add support for ReturnValuesOnConditionCheckFailure

package.json

@@ -1,7 +1,7 @@
 {
   "name": "tsynamo",
   "author": "woltsu",
-  "version": "0.0.6",
+  "version": "0.0.7",
   "description": "Typed query builder for DynamoDB",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",

src/nodes/deleteNode.ts

@@ -1,12 +1,13 @@
 import { ExpressionNode } from "./expressionNode";
 import { KeysNode } from "./keysNode";
-import { ReturnValuesNode } from "./returnValuesNode";
+import { ReturnOldValuesNode, ReturnValuesNode } from "./returnValuesNode";
 import { TableNode } from "./tableNode";
 
 export type DeleteNode = {
   readonly kind: "DeleteNode";
   readonly table: TableNode;
   readonly conditionExpression: ExpressionNode;
   readonly returnValues?: ReturnValuesNode;
+  readonly returnValuesOnConditionCheckFailure?: ReturnOldValuesNode;
   readonly keys?: KeysNode;
 };

src/nodes/returnValuesNode.ts

@@ -9,3 +9,8 @@ export type ReturnValuesNode = {
   readonly kind: "ReturnValuesNode";
   readonly option: ReturnValuesOptions;
 };
+
+export type ReturnOldValuesNode = {
+  readonly kind: "ReturnValuesNode";
+  readonly option: Extract<ReturnValuesOptions, "NONE" | "ALL_OLD">;
+};

src/queryBuilders/deleteItemQueryBuilder.ts

@@ -88,6 +88,10 @@ export interface DeleteItemQueryBuilderInterface<
     option: Extract<ReturnValuesOptions, "NONE" | "ALL_OLD">
   ): DeleteItemQueryBuilderInterface<DDB, Table, O>;
 
+  returnValuesOnConditionCheckFailure(
+    option: Extract<ReturnValuesOptions, "NONE" | "ALL_OLD">
+  ): DeleteItemQueryBuilderInterface<DDB, Table, O>;
+
   keys<Keys extends PickPk<DDB[Table]> & PickSkRequired<DDB[Table]>>(
     pk: Keys
   ): DeleteItemQueryBuilderInterface<DDB, Table, O>;
@@ -161,6 +165,21 @@ export class DeleteItemQueryBuilder<
     });
   }
 
+  returnValuesOnConditionCheckFailure(
+    option: Extract<ReturnValuesOptions, "NONE" | "ALL_OLD">
+  ): DeleteItemQueryBuilderInterface<DDB, Table, O> {
+    return new DeleteItemQueryBuilder<DDB, Table, O>({
+      ...this.#props,
+      node: {
+        ...this.#props.node,
+        returnValuesOnConditionCheckFailure: {
+          kind: "ReturnValuesNode",
+          option,
+        },
+      },
+    });
+  }
+
   keys<Keys extends PickPk<DDB[Table]> & PickSkRequired<DDB[Table]>>(
     keys: Keys
   ) {

src/queryCompiler/queryCompiler.ts

@@ -153,6 +153,8 @@ export class QueryCompiler {
     const {
       table: tableNode,
       returnValues: returnValuesNode,
+      returnValuesOnConditionCheckFailure:
+        returnValuesOnConditionCheckFailureNode,
       keys: keysNode,
       conditionExpression: conditionExpressionNode,
     } = deleteNode;
@@ -170,6 +172,8 @@ export class QueryCompiler {
       TableName: tableNode.table,
       Key: keysNode?.keys,
       ReturnValues: returnValuesNode?.option,
+      ReturnValuesOnConditionCheckFailure:
+        returnValuesOnConditionCheckFailureNode?.option,
       ConditionExpression: compiledConditionExpression
         ? compiledConditionExpression
         : undefined,