tools/winscope/src/common/string_utils.ts

/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

class StringUtils {
  static parseBigIntStrippingUnit(s: string): bigint {
    const match = s.match(/^\s*(-?\d+)\D*.*$/);
    if (!match) {
      throw new Error(`Cannot parse '${s}' as bigint`);
    }
    return BigInt(match[1]);
  }
}

export {StringUtils};