Method _extendChangesetWithAuthor

src/node/utils/padDiff.ts:212–238

(changeset: any, author: any, apool: any)

  }

  _extendChangesetWithAuthor(changeset: any, author: any, apool: any){
    // unpack
    const unpacked = unpack(changeset);

    const assem = new OpAssembler();

    // create deleted attribs
    const authorAttrib = apool.putAttrib(['author', author || '']);
    const deletedAttrib = apool.putAttrib(['removed', true]);
    const attribs = `*${numToString(authorAttrib)}*${numToString(deletedAttrib)}`;

    for (const operator of deserializeOps(unpacked.ops)) {
      if (operator.opcode === '-') {
        // this is a delete operator, extend it with the author
        operator.attribs = attribs;
      } else if (operator.opcode === '=' && operator.attribs) {
        // this is operator changes only attributes, let's mark which author did that
        operator.attribs += `*${numToString(authorAttrib)}`;
      }

      // append the new operator to our assembler
      assem.append(operator);
    }

    // return the modified changeset
    return pack(unpacked.oldLen, unpacked.newLen, assem.toString(), unpacked.charBank);
  }
  _createDeletionChangeset(cs: any, startAText: any, apool: any){
    const lines = splitTextLines(startAText.text);
    const alines = splitAttributionLines(startAText.attribs, startAText.text);