refactor(installer): use new async runner

lua/gopher/_utils/init.lua

@@ -3,8 +3,9 @@ local log = require "gopher._utils.log"
 local utils = {}
 
 ---@param msg string
----@param lvl number
+---@param lvl? number
 function utils.deferred_notify(msg, lvl)
+  lvl = lvl or vim.log.levels.INFO
   vim.defer_fn(function()
     vim.notify(msg, lvl, {
       title = c.___plugin_name,

lua/gopher/_utils/runner/init.lua

@@ -23,9 +23,10 @@ end
 
 ---@param cmd (string|number)[]
 ---@param on_exit fun(out:vim.SystemCompleted)
----@param opts gopher.RunnerOpts
+---@param opts? gopher.RunnerOpts
 ---@return vim.SystemObj
 function runner.async(cmd, on_exit, opts)
+  opts = opts or {}
   return vim.system(cmd, {
     cwd = opts.cwd or nil,
     timeout = opts.timeout or 2000,

lua/gopher/installer.lua

@@ -1,6 +1,7 @@
 local c = require("gopher.config").commands
 local r = require "gopher._utils.runner"
 local u = require "gopher._utils"
+local log = require "gopher._utils.log"
 local installer = {}
 
 local urls = {
@@ -13,16 +14,17 @@ local urls = {
 ---@param pkg string
 local function install(pkg)
   local url = urls[pkg] .. "@latest"
-  r.sync(c.go, {
-    args = { "install", url },
-    on_exit = function(data, status)
-      if not status == 0 then
-        error("go install failed: " .. data)
-        return
-      end
-      u.notify("installed: " .. url)
-    end,
-  })
+  local function on_exit(opt)
+    if opt.code ~= 0 then
+      u.deferred_notify("go install failed: " .. url)
+      log.debug("go install failed:", "url", url, "stderr", opt.stderr)
+      return
+    end
+
+    u.deferred_notify("go install'ed: " .. url)
+  end
+
+  r.async({ c.go, "install", url }, on_exit)
 end
 
 ---Install required go deps