feat: add toggling of inline_completion feature in Neovim

Author: mehalter

README.md

@@ -52,7 +52,10 @@ local opts = {
   features = {
     codelens = true, -- enable/disable codelens refresh on start
     inlay_hints = false, -- enable/disable inlay hints on start
+    inline_completion = false, -- enable/disable inline completion capabilities (Neovim v0.12+ ONLY)
+    linked_editing_range = false, -- enable/disable linked editing range capabilities (Neovim v0.12+ ONLY)
     semantic_tokens = true, -- enable/disable semantic token highlighting
+    signature_help = false, -- enable/disable automatic signature help
   },
   -- Configure buffer local auto commands to add when attaching a language server
   autocmds = {

lua/astrolsp/config.lua

@@ -31,6 +31,7 @@
 ---@class AstroLSPFeatureOpts
 ---@field codelens boolean? enable/disable codelens refresh on start (boolean; default = true)
 ---@field inlay_hints boolean? enable/disable inlay hints on start (boolean; default = false)
+---@field inline_completion boolean? enable/disable inline completion (boolean; default = false)
 ---@field linked_editing_range boolean? enable/disable linked editing range (boolean; default = false)
 ---@field semantic_tokens boolean? enable/disable semantic token highlighting (boolean; default = true)
 ---@field signature_help boolean? enable/disable automatic signature help (boolean; default = false)
@@ -44,6 +45,7 @@
 ---@class AstroLSPFormatOpts: vim.lsp.buf.format.Opts
 ---@field format_on_save boolean|AstroLSPFormatOnSaveOpts? control formatting on save options
 ---@field disabled true|string[]? true to disable all or a list like table of language server names to disable formatting
+---@field filter (fun(client):boolean)? a function for doing a custom formatting filter based on LSP client name
 
 ---@class AstroLSPFileOperationsOperationsOpts
 ---@field willCreate boolean? enable/disable pre-create file notifications
@@ -290,6 +292,7 @@ local M = {
   features = {
     codelens = true,
     inlay_hints = false,
+    inline_completion = false,
     linked_editing_range = false,
     semantic_tokens = true,
     signature_help = false,

lua/astrolsp/init.lua

@@ -298,6 +298,8 @@ function M.setup(opts)
   end
   -- TODO: remove check when dropping support for Neovim v0.11
   if vim.lsp.codelens.enable then vim.lsp.codelens.enable(M.config.features.codelens ~= false) end
+  -- TODO: remove check when dropping support for Neovim v0.11
+  if vim.lsp.inline_completion then vim.lsp.inline_completion.enable(M.config.features.inline_completion ~= false) end
 
   -- Set up tracking of signature help trigger characters
   local augroup = vim.api.nvim_create_augroup("track_signature_help_triggers", { clear = true })