[nvim]: julia lsp support.

.config/nvim/init.vim

@@ -1,3 +1,20 @@
 set runtimepath^=~/.vim runtimepath+=~/.vim/after
 let &packpath = &runtimepath
 source ~/.vimrc
+lua << EOF
+local cmd = {
+    "julia",
+    "--startup-file=no",
+    "--history-file=no",
+    vim.fn.expand("~/.config/nvim/lsp-julia/run.jl")
+}
+require'lspconfig'.julials.setup{
+    cmd = cmd,
+    -- Why do I need this? Shouldn't it be enough to override cmd on the line above?
+    on_new_config = function(new_config, _)
+        new_config.cmd = cmd
+    end,
+    filetypes = {"julia"},
+}
+-- vim.lsp.set_log_level("debug")
+EOF

.config/nvim/lsp-julia/Manifest.toml

@@ -0,0 +1,182 @@
+# This file is machine-generated - editing it directly is not advised
+
+[[ArgTools]]
+uuid = "0dad84c5-d112-42e6-8d28-ef12dabb789f"
+
+[[Artifacts]]
+uuid = "56f22d72-fd6d-98f1-02f0-08ddc0907c33"
+
+[[Base64]]
+uuid = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"
+
+[[CSTParser]]
+deps = ["Tokenize"]
+git-tree-sha1 = "9723e1c07c1727082e169ca50789644a552fb023"
+uuid = "00ebfdb7-1f24-5e51-bd34-a7502290713f"
+version = "3.2.3"
+
+[[Dates]]
+deps = ["Printf"]
+uuid = "ade2ca70-3891-5945-98fb-dc099432e06a"
+
+[[DocumentFormat]]
+deps = ["CSTParser", "FilePathsBase", "Tokenize"]
+git-tree-sha1 = "cf048d65cbcdec70f10745e5801eeb0c6478a7f7"
+uuid = "ffa9a821-9c82-50df-894e-fbcef3ed31cd"
+version = "3.2.4"
+
+[[Downloads]]
+deps = ["ArgTools", "LibCURL", "NetworkOptions"]
+uuid = "f43a241f-c20a-4ad4-852c-f6b1247861c6"
+
+[[FilePathsBase]]
+deps = ["Dates", "Mmap", "Printf", "Test", "UUIDs"]
+git-tree-sha1 = "0f5e8d0cb91a6386ba47bd1527b240bd5725fbae"
+uuid = "48062228-2e41-5def-b9a4-89aafe57970f"
+version = "0.9.10"
+
+[[InteractiveUtils]]
+deps = ["Markdown"]
+uuid = "b77e0a4c-d291-57a0-90e8-8db25a27a240"
+
+[[JSON]]
+deps = ["Dates", "Mmap", "Parsers", "Unicode"]
+git-tree-sha1 = "81690084b6198a2e1da36fcfda16eeca9f9f24e4"
+uuid = "682c06a0-de6a-54ab-a142-c8b1cf79cde6"
+version = "0.21.1"
+
+[[JSONRPC]]
+deps = ["JSON", "UUIDs"]
+git-tree-sha1 = "1e9a820a29b37864a6738b8fd00eedf3fb8d772e"
+uuid = "b9b8584e-8fd3-41f9-ad0c-7255d428e418"
+version = "1.3.3"
+
+[[LanguageServer]]
+deps = ["CSTParser", "DocumentFormat", "JSON", "JSONRPC", "Markdown", "Pkg", "REPL", "StaticLint", "SymbolServer", "Tokenize", "URIParser", "UUIDs"]
+git-tree-sha1 = "ac9f7da10fbba9cad8455a3436d121eaf8f308f6"
+uuid = "2b0e0bc5-e4fd-59b4-8912-456d1b03d8d7"
+version = "4.0.0"
+
+[[LibCURL]]
+deps = ["LibCURL_jll", "MozillaCACerts_jll"]
+uuid = "b27032c2-a3e7-50c8-80cd-2d36dbcbfd21"
+
+[[LibCURL_jll]]
+deps = ["Artifacts", "LibSSH2_jll", "Libdl", "MbedTLS_jll", "Zlib_jll", "nghttp2_jll"]
+uuid = "deac9b47-8bc7-5906-a0fe-35ac56dc84c0"
+
+[[LibGit2]]
+deps = ["Base64", "NetworkOptions", "Printf", "SHA"]
+uuid = "76f85450-5226-5b5a-8eaa-529ad045b433"
+
+[[LibSSH2_jll]]
+deps = ["Artifacts", "Libdl", "MbedTLS_jll"]
+uuid = "29816b5a-b9ab-546f-933c-edad1886dfa8"
+
+[[Libdl]]
+uuid = "8f399da3-3557-5675-b5ff-fb832c97cbdb"
+
+[[Logging]]
+uuid = "56ddb016-857b-54e1-b83d-db4d58db5568"
+
+[[Markdown]]
+deps = ["Base64"]
+uuid = "d6f4376e-aef5-505a-96c1-9c027394607a"
+
+[[MbedTLS_jll]]
+deps = ["Artifacts", "Libdl"]
+uuid = "c8ffd9c3-330d-5841-b78e-0817d7145fa1"
+
+[[Mmap]]
+uuid = "a63ad114-7e13-5084-954f-fe012c677804"
+
+[[MozillaCACerts_jll]]
+uuid = "14a3606d-f60d-562e-9121-12d972cd8159"
+
+[[NetworkOptions]]
+uuid = "ca575930-c2e3-43a9-ace4-1e988b2c1908"
+
+[[Parsers]]
+deps = ["Dates"]
+git-tree-sha1 = "c8abc88faa3f7a3950832ac5d6e690881590d6dc"
+uuid = "69de0a69-1ddd-5017-9359-2bf0b02dc9f0"
+version = "1.1.0"
+
+[[Pkg]]
+deps = ["Artifacts", "Dates", "Downloads", "LibGit2", "Libdl", "Logging", "Markdown", "Printf", "REPL", "Random", "SHA", "Serialization", "TOML", "Tar", "UUIDs", "p7zip_jll"]
+uuid = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
+
+[[Printf]]
+deps = ["Unicode"]
+uuid = "de0858da-6303-5e67-8744-51eddeeeb8d7"
+
+[[REPL]]
+deps = ["InteractiveUtils", "Markdown", "Sockets", "Unicode"]
+uuid = "3fa0cd96-eef1-5676-8a61-b3b8758bbffb"
+
+[[Random]]
+deps = ["Serialization"]
+uuid = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
+
+[[SHA]]
+uuid = "ea8e919c-243c-51af-8825-aaa63cd721ce"
+
+[[Serialization]]
+uuid = "9e88b42a-f829-5b0c-bbe9-9e923198166b"
+
+[[Sockets]]
+uuid = "6462fe0b-24de-5631-8697-dd941f90decc"
+
+[[StaticLint]]
+deps = ["CSTParser", "Serialization", "SymbolServer"]
+git-tree-sha1 = "337ca6f234947b31e921a424f7d0ec8dda22ed49"
+uuid = "b3cc710f-9c33-5bdb-a03d-a94903873e97"
+version = "8.0.0"
+
+[[SymbolServer]]
+deps = ["InteractiveUtils", "LibGit2", "Markdown", "Pkg", "REPL", "SHA", "Serialization", "Sockets", "UUIDs"]
+git-tree-sha1 = "9053544866f779dfb87027c52a332e2830e868ab"
+uuid = "cf896787-08d5-524d-9de7-132aaa0cb996"
+version = "7.0.0"
+
+[[TOML]]
+deps = ["Dates"]
+uuid = "fa267f1f-6049-4f14-aa54-33bafae1ed76"
+
+[[Tar]]
+deps = ["ArgTools", "SHA"]
+uuid = "a4e569a6-e804-4fa4-b0f3-eef7a1d5b13e"
+
+[[Test]]
+deps = ["InteractiveUtils", "Logging", "Random", "Serialization"]
+uuid = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+
+[[Tokenize]]
+git-tree-sha1 = "eee92eda3cc8e104b7e56ff4c1fcf0d78ca37c89"
+uuid = "0796e94c-ce3b-5d07-9a54-7f471281c624"
+version = "0.5.18"
+
+[[URIParser]]
+deps = ["Unicode"]
+git-tree-sha1 = "53a9f49546b8d2dd2e688d216421d050c9a31d0d"
+uuid = "30578b45-9adc-5946-b283-645ec420af67"
+version = "0.4.1"
+
+[[UUIDs]]
+deps = ["Random", "SHA"]
+uuid = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
+
+[[Unicode]]
+uuid = "4ec0a83e-493e-50e2-b9ac-8f72acf5a8f5"
+
+[[Zlib_jll]]
+deps = ["Libdl"]
+uuid = "83775a58-1f1d-513f-b197-d71354ab007a"
+
+[[nghttp2_jll]]
+deps = ["Artifacts", "Libdl"]
+uuid = "8e850ede-7688-5339-a07c-302acd2aaf8d"
+
+[[p7zip_jll]]
+deps = ["Artifacts", "Libdl"]
+uuid = "3f19e933-33d8-53b3-aaab-bd5110c3b7a0"

