Add Neovim config

1 files changed, 78 insertions, 0 deletions

diff --git a/.config/nvim/lua/plugins/lsp.lua b/.config/nvim/lua/plugins/lsp.lua
new file mode 100644
index 0000000..cb4511d
--- /dev/null
+++ b/.config/nvim/lua/plugins/lsp.lua
@@ -0,0 +1,78 @@
+return {
+  {
+    "neovim/nvim-lspconfig",
+    dependencies = {
+      "hrsh7th/cmp-nvim-lsp",
+      "jose-elias-alvarez/null-ls.nvim",
+    },
+    event = { "BufReadPre", "BufNewFile" },
+    config = function()
+      local lspconfig = require("lspconfig")
+      local capabilities = require("cmp_nvim_lsp").default_capabilities()
+      local common = {
+        capabilities = capabilities,
+      }
+
+      local lsps = {
+        "rust_analyzer",
+        "gopls",
+        "lua_ls",
+        "pylsp",
+      }
+
+      for _, lsp in ipairs(lsps) do
+        lspconfig[lsp].setup(common)
+      end
+
+      local wk = require("which-key")
+      wk.register({
+        ["<leader>q"] = { vim.diagnostic.open_float, "Show diagnostics in a floating window" },
+        ["[d"] = { vim.diagnostic.goto_prev, "Previous diagnostic" },
+        ["]d"] = { vim.diagnostic.goto_next, "Next diagnostic" },
+      })
+
+      vim.api.nvim_create_autocmd("LspAttach", {
+        group = vim.api.nvim_create_augroup("UserLspConfig", {}),
+        callback = function(ev)
+          wk.register({
+            gD = { vim.lsp.buf.declaration, "Go to declaration" },
+            gd = { vim.lsp.buf.definition, "Go to definition" },
+            gr = { vim.lsp.buf.references, "Go to references" },
+            gi = { vim.lsp.buf.implementation, "Go to implementation" },
+            K = { vim.lsp.buf.hover, "Show LSP hover info" },
+            ["<C-k>"] = { vim.lsp.buf.signature_help, "Show signature help" },
+            ["<leader>D"] = { vim.lsp.buf.type_definition, "Type definition" },
+            ["<leader>rn"] = { vim.lsp.buf.rename, "Rename" },
+            ["<leader>ca"] = { vim.lsp.buf.code_action, "Code action" },
+            ["<leader>F"] = {
+              function()
+                vim.lsp.buf.format({ async = true })
+              end,
+              "Format buffer",
+            },
+            ["<leader>w"] = {
+              name = "+LSP workspace",
+              a = { vim.lsp.buf.add_workspace_folder, "Add workspace folder" },
+              r = { vim.lsp.buf.remove_workspace_folder, "Remove workspace folder" },
+              l = {
+                function()
+                  print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+                end,
+                "List workspace folders",
+              },
+            },
+          }, {buffer=ev.buf})
+        end,
+      })
+
+      local nls = require("null-ls")
+      nls.setup({
+        sources = {
+          nls.builtins.formatting.stylua,
+          nls.builtins.formatting.shfmt,
+          nls.builtins.code_actions.gitsigns,
+        },
+      })
+    end,
+  },
+}