fix: use new vim.lsp.codelens api in neovim v0.12

Author: mehalter

lua/astrolsp/init.lua

@@ -77,7 +77,12 @@ end
 ---@param bufnr integer The buffer that the LSP client is attaching to
 function M.on_attach(client, bufnr)
   if client:supports_method("textDocument/codeLens", bufnr) and M.config.features.codelens then
-    vim.lsp.codelens.refresh { bufnr = bufnr }
+    -- TODO: remove check when dropping support for Neovim v0.11
+    if vim.lsp.codelens.enable then
+      vim.lsp.codelens.enable(true, { bufnr = bufnr })
+    else
+      vim.lsp.codelens.refresh { bufnr = bufnr }
+    end
   end
 
   local formatting_disabled = vim.tbl_get(M.config, "formatting", "disabled")

lua/astrolsp/toggles.lua

@@ -99,7 +99,12 @@ end
 ---@param silent? boolean if true then don't sent a notification
 function M.codelens(silent)
   features.codelens = not features.codelens
-  if not features.codelens then vim.lsp.codelens.clear() end
+  -- TODO: remove check when dropping support for Neovim v0.11
+  if vim.lsp.codelens.enable then
+    vim.lsp.codelens.enable(features.codelens)
+  else
+    if not features.codelens then vim.lsp.codelens.clear() end
+  end
   ui_notify(silent, ("CodeLens %s"):format(bool2str(features.codelens)))
 end