[Tarantool-patches] [PATCH v4 5/8] lua/log: declare log as separate variable

[Cyrill Gorcunov <gorcunov@gmail.com>]

We gonna hide some internal symbols in sake
of communication with box module, thus lets
make it clear.

Part-of #689

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
---
 src/lua/log.lua | 26 +++++++++++++++-----------
 1 file changed, 15 insertions(+), 11 deletions(-)

diff --git a/src/lua/log.lua b/src/lua/log.lua
index 2491501f7..4b078d598 100644
--- a/src/lua/log.lua
+++ b/src/lua/log.lua
@@ -187,16 +187,20 @@ local compat_v16 = {
     end;
 }
 
-return setmetatable({
-    warn = say_closure(S_WARN);
-    info = say_closure(S_INFO);
-    verbose = say_closure(S_VERBOSE);
-    debug = say_closure(S_DEBUG);
-    error = say_closure(S_ERROR);
-    rotate = log_rotate;
-    pid = log_pid;
-    level = log_level;
-    log_format = log_format;
-}, {
+local log = {
+    warn = say_closure(S_WARN),
+    info = say_closure(S_INFO),
+    verbose = say_closure(S_VERBOSE),
+    debug = say_closure(S_DEBUG),
+    error = say_closure(S_ERROR),
+    rotate = log_rotate,
+    pid = log_pid,
+    level = log_level,
+    log_format = log_format,
+}
+
+setmetatable(log, {
     __index = compat_v16;
 })
+
+return log
-- 
2.26.2