.config/nvim/lsp-julia/Project.toml

@@ -0,0 +1,3 @@
+[deps]
+LanguageServer = "2b0e0bc5-e4fd-59b4-8912-456d1b03d8d7"
+SymbolServer = "cf896787-08d5-524d-9de7-132aaa0cb996"

.config/nvim/lsp-julia/run.jl

@@ -0,0 +1,37 @@
+# Load LanguageServer from the project next to this file
+## Save old load path
+old_load_path = copy(LOAD_PATH)
+push!(empty!(LOAD_PATH), @__DIR__)
+## Load packages
+using LanguageServer, SymbolServer
+## Restore old load path
+append!(empty!(LOAD_PATH), old_load_path)
+
+# Figure out the active project
+## This configuration is a good default
+project_path = let
+    dirname(something(
+        ## 1. Finds an explicitly set project (JULIA_PROJECT)
+        Base.load_path_expand((
+            p = get(ENV, "JULIA_PROJECT", nothing);
+            p === nothing ? nothing : isempty(p) ? nothing : p
+        )),
+        ## 2. Look for a Project.toml file in the current working directory,
+        ##    or parent directories, with $HOME as an upper boundary
+        Base.current_project(),
+        ## 3. First entry in the load path
+        get(Base.load_path(), 1, nothing),
+        ## 4. Fallback to default global environment,
+        ##    this is more or less unreachable
+        Base.load_path_expand("@v#.#"),
+    ))
+end
+
+# Depot path for the server to index (empty uses default).
+depot_path = get(ENV, "JULIA_DEPOT_PATH", "")
+
+# Start the server
+@info "Running julia language server" VERSION project_path depot_path
+server = LanguageServer.LanguageServerInstance(stdin, stdout, project_path, depot_path)
+server.runlinter = true
+run(server)

.vimrc

@@ -17,6 +17,8 @@ call plug#begin('~/.vim/plugged')
 
     Plug 'tpope/vim-commentary'
 
+    Plug 'neovim/nvim-lspconfig'
+
 call plug#end()
 
 "Need to specify latex flavor for the lervag/vimtex plugin