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Markdown-ish syntax for generating flowcharts, mindmaps, sequence diagrams, class diagrams, gantt charts, git graphs and more.
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{
  "version": 3,
  "sources": ["../../../src/rendering-util/icons.ts"],
  "sourcesContent": ["import { log } from '../logger.js';\nimport type { ExtendedIconifyIcon, IconifyIcon, IconifyJSON } from '@iconify/types';\nimport type { IconifyIconCustomisations } from '@iconify/utils';\nimport { getIconData, iconToHTML, iconToSVG, replaceIDs, stringToIcon } from '@iconify/utils';\n\ninterface AsyncIconLoader {\n  name: string;\n  loader: () => Promise;\n}\n\ninterface SyncIconLoader {\n  name: string;\n  icons: IconifyJSON;\n}\n\nexport type IconLoader = AsyncIconLoader | SyncIconLoader;\n\nexport const unknownIcon: IconifyIcon = {\n  body: '?',\n  height: 80,\n  width: 80,\n};\n\nconst iconsStore = new Map();\nconst loaderStore = new Map();\n\nexport const registerIconPacks = (iconLoaders: IconLoader[]) => {\n  for (const iconLoader of iconLoaders) {\n    if (!iconLoader.name) {\n      throw new Error(\n        'Invalid icon loader. Must have a \"name\" property with non-empty string value.'\n      );\n    }\n    log.debug('Registering icon pack:', iconLoader.name);\n    if ('loader' in iconLoader) {\n      loaderStore.set(iconLoader.name, iconLoader.loader);\n    } else if ('icons' in iconLoader) {\n      iconsStore.set(iconLoader.name, iconLoader.icons);\n    } else {\n      log.error('Invalid icon loader:', iconLoader);\n      throw new Error('Invalid icon loader. Must have either \"icons\" or \"loader\" property.');\n    }\n  }\n};\n\nconst getRegisteredIconData = async (iconName: string, fallbackPrefix?: string) => {\n  const data = stringToIcon(iconName, true, fallbackPrefix !== undefined);\n  if (!data) {\n    throw new Error(`Invalid icon name: ${iconName}`);\n  }\n  const prefix = data.prefix || fallbackPrefix;\n  if (!prefix) {\n    throw new Error(`Icon name must contain a prefix: ${iconName}`);\n  }\n  let icons = iconsStore.get(prefix);\n  if (!icons) {\n    const loader = loaderStore.get(prefix);\n    if (!loader) {\n      throw new Error(`Icon set not found: ${data.prefix}`);\n    }\n    try {\n      const loaded = await loader();\n      icons = { ...loaded, prefix };\n      iconsStore.set(prefix, icons);\n    } catch (e) {\n      log.error(e);\n      throw new Error(`Failed to load icon set: ${data.prefix}`);\n    }\n  }\n  const iconData = getIconData(icons, data.name);\n  if (!iconData) {\n    throw new Error(`Icon not found: ${iconName}`);\n  }\n  return iconData;\n};\n\nexport const isIconAvailable = async (iconName: string) => {\n  try {\n    await getRegisteredIconData(iconName);\n    return true;\n  } catch {\n    return false;\n  }\n};\n\nexport const getIconSVG = async (\n  iconName: string,\n  customisations?: IconifyIconCustomisations & { fallbackPrefix?: string }\n) => {\n  let iconData: ExtendedIconifyIcon;\n  try {\n    iconData = await getRegisteredIconData(iconName, customisations?.fallbackPrefix);\n  } catch (e) {\n    log.error(e);\n    iconData = unknownIcon;\n  }\n  const renderData = iconToSVG(iconData, customisations);\n  const svg = iconToHTML(replaceIDs(renderData.body), renderData.attributes);\n  return svg;\n};\n"],
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}