feat(nvim): add lsp inlay hints

modules/programs/nvim/plugins/nvim-lspconfig.lua

@@ -54,7 +54,7 @@ capabilities.textDocument.foldingRange = {
 require("ufo").setup()
 
 local lspconfig = require("lspconfig")
-local on_attach_def = function(_, bufnr)
+local on_attach_def = function(client, bufnr)
   require("which-key").register({
     K = { vim.lsp.buf.hover, "Hover" },
     ["<leader>"] = {
@@ -71,7 +71,13 @@ local on_attach_def = function(_, bufnr)
         },
       },
       t = {
-        l = { lsp_lines.toggle, "Lsp lines" },
+        l = { lsp_lines.toggle, "LSP lines" },
+        i = {
+          function()
+            vim.lsp.inlay_hint(bufnr, nil)
+          end,
+          "LSP inlay hints",
+        },
       },
     },
     g = {
@@ -99,6 +105,12 @@ local on_attach_def = function(_, bufnr)
       d = { vim.diagnostic.goto_next, "Next diagnostic" },
     },
   }, { buffer = bufnr, silent = true })
+
+  if client.server_capabilities.inlayHintProvider then
+    vim.defer_fn(function()
+      vim.lsp.inlay_hint(bufnr, true)
+    end, 1000)
+  end
 end
 
 local lspconfig_default_options = {