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Revert "Scripting: redis.NIL to return nil bulk replies."

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This reverts commit e061d797d739f2beeb22b9e8ac519d1df070e3a8.

Conflicts:

	src/scripting.c
This commit is contained in:
antirez 2012-10-01 10:10:03 +02:00
parent 9c21b72bb9
commit ece77037e9
2 changed files with 4 additions and 39 deletions
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39
src/scripting.c
View File

@ -544,14 +544,6 @@ void scriptingInit(void) {
lua_pushcfunction(lua, luaRedisSha1hexCommand);
lua_settable(lua, -3);
/* redis.NIL */
lua_pushstring(lua, "NIL");
lua_newtable(lua);
lua_pushstring(lua, "nilbulk");
lua_pushboolean(lua, 1);
lua_settable(lua, -3);
lua_settable(lua, -3);
/* redis.error_reply and redis.status_reply */
lua_pushstring(lua, "error_reply");
lua_pushcfunction(lua, luaRedisErrorReplyCommand);
@ -654,30 +646,9 @@ void luaReplyToRedisReply(redisClient *c, lua_State *lua) {
addReplyLongLong(c,(long long)lua_tonumber(lua,-1));
break;
case LUA_TTABLE:
/* The table can be an array or it may be in a special format that
* Lua uses to return special Redis protocol data types.
*
* 1) Errors are retuned as a single element table with 'err' field.
* 2) Status reply are returned as a single element table with 'ok'
* field.
* 3) A Redis nil bulk reply is returned as a single element table
* with 'nilbulk' field set to true.
*
* All the rest is considered just an array and is translated into
* a Redis multi bulk reply. */
/* Nil bulk reply */
lua_pushstring(lua,"nilbulk");
lua_gettable(lua,-2);
t = lua_type(lua,-1);
if (t == LUA_TBOOLEAN) {
addReply(c,shared.nullbulk);
lua_pop(lua,2);
return;
}
lua_pop(lua,1);
/* Error reply */
/* We need to check if it is an array, an error, or a status reply.
* Error are returned as a single element table with 'err' field.
* Status replies are returned as single elment table with 'ok' field */
lua_pushstring(lua,"err");
lua_gettable(lua,-2);
t = lua_type(lua,-1);
@ -689,9 +660,8 @@ void luaReplyToRedisReply(redisClient *c, lua_State *lua) {
lua_pop(lua,2);
return;
}
lua_pop(lua,1);
/* Status reply */
lua_pop(lua,1);
lua_pushstring(lua,"ok");
lua_gettable(lua,-2);
t = lua_type(lua,-1);
@ -702,7 +672,6 @@ void luaReplyToRedisReply(redisClient *c, lua_State *lua) {
sdsfree(ok);
lua_pop(lua,1);
} else {
/* Multi bulk reply. */
void *replylen = addDeferredMultiBulkLength(c);
int j = 1, mbulklen = 0;

4
tests/unit/scripting.tcl
View File

@ -30,10 +30,6 @@ start_server {tags {"scripting"}} {
set _ $e
} {this is an error}
test {EVAL - Lua nil reply -> Redis protocol type conversion} {
r eval {return {1,redis.NIL,{nilbulk=true},4}} 0
} {1 {} {} 4}
test {EVAL - Lua table -> Redis protocol type conversion} {
r eval {return {1,2,3,'ciao',{1,2}}} 0
} {1 2 3 ciao {1 2}}