[Tarantool-patches] [PATCH 1/2] box/console: Move param handlers into file scope

[Cyrill Gorcunov <gorcunov@gmail.com>]

This will allow us to reuse this map in other routines
and same time optimize memory allocation a bit.

Part-of #4568

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
---
 src/box/lua/console.lua | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/src/box/lua/console.lua b/src/box/lua/console.lua
index 6a0133648..e1941f85d 100644
--- a/src/box/lua/console.lua
+++ b/src/box/lua/console.lua
@@ -256,24 +256,25 @@ local function set_output(storage, value)
     return true
 end
 
+local param_handlers = {
+    language = set_language,
+    lang = set_language,
+    l = set_language,
+    output = set_output,
+    o = set_output,
+    delimiter = set_delimiter,
+    delim = set_delimiter,
+    d = set_delimiter
+}
+
 local function set_param(storage, func, param, value)
-    local params = {
-        language = set_language,
-        lang = set_language,
-        l = set_language,
-        output = set_output,
-        o = set_output,
-        delimiter = set_delimiter,
-        delim = set_delimiter,
-        d = set_delimiter
-    }
     if param == nil then
         return format(false, 'Invalid set syntax, type \\help for help')
     end
-    if params[param] == nil then
+    if param_handlers[param] == nil then
         return format(false, 'Unknown parameter: ' .. tostring(param))
     end
-    return format(pcall(params[param], storage, value))
+    return format(pcall(param_handlers[param], storage, value))
 end
 
 local function help_wrapper(storage)
-- 
2.20.1