support: nvim-jdtls

lua/custom/configs/java.lua

@@ -0,0 +1,23 @@
+local g = require("custom.configs.table")
+
+local jdtls_bin = g.jdtls_home .. "/bin/jdtls"
+local lombok_jar = g.jdtls_home .. "/lombok.jar"
+
+if g.is_windows then
+    jdtls_bin = g.path_to_windows(jdtls_bin)
+    lombok_jar = g.path_to_windows(lombok_jar)
+end
+
+if not g.is_file_exist(jdtls_bin) then
+    vim.notify("jdtls plugin not exist", "error")
+    return
+end
+
+if not g.is_file_exist(lombok_jar) then
+    vim.notify("lombok plugin not exist", "error")
+    return
+end
+
+if not g.is_directory_exist(g.jdtls_workspace) then
+    os.execute("mkdir " .. g.jdtls_workspace)
+end

lua/custom/configs/jdtls.lua

@@ -0,0 +1,136 @@
+local g = require "custom.configs.table"
+
+local root_markers = { ".git", "mvnw", "gradlew", "pom.xml", "build.gradle" }
+local root_dir = require("jdtls.setup").find_root(root_markers)
+if root_dir == "" then
+    return
+end
+
+local project_name = vim.fn.fnamemodify(vim.fn.getcwd(), ":p:h:t")
+
+local workspace = g.jdtls_workspace .. project_name
+local launcher = g.jdtls_home .. "/plugins/org.eclipse.equinox.launcher_1.6.400.v20210924-0641.jar"
+local configuration = g.jdtls_home .. "/config_linux"
+local lombok_bin = g.jdtls_home .. "/lombok.jar"
+
+if g.is_windows then
+    workspace = g.path_to_windows(workspace)
+    launcher = g.path_to_windows(launcher)
+    configuration = g.path_to_windows(g.jdtls_home) .. "\\config_win"
+    lombok_bin = g.path_to_windows(lombok_bin)
+end
+
+local jdtls = require "jdtls"
+local cmp_nvim_lsp = require "cmp_nvim_lsp"
+local client_capabilities = vim.lsp.protocol.make_client_capabilities()
+local capabilities = cmp_nvim_lsp.default_capabilities(client_capabilities)
+
+return {
+    flags = {
+        debounce_text_changes = 80,
+    },
+    capabilities = capabilities,
+    on_attach = function(_, bufnr)
+        -- https://github.com/mfussenegger/dotfiles/blob/833d634251ebf3bf7e9899ed06ac710735d392da/vim/.config/nvim/ftplugin/java.lua#L88-L94
+        local opts = { silent = true, buffer = bufnr }
+        vim.keymap.set("n", "<leader>lo", jdtls.organize_imports, { desc = "Organize imports", buffer = bufnr })
+        -- Should 'd' be reserved for debug?
+        vim.keymap.set("n", "<leader>df", jdtls.test_class, opts)
+        vim.keymap.set("n", "<leader>dn", jdtls.test_nearest_method, opts)
+        vim.keymap.set("n", "<leader>rv", jdtls.extract_variable_all, { desc = "Extract variable", buffer = bufnr })
+        vim.keymap.set(
+            "v",
+            "<leader>rm",
+            [[<ESC><CMD>lua require('jdtls').extract_method(true)<CR>]],
+            { desc = "Extract method", buffer = bufnr }
+        )
+        vim.keymap.set("n", "<leader>rc", jdtls.extract_constant, { desc = "Extract constant", buffer = bufnr })
+    end,
+    cmd = {
+        "java",
+        "-Declipse.application=org.eclipse.jdt.ls.core.id1",
+        "-Dosgi.bundles.defaultStartLevel=4",
+        "-Declipse.product=org.eclipse.jdt.ls.core.product",
+        "-Dlog.protocol=true",
+        "-Dlog.level=ALL",
+        "-Xmx1g",
+        "--add-modules=ALL-SYSTEM",
+        "--add-opens",
+        "java.base/java.util=ALL-UNNAMED",
+        "--add-opens",
+        "java.base/java.lang=ALL-UNNAMED",
+        "-javaagent:" .. lombok_bin,
+        "-Xbootclasspath/a:" .. lombok_bin,
+        "-jar",
+        launcher,
+        "-configuration",
+        configuration,
+        "-data",
+        workspace,
+    },
+    root_dir = root_dir,
+    settings = {
+        java = {
+            maven = {
+                downloadSources = true,
+            },
+            eclipse = {
+                downloadSources = true,
+            },
+            implementationsCodeLens = {
+                enabled = true,
+            },
+            referencesCodeLens = {
+                enabled = true,
+            },
+            references = {
+                includeDecompiledSources = true,
+            },
+            format = {
+                enabled = true,
+                settings = {
+                    url = vim.fn.stdpath "config" .. "/intellij-java-google-style.xml",
+                    profile = "GoogleStyle",
+                },
+            },
+            signatureHelp = { enabled = true },
+            contentProvider = { preferred = "fernflower" }, -- Use fernflower to decompile library code
+            completion = {
+                favoriteStaticMembers = {
+                    "org.hamcrest.MatcherAssert.assertThat",
+                    "org.hamcrest.Matchers.*",
+                    "org.hamcrest.CoreMatchers.*",
+                    "org.junit.jupiter.api.Assertions.*",
+                    "java.util.Objects.requireNonNull",
+                    "java.util.Objects.requireNonNullElse",
+                    "org.mockito.Mockito.*",
+                },
+                filteredTypes = {
+                    "com.sun.*",
+                    "io.micrometer.shaded.*",
+                    "java.awt.*",
+                    "jdk.*",
+                    "sun.*",
+                },
+            },
+            sources = {
+                organizeImports = {
+                    starThreshold = 9999,
+                    staticStarThreshold = 9999,
+                },
+            },
+            codeGeneration = {
+                toString = {
+                    template = "${object.className}{${member.name()}=${member.value}, ${otherMembers}}",
+                },
+                hashCodeEquals = {
+                    useJava7Objects = true,
+                },
+                useBlocks = true,
+            },
+        },
+    },
+    init_options = {
+        bundles = {},
+    },
+}

