Add signature help

neovim/lua/plugins.lua

@@ -275,6 +275,19 @@ use({
     end,
 })
 
+use({
+    "ray-x/lsp_signature.nvim",
+    config = function()
+        require("lsp_signature").setup({
+            extra_trigger_chars = { "(", "," },
+            auto_close_after = nil,
+            -- Toggle these to use hint only
+            floating_window = true,
+            hint_enable = false,
+        })
+    end,
+})
+
 -- Fuzzy Finder
 use({
     "nvim-telescope/telescope.nvim",

neovim/lua/plugins/lsp.lua

@@ -90,12 +90,14 @@ local function get_default_attach(override_capabilities)
         lsp_keymap("p", "<cmd>lua vim.lsp.diagnostic.goto_prev()<CR>", opts)
         lsp_keymap("n", "<cmd>lua vim.lsp.diagnostic.goto_next()<CR>", opts)
 
+        -- Set insert keymap for signature help
+        buf_set_keymap("i", "<C-k>", "<cmd>lua vim.lsp.buf.signature_help()<CR>", opts)
+
         -- Older keymaps
         buf_set_keymap("n", "gD", "<Cmd>lua vim.lsp.buf.declaration()<CR>", opts)
         buf_set_keymap("n", "gd", "<Cmd>lua vim.lsp.buf.definition()<CR>", opts)
         buf_set_keymap("n", "K", "<Cmd>lua vim.lsp.buf.hover()<CR>", opts)
         buf_set_keymap("n", "gi", "<cmd>lua vim.lsp.buf.implementation()<CR>", opts)
-        buf_set_keymap("n", "<C-k>", "<cmd>lua vim.lsp.buf.signature_help()<CR>", opts)
         buf_set_keymap("n", "<leader>wa", "<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>", opts)
         buf_set_keymap("n", "<leader>wr", "<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>", opts)
         buf_set_keymap("n", "<leader>wl", "<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>", opts)