPDPEF BVUPQFQ qBLF JTPSU ZBSQ CMBDL HPEFG JNQM HVSV
HPMJOU 7JN ϦϯλʔϑΥʔϚολ ϓϥάΠϯ "-& ࣗಈิ EFPQMFUF (PݴޠπʔϧϓϥάΠϯ WJNHP 1ZUIPOݴޠπʔϧϓϥάΠϯ KFEJWJN 1ZUIPOิ EFPQMFUFKFEJ (Pิ EFPQMFUFHP 7JNϓϥάΠϯ
7JN ϦϯλʔϑΥʔϚολ ϓϥάΠϯ "-& ࣗಈิ EFPQMFUF (PݴޠπʔϧϓϥάΠϯ WJNHP 1ZUIPOݴޠπʔϧϓϥάΠϯ KFEJWJN
1ZUIPOิ EFPQMFUFKFEJ (Pิ EFPQMFUFHP KFEJ HPDPEF BVUPQFQ qBLF JTPSU ZBSQ CMBDL HPEFG JNQM HVSV HPMJOU ݴޠ։ൃπʔϧ
#FGPSF"GUFS
ࣗಈิ (deoplete) LSPิ (deoplete- vim-lsp) QZMT HPQMT Language Server Client
(vim-lsp) 7JN -41
ࣗಈิ (deoplete) LSPิ (deoplete- vim-lsp) QZMT HPQMT 7JN Language Server
Client (vim-lsp) -41 -BOHVBHF4FSWFS$MJFOU
ࣗಈิ (deoplete) LSPิ (deoplete- vim-lsp) 7JN Language Server Client (vim-lsp)
QZMT HPQMT -41 -BOHVBHF4FSWFS
Ϧιʔεͷूத (PݴޠπʔϧϓϥάΠϯ WJNHP 1ZUIPOݴޠπʔϧϓϥάΠϯ KFEJWJN Language Server Client (vim-lsp) 7JNTDSJQU
(P 7JNTDSJQU 1ZUIPO
(PݴޠπʔϧϓϥάΠϯ WJNHP 1ZUIPOݴޠπʔϧϓϥάΠϯ KFEJWJN Language Server Client (vim-lsp) 7JNTDSJQU0OMZ Ϧιʔεͷूத
Ϧιʔεͷूத (PݴޠπʔϧϓϥάΠϯ WJNHP (PݴޠπʔϧϓϥάΠϯ WTDPEFHP gopls 7JN (P 74$PEF (P
Ϧιʔεͷूத (PݴޠπʔϧϓϥάΠϯ WJNHP (PݴޠπʔϧϓϥάΠϯ WTDPEFHP gopls HPQMT
-41ΫϥΠΞϯτ ϓϥάΠϯͷհ
-41ࡾॐ࢜ • vim-lsp • LanguageClient-neovim • coc.nvim
WJNMTQ • Vim script • VimͱNeoVimͱߴͳޓੑ • NeoVimͷ৽ػೳैੵۃత
8JUI"VUP$PNQMFUF • asyncomplete.vim • asyncomplete-lsp.vim • deoplete.nvim • deoplete-vim-lsp •
ncm2 • ncm2-vim-lsp
-BOHVBHF$MJFOUOFPWJN • Rust(ϦϞʔτϓϥάΠϯ) • NeoVimͱ͍͍ͭͯΔ͕VimͰಈ͘ • LSPΫϥΠΞϯτͱͯ͠vim-lspͱಉఔͷ࣮ • fzfͳͲdenite.nvimͳͲͷ֎෦࿈ܞएׯڧ͍
ҹ
8JUI"VUP$PNQMFUF • deoplete.nvim • LanguageClient source(ϦϙδτϦʹಉࠝ) • ncm2
DPDOWJN • Type Script(ϦϞʔτϓϥάΠϯ) • nvimͱ͍͍ͭͯΔ͕VimͰಈ͘ • ࣗಈิʙͦͷଞΠϯςϦηϯε·Ͱશ෦ೖΓ • FloatingWindowରԠͷ͞
ϦϞʔτϓϥάΠϯ ͱͳʹ͔
