Move Nix files into a nix directory

Move everything from `config` to the root level.

nvim/lua/opdavies/lsp/handlers.lua

@@ -0,0 +1,73 @@
+local M = {}
+
+local function should_remove_diagnostic(messages_to_filter, message)
+  for _, filter_message in ipairs(messages_to_filter) do
+    if message:match(filter_message) then
+      return true
+    end
+  end
+
+  return false
+end
+
+M.definition = function()
+  local params = vim.lsp.util.make_position_params()
+
+  vim.lsp.buf_request(0, "textDocument/definition", params, function(err, result, ctx, config)
+    local bufnr = ctx.bufnr
+    local ft = vim.api.nvim_buf_get_option(bufnr, "filetype")
+
+    local new_result = vim.tbl_filter(function(v)
+      -- Remove any definitions within the nix store via the .direnv directory.
+      if string.find(v.targetUri, ".direnv") then
+        return false
+      end
+
+      -- Remove definitions within vendor-bin directory for PHP files.
+      if ft == "php" then
+        if string.find(v.targetUri, "vendor%-bin") then
+          return false
+        end
+      end
+
+      return true
+    end, result)
+
+    if #new_result > 0 then
+      result = new_result
+    end
+
+    vim.lsp.handlers["textDocument/definition"](err, result, ctx, config)
+    vim.cmd [[normal! zz]]
+  end)
+end
+
+M.on_publish_diagnostics = function(_, result, ctx, config)
+  local client = vim.lsp.get_client_by_id(ctx.client_id)
+
+  if client.name == "cssls" then
+    local filtered_diagnostics = {}
+
+    local messages_to_filter = {
+      "Unknown at rule @apply",
+      "Unknown at rule @plugin",
+      "Unknown at rule @tailwind",
+      "Unknown at rule @theme",
+    }
+
+    -- For each diagnostic, ensure its mesages doesn't match one I want to
+    -- ignore before adding it to the result. If it matches, don't add it to the
+    -- result and it won't be shown.
+    for _, diagnostic in ipairs(result.diagnostics) do
+      if not should_remove_diagnostic(messages_to_filter, diagnostic.message) then
+        table.insert(filtered_diagnostics, diagnostic)
+      end
+    end
+
+    result.diagnostics = filtered_diagnostics
+  end
+
+  vim.lsp.diagnostic.on_publish_diagnostics(_, result, ctx, config)
+end
+
+return M

nvim/lua/opdavies/lsp/init.lua

@@ -0,0 +1,128 @@
+local cmp_nvim_lsp = require "cmp_nvim_lsp"
+local handlers = require "opdavies.lsp.handlers"
+local lspconfig = require "lspconfig"
+
+require("neodev").setup {}
+
+local capabilities = cmp_nvim_lsp.default_capabilities(vim.lsp.protocol.make_client_capabilities())
+
+lspconfig.bashls.setup {
+  capabilities = capabilities,
+}
+
+lspconfig.cssls.setup {
+  capabilities = capabilities,
+  on_attach = function(_, _)
+    vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with(handlers.on_publish_diagnostics, {})
+  end,
+}
+
+lspconfig.gopls.setup {
+  capabilities = capabilities,
+}
+
+lspconfig.html.setup {
+  capabilities = capabilities,
+}
+
+lspconfig.intelephense.setup {
+  capabilities = capabilities,
+}
+
+lspconfig.lua_ls.setup {
+  capabilities = capabilities,
+  settings = {
+    Lua = {
+      completion = {
+        callSnippet = "Replace",
+      },
+      diagnostics = {
+        globals = { "vim" },
+      },
+      runtime = {
+        version = "LuaJIT",
+      },
+      telemetry = {
+        enabled = false,
+      },
+      workspace = {
+        library = vim.api.nvim_get_runtime_file("", true),
+      },
+    },
+  },
+}
+
+lspconfig.marksman.setup {
+  capabilities = capabilities,
+}
+
+lspconfig.nixd.setup {
+  capabilities = capabilities,
+  cmd = { "nixd" },
+  settings = {
+    nixd = {
+      nixpkgs = {
+        expr = "import <nixpkgs> { }",
+      },
+      formatting = {
+        command = "nix fmt",
+      },
+    },
+  },
+}
+
+lspconfig.tailwindcss.setup {
+  capabilities = capabilities,
+  filetypes = { "html", "javascript", "twig", "typescript", "vue" },
+  settings = {
+    init_options = {
+      userLanguages = {
+        ["html.twig"] = "html",
+      },
+    },
+  },
+}
+
+lspconfig.terraformls.setup {
+  capabilities = capabilities,
+}
+
+lspconfig.ts_ls.setup {
+  capabilities = capabilities,
+}
+
+lspconfig.vuels.setup {
+  capabilities = capabilities,
+}
+
+lspconfig.yamlls.setup {
+  capabilities = capabilities,
+  settings = {
+    yaml = {
+      keyOrdering = false,
+    },
+  },
+}
+
+vim.diagnostic.config {
+  float = { source = true },
+  signs = true,
+  underline = false,
+  update_in_insert = false,
+  virtual_text = { spacing = 2 },
+}
+
+vim.api.nvim_create_autocmd("LspAttach", {
+  callback = function()
+    local builtin = require "telescope.builtin"
+
+    vim.keymap.set("n", "gd", builtin.lsp_definitions, { buffer = 0 })
+    vim.keymap.set("n", "gr", builtin.lsp_references, { buffer = 0 })
+    vim.keymap.set("n", "gD", vim.lsp.buf.declaration, { buffer = 0 })
+    vim.keymap.set("n", "gT", vim.lsp.buf.type_definition, { buffer = 0 })
+    vim.keymap.set("n", "K", vim.lsp.buf.hover, { buffer = 0 })
+
+    vim.keymap.set("n", "<space>cr", vim.lsp.buf.rename, { buffer = 0 })
+    vim.keymap.set("n", "<space>ca", vim.lsp.buf.code_action, { buffer = 0 })
+  end,
+})