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Implemented support for in and not in operators.

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This commit is contained in:
John R. Lenton
2014-01-11 12:39:33 +00:00
parent cf11c961b4
commit c1bef21920
6 changed files with 111 additions and 5 deletions
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9
py/objstr.c
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@@ -85,6 +85,15 @@ mp_obj_t str_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
return mp_obj_new_str(qstr_from_str_take(val, alloc_len));
}
break;
case RT_COMPARE_OP_IN:
case RT_COMPARE_OP_NOT_IN:
/* NOTE `a in b` is `b.__contains__(a)` */
if (MP_OBJ_IS_TYPE(rhs_in, &str_type)) {
const char *rhs_str = qstr_str(((mp_obj_str_t*)rhs_in)->qstr);
/* FIXME \0 in strs */
return MP_BOOL((op == RT_COMPARE_OP_IN) ^ (strstr(lhs_str, rhs_str) == NULL));
}
break;
}
return MP_OBJ_NULL; // op not supported