assetSource.ts — vite Source File

Source Code

import type { DefaultTreeAdapterMap, Token } from 'parse5'

interface HtmlAssetSource {
  srcAttributes?: string[]
  srcsetAttributes?: string[]
  /**
   * Called before handling an attribute to determine if it should be processed.
   */
  filter?: (data: HtmlAssetSourceFilterData) => boolean
}

interface HtmlAssetSourceFilterData {
  key: string
  value: string
  attributes: Record<string, string>
}

// https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta/name
// https://wiki.whatwg.org/wiki/MetaExtensions
const ALLOWED_META_NAME = [
  'msapplication-tileimage',
  'msapplication-square70x70logo',
  'msapplication-square150x150logo',
  'msapplication-wide310x150logo',
  'msapplication-square310x310logo',
  'msapplication-config',
  'twitter:image',
]

// https://ogp.me
const ALLOWED_META_PROPERTY = [
  'og:image',
  'og:image:url',
  'og:image:secure_url',
  'og:audio',
  'og:audio:secure_url',
  'og:video',
  'og:video:secure_url',
]

const DEFAULT_HTML_ASSET_SOURCES: Record<string, HtmlAssetSource> = {
  audio: {
    srcAttributes: ['src'],
  },
  embed: {
    srcAttributes: ['src'],
  },
  img: {
    srcAttributes: ['src'],
    srcsetAttributes: ['srcset'],
  },
  image: {
    srcAttributes: ['href', 'xlink:href'],
  },
  input: {
    srcAttributes: ['src'],
  },
  link: {
    srcAttributes: ['href'],
    srcsetAttributes: ['imagesrcset'],
// ... (92 more lines)