Function printFavoritePairDiff

tools/doc-diff/src/table.ts:167–227

(opts: {
  fromLabel: string;
  toLabel: string;
  fromTable: TableExtract;
  toTable: TableExtract;
})

}

export function printFavoritePairDiff(opts: {
  fromLabel: string;
  toLabel: string;
  fromTable: TableExtract;
  toTable: TableExtract;
}) {
  const diff = diffKeyedRecords(
    opts.fromTable.recordsByKey,
    opts.toTable.recordsByKey
  );

  console.log(`\n=== ${opts.fromLabel} -> ${opts.toLabel} ===`);
  console.log(
    `Rows: ${opts.fromTable.recordsByKey.size} -> ${opts.toTable.recordsByKey.size} (+${diff.added.length} / -${diff.removed.length} / ~${diff.changed.length})`
  );

  if (opts.fromTable.duplicateKeys.length) {
    console.log(
      `! Warning: duplicate keys in FROM: ${Array.from(new Set(opts.fromTable.duplicateKeys)).sort().join(', ')}`
    );
  }
  if (opts.toTable.duplicateKeys.length) {
    console.log(
      `! Warning: duplicate keys in TO: ${Array.from(new Set(opts.toTable.duplicateKeys)).sort().join(', ')}`
    );
  }

  if (diff.added.length) {
    console.log(`\n+ Added (${diff.added.length})`);
    for (const { id, record } of diff.added) {
      console.log(
        `  + ${favoriteLabel(id)} (index=${formatValue('index', record.index ?? null)})`
      );
    }
  }

  if (diff.removed.length) {
    console.log(`\n- Removed (${diff.removed.length})`);
    for (const { id, record } of diff.removed) {
      console.log(
        `  - ${favoriteLabel(id)} (index=${formatValue('index', record.index ?? null)})`
      );
    }
  }

  if (diff.changed.length) {
    console.log(`\n~ Changed (${diff.changed.length})`);
    for (const change of diff.changed) {
      console.log(`  ~ ${favoriteLabel(change.id)}`);
      for (const field of change.fields) {
        console.log(
          `    - ${field.key}: ${formatValue(field.key, field.from)} -> ${formatValue(field.key, field.to)}`
        );
      }
    }
  }

  if (!diff.added.length && !diff.removed.length && !diff.changed.length) {