fix: adapt to Nvim deprecations in 0.10 (#3109)

lua/telescope/builtin/__files.lua

@@ -12,7 +12,7 @@ local log = require "telescope.log"
 
 local Path = require "plenary.path"
 
-local flatten = vim.tbl_flatten
+local flatten = utils.flatten
 local filter = vim.tbl_filter
 
 local files = {}

lua/telescope/builtin/__git.lua

@@ -51,7 +51,7 @@ git.files = function(opts)
       prompt_title = "Git Files",
       __locations_input = true,
       finder = finders.new_oneshot_job(
-        vim.tbl_flatten {
+        utils.flatten {
           opts.git_command,
           show_untracked and "--others" or nil,
           recurse_submodules and "--recurse-submodules" or nil,
@@ -193,7 +193,7 @@ git.bcommits = function(opts)
 
   local title = "Git BCommits"
   local finder = finders.new_oneshot_job(
-    vim.tbl_flatten {
+    utils.flatten {
       opts.git_command,
       opts.current_file,
     },
@@ -234,7 +234,7 @@ git.bcommits_range = function(opts)
 
   local title = "Git BCommits in range"
   local finder = finders.new_oneshot_job(
-    vim.tbl_flatten {
+    utils.flatten {
       opts.git_command,
       line_range,
     },
@@ -432,7 +432,7 @@ end
 local try_worktrees = function(opts)
   local worktrees = conf.git_worktrees
 
-  if vim.tbl_islist(worktrees) then
+  if utils.islist(worktrees) then
     for _, wt in ipairs(worktrees) do
       if vim.startswith(opts.cwd, wt.toplevel) then
         opts.toplevel = wt.toplevel

lua/telescope/builtin/__internal.lua

@@ -793,7 +793,7 @@ end
 
 internal.man_pages = function(opts)
   opts.sections = vim.F.if_nil(opts.sections, { "1" })
-  assert(vim.tbl_islist(opts.sections), "sections should be a list")
+  assert(utils.islist(opts.sections), "sections should be a list")
   opts.man_cmd = utils.get_lazy_default(opts.man_cmd, function()
     local uname = vim.loop.os_uname()
     local sysname = string.lower(uname.sysname)

lua/telescope/builtin/__lsp.lua

@@ -153,7 +153,7 @@ local function list_or_jump(action, title, params, opts)
     end
 
     local locations = {}
-    if not vim.tbl_islist(result) then
+    if not utils.islist(result) then
       locations = { result }
     end
     vim.list_extend(locations, result)
@@ -393,7 +393,9 @@ lsp.dynamic_workspace_symbols = function(opts)
 end
 
 local function check_capabilities(method, bufnr)
-  local clients = vim.lsp.get_active_clients { bufnr = bufnr }
+  --TODO(clason): remove when dropping support for Nvim 0.9
+  local get_clients = vim.fn.has "nvim-0.10" and vim.lsp.get_clients or vim.lsp.get_active_clients
+  local clients = get_clients { bufnr = bufnr }
 
   for _, client in pairs(clients) do
     if client.supports_method(method, { bufnr = bufnr }) then