Function shouldShowEditDiff

cli/src/utils/implementor-helpers.ts:445–458

(toolBlock: ToolContentBlock)

 * operations never briefly flash an input-derived full-file diff.
 */
export function shouldShowEditDiff(toolBlock: ToolContentBlock): boolean {
  if (!extractDiff(toolBlock) || isCreateFile(toolBlock)) {
    return false
  }

  if (
    !isProposedToolName(toolBlock.toolName) &&
    !hasToolResultOutput(toolBlock)
  ) {
    return false
  }

  return true
}

export interface TimelineItem {
  type: 'commentary' | 'edit'