lua/custom/configs/lspconfig.lua

@@ -11,6 +11,7 @@ table.insert(runtime_path, "lua/?/init.lua")
 lspconfig.lua_ls.setup {
     on_attach = on_attach,
     capabilities = capabilities,
+    filetypes = { "lua" },
     settings = {
         Lua = {
             runtime = {
@@ -52,3 +53,22 @@ lspconfig.gopls.setup {
         },
     },
 }
+
+-- VUE LSP
+lspconfig.volar.setup {
+    filetypes = { "typescript", "javascript", "javascriptreact", "typescriptreact", "vue", "json" },
+    init_options = {
+        typescript = {
+            -- Alternative location if installed as root:
+            tsdk = "/usr/local/lib/node_modules/typescript/lib",
+        },
+    },
+}
+
+-- BASH LSP
+lspconfig.bashls.setup {
+    filetypes = { "sh" },
+}
+
+-- JAVA LSP
+

lua/custom/configs/table.lua

@@ -0,0 +1,49 @@
+local g = {}
+
+g.platform_windows = function()
+    local delimeter = package.config:sub(1, 1)
+    if delimeter == "/" then
+        return false
+    end
+    return true
+end
+
+g.get_homepage = function()
+    if g.platform_windows() then
+        return os.getenv "USERPROFILE"
+    end
+    return os.getenv "HOME"
+end
+
+g.is_file_exist = function(filename)
+    local f = io.open(filename)
+    if f ~= nil then
+        io.close(f)
+        return true
+    else
+        return false
+    end
+end
+
+g.path_to_windows = function(path)
+    return (string.gsub(path, "/", "\\"))
+end
+
+g.is_directory_exist = function(dirname)
+    return os.rename(dirname, dirname) and true or false
+end
+
+local jdtls_home = g.get_homepage() .. "/.local/share/nvim/mason/packages/jdtls"
+local workspace = g.get_homepage() .. "/.jdtls"
+
+if g.is_windows then
+    jdtls_home = g.get_homepage() .. "\\AppData\\Local\\nvim-data\\mason\\packages\\jdtls"
+    workspace = g.get_homepage() .. "\\.jdtls"
+end
+
+g.is_windows = g.platform_windows()
+g.is_linux = not g.is_windows
+g.jdtls_home = jdtls_home
+g.jdtls_workspace = workspace
+
+return g