Skip to content

feat(parser): fix DynamoDBStreamChangeRecordSchema.dynamodb type #4817

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Nov 25, 2025
Merged

feat(parser): fix DynamoDBStreamChangeRecordSchema.dynamodb type #4817

Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
ec6cf2e
Suffix all schemas with `Schema` in dynamodb.ts
benthorner Nov 25, 2025
31be3da
Fix DynamoDBStreamChangeRecordSchema.dynamodb type
benthorner Nov 25, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
28 changes: 21 additions & 7 deletions packages/parser/src/schemas/dynamodb.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -19,18 +19,28 @@ const DynamoDBStreamChangeRecordBaseSchema = z.object({
]),
});

type DynamoDBStreamChangeRecordBase = z.infer<
typeof DynamoDBStreamChangeRecordBaseSchema
>;

const DynamoDBStreamToKinesisChangeRecordSchema =
DynamoDBStreamChangeRecordBaseSchema.omit({
SequenceNumber: true,
StreamViewType: true,
});

const unmarshallDynamoDBTransform = (
object:
| z.infer<typeof DynamoDBStreamChangeRecordBaseSchema>
| z.infer<typeof DynamoDBStreamToKinesisChangeRecordSchema>,
type DynamoDBStreamToKinesisChangeRecord = z.infer<
typeof DynamoDBStreamToKinesisChangeRecordSchema
>;

const unmarshallDynamoDBTransform = <
T extends
| DynamoDBStreamChangeRecordBase
| DynamoDBStreamToKinesisChangeRecord,
>(
object: T,
ctx: z.RefinementCtx
) => {
): T => {
const result = { ...object };

const unmarshallAttributeValue = (
Expand Down Expand Up @@ -73,7 +83,11 @@ const unmarshallDynamoDBTransform = (
};

const DynamoDBStreamChangeRecordSchema =
DynamoDBStreamChangeRecordBaseSchema.transform(unmarshallDynamoDBTransform);
DynamoDBStreamChangeRecordBaseSchema.transform(
unmarshallDynamoDBTransform<
DynamoDBStreamChangeRecordBase | DynamoDBStreamToKinesisChangeRecord
>
);

const UserIdentitySchema = z.object({
type: z.enum(['Service']),
Expand Down Expand Up @@ -138,7 +152,7 @@ const DynamoDBStreamToKinesisRecordSchema = DynamoDBStreamRecordSchema.extend({
tableName: z.string(),
userIdentity: UserIdentitySchema.nullish(),
dynamodb: DynamoDBStreamToKinesisChangeRecordSchema.transform(
unmarshallDynamoDBTransform
unmarshallDynamoDBTransform<DynamoDBStreamToKinesisChangeRecord>
),
}).omit({
eventVersion: true,
Expand Down
Loading