点运行，他就是没反应，一闪而过。我忙了一天了，我太没用了。

study_erlang.app.src

{application,study_erlang,[
  {description,""},
  {vsn,"1"},
  {registered,[]},
  {applications,[
    kernel,
    stdlib
  ]},
  {mod,{study_erlang,[]}},
  {env,[]}
]}.

rebar.config

{escript_incl_extra,[{"priv/templates/*","."}]}.

{erl_opts,
  [
    debug_info,
    {
      src_dirs,
      [
      "src"
      ]
    }

  ]
}.
{pre_hooks,[]}.

{cover_enabled,true}.
{sub_dirs,["src"]}.