Function normalizeUpdateTaskInput

packages/server/src/services/task.service.ts:150–180

(
  current: { description?: string | null },
  input: UpdateTaskInput
)

  if (!needsBodySplit(rawTitle, compactTitle)) {
    return {
      title: normalizeTaskTitle(rawTitle),
      description: input.description,
      priority: input.priority,
    };
  }

  return {
    title: deriveTitleFromBody(rawTitle),
    description: mergeDescriptionParts([rawTitle, input.description]),
    priority: input.priority,
  };
}

function normalizeUpdateTaskInput(
  current: { description?: string | null },
  input: UpdateTaskInput
): UpdateTaskInput {
  if (input.title === undefined) {
    return input;
  }

  const rawTitle = input.title;
  const compactTitle = compactWhitespace(rawTitle);
  if (compactTitle.length === 0) {
    throw new ValidationError('Task title is required');
  }

  if (!needsBodySplit(rawTitle, compactTitle)) {
    return {
      ...input,
      title: normalizeTaskTitle(rawTitle),
    };
  }