Method Contains

be/src/exprs/string-functions-ir.cc:735–744

}

bool StringFunctions::TrimContext::Contains(const uint8_t* utf8_char, int len) const {
  auto eq = [&](const uint8_t* c){ return memcmp(c, utf8_char, len) == 0; };
  switch (len) {
    case 1: return single_byte_chars_.test(*utf8_char);
    case 2: return any_of(double_byte_chars_.begin(), double_byte_chars_.end(), eq);
    case 3: return any_of(triple_byte_chars_.begin(), triple_byte_chars_.end(), eq);
    case 4: return any_of(quadruple_byte_chars_.begin(), quadruple_byte_chars_.end(), eq);
    default: DCHECK(false); return false;
  }
}

void StringFunctions::TrimPrepare(FunctionContext* context,
    FunctionContext::FunctionStateScope scope) {