@vuesax-alpha/nightly/es/hooks/use-floating/core/detect-overflow.mjs.map

A Component Library for Vue 3

{"version":3,"file":"detect-overflow.mjs","sources":["../../../../../../packages/hooks/use-floating/core/detect-overflow.ts"],"sourcesContent":["import { evaluate, getPaddingObject, rectToClientRect } from '../utils'\nimport type { Padding, SideObject } from '../utils'\nimport type {\n  Boundary,\n  Derivable,\n  ElementContext,\n  MiddlewareState,\n  RootBoundary,\n} from './types'\n\nexport type DetectOverflowOptions = Partial<{\n  /**\n   * The clipping element(s) or area in which overflow will be checked.\n   * @default 'clippingAncestors'\n   */\n  boundary: Boundary\n\n  /**\n   * The root clipping area in which overflow will be checked.\n   * @default 'viewport'\n   */\n  rootBoundary: RootBoundary\n\n  /**\n   * The element in which overflow is being checked relative to a boundary.\n   * @default 'floating'\n   */\n  elementContext: ElementContext\n\n  /**\n   * Whether to check for overflow using the alternate element's boundary\n   * (`clippingAncestors` boundary only).\n   * @default false\n   */\n  altBoundary: boolean\n\n  /**\n   * Virtual padding for the resolved overflow detection offsets.\n   * @default 0\n   */\n  padding: Padding\n}>\n\n/**\n * Resolves with an object of overflow side offsets that determine how much the\n * element is overflowing a given clipping boundary on each side.\n * - positive = overflowing the boundary by that number of pixels\n * - negative = how many pixels left before it will overflow\n * - 0 = lies flush with the boundary\n */\nexport async function detectOverflow(\n  state: MiddlewareState,\n  options: DetectOverflowOptions | Derivable<DetectOverflowOptions> = {}\n): Promise<SideObject> {\n  const { x, y, platform, rects, elements, strategy } = state\n\n  const {\n    boundary = 'clippingAncestors',\n    rootBoundary = 'viewport',\n    elementContext = 'floating',\n    altBoundary = false,\n    padding = 0,\n  } = evaluate(options, state)\n\n  const paddingObject = getPaddingObject(padding)\n  const altContext = elementContext === 'floating' ? 'reference' : 'floating'\n  const element = elements[altBoundary ? altContext : elementContext]\n\n  const clippingClientRect = rectToClientRect(\n    await platform.getClippingRect({\n      element:\n        (await platform.isElement?.(element)) ?? true\n          ? element\n          : element.contextElement ||\n            (await platform.getDocumentElement?.(elements.floating)),\n      boundary,\n      rootBoundary,\n      strategy,\n    })\n  )\n\n  const rect =\n    elementContext === 'floating'\n      ? { ...rects.floating, x, y }\n      : rects.reference\n\n  const offsetParent = await platform.getOffsetParent?.(elements.floating)\n  const offsetScale = (await platform.isElement?.(offsetParent))\n    ? 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