zeppelin-web-angular/projects/zeppelin-react/src/utils/textUtils.ts

/*
 * 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.
 */

// Replicated from Angular: src/app/pages/workspace/share/result/result.component.ts
export const checkAndReplaceCarriageReturn = (data: string): string => {
  const str = data.replace(/\r\n/g, '\n');
  if (/\r/.test(str)) {
    const generatedLines = str.split('\n').map(line => {
      if (!/\r/.test(line)) {
        return line;
      }
      const parts = line.split('\r');
      let currentLine = parts[0];
      for (let i = 1; i < parts.length; i++) {
        const part = parts[i];
        const partLength = part.length;
        const overwritten = part + currentLine.substring(partLength);
        currentLine = overwritten;
      }
      return currentLine;
    });
    return generatedLines.join('\n');
  } else {
    return str;
  }
};