-- https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/util/lsp.lua

---@class lib.lazyvim.lsp
local M = {}

---@alias lsp.Client.filter {id?:number, bufnr?:number, name?:string, method?:string, filter?:fun(client:lsp.Client):boolean}

---@param opts? lsp.Client.filter
function M.get_clients(opts)
  local ret = {} ---@type vim.lsp.Client[]

  if vim.lsp.get_clients then
    ret = vim.lsp.get_clients(opts)
  else
    ---@diagnostic disable-next-line: deprecated
    ret = vim.lsp.get_active_clients(opts)

    if opts and opts.method then
      ---@param client vim.lsp.Client
      ret = vim.tbl_filter(function(client)
        return client.supports_method(opts.method, { bufnr = opts.bufnr })
      end, ret)
    end
  end

  return opts and opts.filter and vim.tbl_filter(opts.filter, ret) or ret
end