Document nvim 0.10 inlay_hint

Author: rikhuijzer

docs/user/manual.adoc

@@ -337,14 +337,14 @@ You can also pass LSP settings to the server:
 [source,vim]
 ----
 lua << EOF
-local nvim_lsp = require'lspconfig'
+local lspconfig = require'lspconfig'
 
 local on_attach = function(client)
     require'completion'.on_attach(client)
 end
 
-nvim_lsp.rust_analyzer.setup({
-    on_attach=on_attach,
+lspconfig.rust_analyzer.setup({
+    on_attach = on_attach,
     settings = {
         ["rust-analyzer"] = {
             imports = {
@@ -367,6 +367,17 @@ nvim_lsp.rust_analyzer.setup({
 EOF
 ----
 
+If you're running Neovim 0.10 or later, you can enable inlay hints via `on_attach`:
+
+[source,vim]
+----
+lspconfig.rust_analyzer.setup({
+    on_attach = function(client, bufnr)
+        vim.lsp.inlay_hint.enable(bufnr)
+    end
+})
+----
+
 See https://sharksforarms.dev/posts/neovim-rust/ for more tips on getting started.
 
 Check out https://github.com/mrcjkb/rustaceanvim for a batteries included rust-analyzer setup for Neovim.