[nvim] PackageCompiler setup for nvim-lsp.

.config/nvim/init.vim

@@ -2,5 +2,12 @@ set runtimepath^=~/.vim runtimepath+=~/.vim/after
 let &packpath = &runtimepath
 source ~/.vimrc
 lua << EOF
-require'lspconfig'.julials.setup{}
+require'lspconfig'.julials.setup{
+    on_new_config = function(new_config, _)
+        local julia = vim.fn.expand("~/.julia/environments/nvim-lspconfig/bin/julia")
+        if require'lspconfig'.util.path.is_file(julia) then
+            new_config.cmd[1] = julia
+        end
+    end
+}
 EOF

.julia/environments/nvim-lspconfig/Makefile

@@ -0,0 +1,68 @@
+JULIA=$(shell which julia)
+JULIA_PROJECT=
+default: languageserver.so
+
+languageserver.so: Manifest.toml packagecompiler/Manifest.toml packagecompiler/precompile_statements.jl
+	JULIA_LOAD_PATH=${PWD}:${PWD}/packagecompiler:@stdlib ${JULIA} -e 'using PackageCompiler; PackageCompiler.create_sysimage(:LanguageServer, sysimage_path="languageserver.so", precompile_statements_file="packagecompiler/precompile_statements.jl")'
+
+Manifest.toml: Project.toml
+	JULIA_LOAD_PATH=${PWD}/Project.toml:@stdlib ${JULIA} -e 'using Pkg; Pkg.instantiate()'
+
+Project.toml:
+	JULIA_LOAD_PATH=${PWD}/Project.toml:@stdlib ${JULIA} -e 'using Pkg; Pkg.add("LanguageServer")'
+
+packagecompiler/Manifest.toml: packagecompiler/Project.toml
+	JULIA_LOAD_PATH=${PWD}/packagecompiler/Project.toml:@stdlib ${JULIA} -e 'using Pkg; Pkg.instantiate()'
+
+packagecompiler/Project.toml:
+	mkdir -p packagecompiler
+	JULIA_LOAD_PATH=${PWD}/packagecompiler/Project.toml:@stdlib ${JULIA} -e 'using Pkg; Pkg.add("PackageCompiler")'
+
+packagecompiler/precompile_statements.jl: Manifest.toml bin/julia
+	TMPDIR=$(shell mktemp -d) && \
+	cd $${TMPDIR} && \
+	JULIA_LOAD_PATH=: ${JULIA} -e 'using Pkg; Pkg.generate("Example")' 2> /dev/null && \
+	cd Example && \
+	JULIA_LOAD_PATH=$${PWD}:@stdlib ${JULIA} -e 'using Pkg; Pkg.add(["JSON", "fzf_jll", "Random", "Zlib_jll"])' 2> /dev/null && \
+	JULIA_LOAD_PATH=$${PWD}:@stdlib ${JULIA} -e 'using Pkg; Pkg.precompile()' 2> /dev/null && \
+	echo "module Example" > src/Example.jl && \
+	echo "" >> src/Example.jl && \
+	echo "import JSON" >> src/Example.jl && \
+	echo "import fzf_jll" >> src/Example.jl && \
+	echo "using Random" >> src/Example.jl && \
+	echo "using Zlib_jll" >> src/Example.jl && \
+	echo "" >> src/Example.jl && \
+	echo "function hello(who, notused)" >> src/Example.jl && \
+	echo "    println(\"hello\", who)" >> src/Example.jl && \
+	echo "    shuffle([1, 2, 3])" >> src/Example.jl && \
+	echo "    shoffle([1, 2, 3])" >> src/Example.jl && \
+	echo "    fzzf = fzf_jll.fzzf()" >> src/Example.jl && \
+	echo "    fzf = fzf_jll.fzf(1)" >> src/Example.jl && \
+	echo "    JSON.print(stdout, Dict(\"hello\" => [1, 2, 3]), 2, 123)" >> src/Example.jl && \
+	echo "    JSON.print(stdout, Dict(\"hello\" => [1, 2, 3]))" >> src/Example.jl && \
+	echo "    hi(who)" >> src/Example.jl && \
+	echo "    return Zlib_jll.libz" >> src/Example.jl && \
+	echo "end" >> src/Example.jl && \
+	echo "" >> src/Example.jl && \
+	echo "end # module" >> src/Example.jl && \
+	JULIA_TRACE_COMPILE=1 nvim src/Example.jl && \
+	rm -rf $${TMPDIR}
+
+bin/julia:
+	mkdir -p bin
+	rm -f bin/julia
+	echo "#!/bin/bash" > bin/julia
+	echo "JULIA=${JULIA}" >> bin/julia
+	echo "if [[ \$${JULIA_TRACE_COMPILE} = \"1\" ]]; then" >> bin/julia
+	echo "    exec \$${JULIA} --trace-compile=${PWD}/packagecompiler/precompile_statements.jl \"\$$@\"" >> bin/julia
+	echo "elif [[ -f ${PWD}/languageserver.so ]]; then" >> bin/julia
+	echo "    exec \$${JULIA} --sysimage=${PWD}/languageserver.so \"\$$@\"" >> bin/julia
+	echo "else" >> bin/julia
+	echo "    exec \$${JULIA} \"\$$@\"" >> bin/julia
+	echo "fi" >> bin/julia
+	chmod +x bin/julia
+
+clean:
+	rm -rf languageserver.so packagecompiler bin
+
+.PHONY: clean default

.julia/environments/nvim-lspconfig/Project.toml

@@ -1,2 +1,5 @@
 [deps]
+CSTParser = "00ebfdb7-1f24-5e51-bd34-a7502290713f"
 LanguageServer = "2b0e0bc5-e4fd-59b4-8912-456d1b03d8d7"
+StaticLint = "b3cc710f-9c33-5bdb-a03d-a94903873e97"
+SymbolServer = "cf896787-08d5-524d-9de7-132aaa0cb996"