38 lines
1.2 KiB
TypeScript
38 lines
1.2 KiB
TypeScript
// React-specific polyfill layer. The base webcrypto polyfill is loaded via
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// `@suaveplan/testing/polyfills` (see vitest.config.ts setupFiles). This
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// file adds the React 18+ `IS_REACT_ACT_ENVIRONMENT` global expected by
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// React DOM when assertions are made outside an `act(...)` wrapper, plus
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// a `ResizeObserver` shim used by react-hook-form's controller in some
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// happy-dom branches.
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interface ReactActEnvWindow {
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IS_REACT_ACT_ENVIRONMENT?: boolean;
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}
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const win = globalThis as unknown as ReactActEnvWindow;
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if (win.IS_REACT_ACT_ENVIRONMENT === undefined) {
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win.IS_REACT_ACT_ENVIRONMENT = true;
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}
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interface MaybeResizeObserverGlobal {
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ResizeObserver?: unknown;
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}
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class ResizeObserverPolyfill {
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public observe(): void {
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// no-op: happy-dom does not lay out elements, so observed entries
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// would always carry size 0 — the polyfill is structural only.
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}
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public unobserve(): void {
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// no-op
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}
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public disconnect(): void {
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// no-op
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}
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}
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const maybeRO = globalThis as unknown as MaybeResizeObserverGlobal;
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if (maybeRO.ResizeObserver === undefined) {
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maybeRO.ResizeObserver = ResizeObserverPolyfill;
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}
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