Function diffComponent

packages/shadcn/src/commands/diff.ts:171–240

(
  component: z.infer<typeof registryIndexSchema>[number],
  config: Config
)

  })

async function diffComponent(
  component: z.infer<typeof registryIndexSchema>[number],
  config: Config
) {
  const payload = await fetchTree(config.style, [component])
  const baseColor = await getRegistryBaseColor(config.tailwind.baseColor)
  const supportedFontMarkers = getSupportedFontMarkers(payload)

  if (!payload) {
    return []
  }

  const changes = []

  for (const item of payload) {
    const targetDir = await getItemTargetPath(config, item)

    if (!targetDir) {
      continue
    }

    for (const file of item.files ?? []) {
      const filePath = path.resolve(
        targetDir,
        typeof file === "string" ? file : file.path
      )

      if (!existsSync(filePath)) {
        continue
      }

      const fileContent = await fs.readFile(filePath, "utf8")

      if (typeof file === "string" || !file.content) {
        continue
      }

      const registryContent = await transform(
        {
          filename: file.path,
          raw: file.content,
          config,
          baseColor,
          supportedFontMarkers,
        },
        [
          transformImport,
          transformRsc,
          transformCssVars,
          transformTwPrefixes,
          transformIcons,
          transformMenu,
          transformRtl,
          transformFont,
          transformCleanup,
        ]
      )