17 lines
1.2 KiB
TypeScript
17 lines
1.2 KiB
TypeScript
// jsdom 缺失的布局 API 垫片：ProseMirror View 在量测坐标时会调用它们。
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// 只补「不抛错」的最小实现，不参与任何断言逻辑。
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type RectLike = { x: number; y: number; width: number; height: number; top: number; left: number; right: number; bottom: number; toJSON: () => object }
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const emptyRect: RectLike = { x: 0, y: 0, width: 0, height: 0, top: 0, left: 0, right: 0, bottom: 0, toJSON: () => ({}) }
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if (typeof Range !== 'undefined') {
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Range.prototype.getClientRects = Range.prototype.getClientRects ?? (() => ({ length: 0, item: () => null, [Symbol.iterator]: [][Symbol.iterator] }) as unknown as DOMRectList)
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Range.prototype.getBoundingClientRect = Range.prototype.getBoundingClientRect ?? (() => emptyRect as DOMRect)
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}
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if (typeof Element !== 'undefined') {
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Element.prototype.getClientRects = Element.prototype.getClientRects ?? (() => ({ length: 0, item: () => null, [Symbol.iterator]: [][Symbol.iterator] }) as unknown as DOMRectList)
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Element.prototype.scrollIntoView = Element.prototype.scrollIntoView ?? (() => undefined)
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}
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if (typeof document !== 'undefined' && !document.elementFromPoint) {
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document.elementFromPoint = () => null
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}
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