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BREAKING: Break TS build that uses functions.config() #1757

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Merged
merged 2 commits into from
Oct 30, 2025
Merged

BREAKING: Break TS build that uses functions.config() #1757

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dce72c6
BREAKING: Break TS build that uses functions.config()
taeold Oct 30, 2025
7d7a3bd
Simplify as never cast.
taeold Oct 30, 2025
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7 changes: 5 additions & 2 deletions spec/v1/config.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -26,11 +26,14 @@ import { config } from "../../src/v1/config";

describe("config()", () => {
it("throws an error with migration guidance", () => {
expect(config).to.throw(
expect(() => {
// @ts-expect-error - config is deprecated and typed as never to cause a build error
config();
}).to.throw(
Error,
"functions.config() has been removed in firebase-functions v7. " +
"Migrate to environment parameters using the params module. " +
"Migration guide: https://firebase.google.com/docs/functions/config-env#migrate-config"
);
});
});
});
4 changes: 2 additions & 2 deletions src/v1/config.ts
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Expand Up @@ -27,10 +27,10 @@ export { firebaseConfig } from "../common/config";
* Migrate to environment parameters using the `params` module immediately.
* Migration guide: https://firebase.google.com/docs/functions/config-env#migrate-config
*/
export function config(): Record<string, any> {
export const config: never = (() => {
throw new Error(
"functions.config() has been removed in firebase-functions v7. " +
"Migrate to environment parameters using the params module. " +
"Migration guide: https://firebase.google.com/docs/functions/config-env#migrate-config"
);
}
}) as never;
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