Function rehash

Source/Misc/lua/src/lua.c:9573–9589

static void rehash (lua_State *L, Table *t, const TValue *ek) {
int nasize, na;
int nums[MAXBITS+1];  /* nums[i] = number of keys between 2^(i-1) and 2^i */
int i;
int totaluse;
for (i=0; i<=MAXBITS; i++) nums[i] = 0;  /* reset counts */
nasize = numusearray(t, nums);  /* count keys in array part */
totaluse = nasize;  /* all those keys are integer keys */
totaluse += numusehash(t, nums, &nasize);  /* count keys in hash part */
/* count extra key */
nasize += countint(ek, nums);
totaluse++;
/* compute new size for array part */
na = computesizes(nums, &nasize);
/* resize the table to new computed sizes */
resize(L, t, nasize, totaluse - na);
}