kuroko-lang/kuroko
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Calculate hash while multiplying strings

Browse Source
This commit is contained in:
K. Lange 2022-09-13 19:32:03 +09:00
parent b9b60adf56
commit 08aa30a7c0
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/obj_str.c
View File

@ -385,14 +385,18 @@ KRK_Method(str,__mul__) {
char * out = malloc(totalLength + 1);
char * c = out;
uint32_t hash = 0;
for (krk_integer_type i = 0; i < howMany; ++i) {
for (size_t j = 0; j < self->length; ++j) {
*(c++) = self->chars[j];
*c = self->chars[j];
hash = (int)*c + (hash << 6) + (hash << 16) - hash;
c++;
}
}
*c = '\0';
return OBJECT_VAL(krk_takeString(out, totalLength));
return OBJECT_VAL(krk_takeStringVetted(out, totalLength, self->codesLength * howMany, (self->obj.flags & KRK_OBJ_FLAGS_STRING_MASK), hash));
}
KRK_Method(str,__rmul__) {