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types(document): correct return type for Model.prototype.deleteOne(): promise, not query #13367

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May 2, 2023
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2 changes: 1 addition & 1 deletion test/types/document.test.ts
Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ const Test = model<ITest>('Test', schema);
void async function main() {
const doc = await Test.findOne().orFail();

expectType<Query<any, TestDocument>>(doc.deleteOne());
expectType<Promise<TestDocument>>(doc.deleteOne());
}();


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2 changes: 1 addition & 1 deletion types/document.d.ts
Original file line number Diff line number Diff line change
Expand Up @@ -107,7 +107,7 @@ declare module 'mongoose' {
db: Connection;

/** Removes this document from the db. */
deleteOne(options?: QueryOptions): QueryWithHelpers<any, this, TQueryHelpers>;
deleteOne(options?: QueryOptions): Promise<this>;

/**
* Takes a populated field and returns it to its unpopulated state. If called with
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