fix(jest-environment-node): Add structuredClone to globals (#12631)

jestjs · Apr 4, 2022 · c7b1538 · c7b1538
1 parent b82fd89
commit c7b1538
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -59,7 +59,8 @@
 - `[jest-each]` `%#` is not replaced with index of the test case ([#12517](https://github.com/facebook/jest/pull/12517))
 - `[jest-environment-jsdom]` Make `jsdom` accessible to extending environments again ([#12232](https://github.com/facebook/jest/pull/12232))
 - `[jest-environment-jsdom]` Log JSDOM errors more cleanly ([#12386](https://github.com/facebook/jest/pull/12386))
-- `[jest-environment-node]` Add MessageChannel, MessageEvent to globals ([#12553](https://github.com/facebook/jest/pull/12553))
+- `[jest-environment-node]` Add `MessageChannel`, `MessageEvent` to globals ([#12553](https://github.com/facebook/jest/pull/12553))
+- `[jest-environment-node]` Add `structuredClone` to globals ([#12631](https://github.com/facebook/jest/pull/12631))
 - `[@jest/expect-utils]` [**BREAKING**] Fix false positives when looking for `undefined` prop ([#8923](https://github.com/facebook/jest/pull/8923))
 - `[jest-haste-map]` Don't use partial results if file crawl errors ([#12420](https://github.com/facebook/jest/pull/12420))
 - `[jest-jasmine2, jest-types]` [**BREAKING**] Move all `jasmine` specific types from `@jest/types` to its own package ([#12125](https://github.com/facebook/jest/pull/12125))

diff --git a/packages/jest-environment-node/src/index.ts b/packages/jest-environment-node/src/index.ts
@@ -95,6 +95,12 @@ export default class NodeEnvironment implements JestEnvironment<Timer> {
       global.atob = atob;
       global.btoa = btoa;
     }
+    // structuredClone is global in Node >= 17
+    // @ts-expect-error type definition for structuredClone is missing
+    if (typeof structuredClone !== 'undefined') {
+      // @ts-expect-error type definition for structuredClone is missing
+      global.structuredClone = structuredClone;
+    }
     installCommonGlobals(global, projectConfig.globals);
 
     this.moduleMocker = new ModuleMocker(global);