39 lines
1.2 KiB
JavaScript
39 lines
1.2 KiB
JavaScript
// Pre-define globals that expo/src/winter/runtime.native.ts would lazily
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// install via require()-with-ESM-import, which jest 30 rejects.
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// By defining them upfront as non-configurable, the `install()` function
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// in installGlobal.ts will skip them with a console.error (which is harmless).
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const globalsToProtect = [
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'TextDecoder',
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'TextDecoderStream',
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'TextEncoderStream',
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'URL',
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'URLSearchParams',
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'__ExpoImportMetaRegistry',
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'structuredClone',
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];
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for (const name of globalsToProtect) {
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if (globalThis[name] !== undefined) {
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// Already defined (e.g. Node provides URL, TextDecoder, structuredClone).
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// Make it non-configurable so expo's install() skips it.
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try {
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Object.defineProperty(globalThis, name, {
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value: globalThis[name],
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configurable: false,
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enumerable: true,
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writable: true,
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});
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} catch {
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// Already non-configurable, fine.
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}
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} else {
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// Not yet defined, set a stub value and make non-configurable.
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Object.defineProperty(globalThis, name, {
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value: name === '__ExpoImportMetaRegistry' ? { url: 'http://localhost:8081' } : undefined,
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configurable: false,
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enumerable: false,
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writable: true,
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});
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}
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}
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