Function readLineMappingEntry

src/current.ts:131–148

(value: unknown)

}

function readLineMappingEntry(value: unknown): CurrentDocumentLineNumberEntry | null {
  if (!value || typeof value !== 'object' || Array.isArray(value)) return null;
  const record = value as ManifestRecord;
  const visibleLine = positiveIntegerField(record.visibleLine);
  const sourceLine = positiveIntegerField(record.sourceLine);
  if (visibleLine === null || sourceLine === null) return null;

  const entry: CurrentDocumentLineNumberEntry = {
    visibleLine,
    sourceLine,
    text: typeof record.text === 'string' ? record.text : '',
  };
  const rowInSourceLine = positiveIntegerField(record.rowInSourceLine);
  const rowsInSourceLine = positiveIntegerField(record.rowsInSourceLine);
  if (rowInSourceLine !== null) entry.rowInSourceLine = rowInSourceLine;
  if (rowsInSourceLine !== null) entry.rowsInSourceLine = rowsInSourceLine;
  return entry;
}

function readLineMapping(value: unknown): CurrentDocumentLineMapping | null {
  if (!value || typeof value !== 'object' || Array.isArray(value)) return null;