/FP7JNʹ͍ͭͯҎԼࢀর • Differences between Nvim and Vim full version •
https://www.slideshare.net/Shougo/ differences-between-nvim-and-vim-full-version • Neovim͕Ͳ͏͍͏ϓϩδΣΫτͳͷ͔·ͱΊ • https://qiita.com/lighttiger2505/items/ 440c32e40082dc310c1e
ͬ͘͟Γ • Improve the extensibility power with a new plugin
architecture based on coprocesses. Plugins will be written in any programming language without any explicit support from the editor. • https://github.com/Neovim/Neovim/wiki/ Introduction • VimϓϥάΠϯΛVim scriptҎ֎ͷ͋ΒΏΔϓϩά ϥϜݴޠͰॻ͚Δ
ৄղ • :h remote_plugin • NeoVimRPCΛ௨ͯ͡ຊମૢ࡞Λߦ͑ΔAPIΛ උ͑Δ • ϦϞʔτϓϥάΠϯຊମͱผϓϩηεͰىಈ ͠msgpack-RPCͰ্هAPIͱ௨৴͢Δ
• ଟ͘ͷ߹௨৴ϥούʔ͞ΕͨϥΠϒϥϦΛ ༻͍Δ
/FP7JNͰ͔͠ಈ͔ͳ͍ʁ • NeoVimͷϦϞʔτϓϥάΠϯΛVimͰ༻Ͱ͖ΔΑ͏ ʹ͢Δϥούʔ͋Δ • ͔͠͠·࣮ͩݧతͳཱͪҐஔ • nvim-yarp • https://github.com/roxma/nvim-yarp
• vim-hug-neovim-rpc • https://github.com/roxma/vim-hug-neovim-rpc
7JNϓϥάΠϯͷมԽ
-41ΫϥΠΞϯτΔ͜ͱ ͕ͨ͘͞Μ • ࣗಈิ • ੩తղੳ • ίʔυδϟϯϓ • γϯϘϧݕࡧ/දࣔ
• ฤूதͷϑΝΠϧಉظ
-41ΫϥΠΞϯτΔ͜ͱ ͕ͨ͘͞Μ • Language Serverͱͷ௨৴(JSON-RPC2) • ඇಉظ • ߴ
-41ొʹΑΓ ϓϥάΠϯͷΔ͜ͱ͕ ͲΜͲΜ૿͍͑ͯ͘
7JNTDSJQUͷಛੑ • Vimʹࡌ͞Ε͍ͯΔͨΊɺผ్ϥϯλΠϜෆཁ • VimಠࣗͷείʔϓɺΠϕϯτϋϯυϦϯά • ΦϒδΣΫτࢦ(Ϋϥε)ͳͲݱతͳϓϩάϥ ϛϯάػೳͷܽ
ϦϞʔτϓϥάΠϯͰ ࡞ͬͨ΄͏͕ྑ͍ʁ • Vim scriptͷ΄͏͕؆୯ʹ͔͚Δ໘͋Δ • Vimͱͷೖग़ྗҎ֎ͷϩδοΫ͕૿͑ଓ͚Δͱ൚ ༻ϓϩάϥϜݴޠͷ΄͏͕༗རͳ໘͋Δ • ϞδϡʔϧԽɺߏԽ
·ͱΊ • LSPͷొʹΑͬͯϓϥάΠϯʹେ͖ͳมԽ • ݴޠΠϯςϦηϯεΛಘΔୈҰͷखஈͱͯ͠LSPΫϥΠΞϯτ ͕ొ • ͜Ε·ͰݸผʹඞཁͩͬͨϓϥάΠϯ͕LSPΫϥΠΞϯτ ʹ·ͱ·Δ •
LSPΫϥΠΞϯτ͕େ͖ͳϓϥάΠϯʹ • ϦϞʔτϓϥάΠϯͰ࣮͞ΕΔLSPΫϥΠϯτͷొ
Ͳ͏ͳΔͷ͔Θ͔Βͳ͍ • coc.nvimͷΑ͏ͳLSPΫϥΠΞϯτʹଞͷϓϥά Πϯͷػೳ͕શ෦Γ͜·ΕΔͷ͔ • খ͞ͳಛఆػೳͷϓϥάΠϯΛΈ߹Θ͍ͤͯ͘ ͷ͔ • ϕετϓϥΫςΟεͳ͘·ͩΈΜͳࡧ͍ͯ͠ Δঢ়گ
7JNʹ ·ͩ·ͩՄೳੑ͕͋Δ • VimރΕͯΔͱࢥ͕ͬͨͦΜͳ͜ͱͳ͔ͬͨ • ৽͍͠ϓϥάΠϯͲΜͲΜग़ͯ͘Δ • deoplete-vim-lsp࡞͕ͬͨΧ݄ޙ͏ϨΨγʔʹͳ ΔͷͰʁ •
·ͩ·֤ͩLSPΫϥΠΞϯτʹΓͳ͍෦ͳͲͨ͘͞ Μ͋Δ • ࢲୡߩݙ͢Δ͜ͱ͕Ͱ͖Δ
-FU`TFOKPZ ZPVS7JNMJGF