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fix(NODE-3541): allow unacknowledged write with hint #3415

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fix(NODE-3541): allow unacknowledged write with hint #3415

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12 changes: 8 additions & 4 deletions src/operations/delete.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -90,10 +90,14 @@ export class DeleteOperation extends CommandOperation<Document> {
: undefined;
}

const unacknowledgedWrite = this.writeConcern && this.writeConcern.w === 0;
if (unacknowledgedWrite || maxWireVersion(server) < 5) {
if (this.statements.find((o: Document) => o.hint)) {
callback(new MongoCompatibilityError(`Servers < 3.4 do not support hint on delete`));
if (maxWireVersion(server) < 9) {
const hintPresent = this.statements.some(o => o.hint);
const unacknowledgedWrite = this.writeConcern && this.writeConcern.w === 0;

if (hintPresent && unacknowledgedWrite) {
callback(
new MongoCompatibilityError(`Servers < 4.4 do not support hint on unacknowledged delete`)
);
return;
}
}
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12 changes: 8 additions & 4 deletions src/operations/update.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -122,10 +122,14 @@ export class UpdateOperation extends CommandOperation<Document> {
return;
}

const unacknowledgedWrite = this.writeConcern && this.writeConcern.w === 0;
if (unacknowledgedWrite || maxWireVersion(server) < 5) {
if (this.statements.find((o: Document) => o.hint)) {
callback(new MongoCompatibilityError(`Servers < 3.4 do not support hint on update`));
if (maxWireVersion(server) < 8) {
const hintPresent = this.statements.some(o => o.hint);
const unacknowledgedWrite = this.writeConcern && this.writeConcern.w === 0;

if (hintPresent && unacknowledgedWrite) {
callback(
new MongoCompatibilityError(`Servers < 4.2 do not support hint on unacknowledged update`)
);
return;
}
}
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