[Tarantool-patches] [PATCH v5 07/10] Fix luacheck warnings in src/box/lua/

[Sergey Bronnikov]

Igor, thanks for review!
All issues mentioned below fixed in a branch.

On 19:54 Wed 27 May , Igor Munkin wrote:
> Sergey,
> 
> Thanks, the patch LGTM except several nits I left below.
> 
> On 12.05.20, sergeyb at tarantool.org wrote:
> > From: Sergey Bronnikov <sergeyb at tarantool.org>
> > 
> > Closes #4681
> > 
> > Reviewed-by: Vladislav Shpilevoy <v.shpilevoy at tarantool.org>
> > Co-authored-by: Vladislav Shpilevoy <v.shpilevoy at tarantool.org>
> > ---
> >  src/box/lua/console.lua         |  6 ++--
> >  src/box/lua/feedback_daemon.lua |  2 +-
> >  src/box/lua/key_def.lua         |  2 +-
> >  src/box/lua/load_cfg.lua        | 31 ++++++++++---------
> >  src/box/lua/net_box.lua         | 53 +++++++++++++--------------------
> >  src/box/lua/schema.lua          | 50 +++++++++++++++----------------
> >  src/box/lua/tuple.lua           |  8 ++---
> >  src/box/lua/upgrade.lua         | 19 ++++++------
> >  8 files changed, 78 insertions(+), 93 deletions(-)
> > 
> 
> <snipped>
> 
> > diff --git a/src/box/lua/net_box.lua b/src/box/lua/net_box.lua
> > index 9560bfdd4..3f2a9df81 100644
> > --- a/src/box/lua/net_box.lua
> > +++ b/src/box/lua/net_box.lua
> 
> <snipped>
> 
> > @@ -253,7 +249,7 @@ local function on_push_sync_default(...) end
> >  --
> >  -- The following events are delivered, with arguments:
> >  --
> > ---  'state_changed', state, errno, error
> > +--  'state_changed', state, errno
> 
> Typo: s/errno/error/ since you removed the third argument.
> 
> >  --  'handshake', greeting -> nil (accept) / errno, error (reject)
> >  --  'will_fetch_schema'   -> true (approve) / false (skip fetch)
> >  --  'did_fetch_schema', schema_version, spaces, indices
> 
> <snipped>
> 
> > @@ -795,13 +791,12 @@ local function create_transport(host, port, user, password, callback,
> >              return iproto_schema_sm()
> >          end
> >          encode_auth(send_buf, new_request_id(), user, password, salt)
> > -        local err, hdr, body_rpos, body_end = send_and_recv_iproto()
> > +        local err, hdr, body_rpos = send_and_recv_iproto()
> >          if err then
> >              return error_sm(err, hdr)
> >          end
> >          if hdr[IPROTO_STATUS_KEY] ~= 0 then
> > -            local body
> > -            body, body_end = decode(body_rpos)
> > +            local body, _ = decode(body_rpos)
> 
> Underscore variable is excess here (see v4 review[1]).
> 
> >              return error_sm(E_NO_CONNECTION, body[IPROTO_ERROR_24])
> >          end
> >          set_state('fetch_schema')
> > @@ -852,8 +847,7 @@ local function create_transport(host, port, user, password, callback,
> >                          peer_has_vcollation = false
> >                          goto continue
> >                      end
> > -                    local body
> > -                    body, body_end = decode(body_rpos)
> > +                    local body, _ = decode(body_rpos)
> 
> Underscore variable is excess here (see v4 review[1]).
> 
> >                      return error_sm(E_NO_CONNECTION, body[IPROTO_ERROR_24])
> >                  end
> >                  if schema_version == nil then
> 
> <snipped>
> 
> > -- 
> > 2.23.0
> > 
> 
> [1]: https://lists.tarantool.org/pipermail/tarantool-patches/2020-April/016316.html
> 
> -- 
> Best regards,
> IM