diff --git a/examples/object-pattern-1.ts.md b/examples/object-pattern-1.ts.md
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+++ b/examples/object-pattern-1.ts.md
@@ -0,0 +1,18 @@
+## `object-pattern-1.ts`
+
+### Status: `DONE`
+
+### Input Program
+
+```typescript
+using_syntax_rules(
+  [foo, {foo: x}, x + 2]
+).rewrite({foo: 1})
+```
+
+### Output Program
+
+```typescript
+1 + 2;
+```
+
diff --git a/tests/object-pattern-1.ts b/tests/object-pattern-1.ts
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+++ b/tests/object-pattern-1.ts
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+using_syntax_rules(
+  [foo, {foo: x}, x + 2]
+).rewrite({foo: 1})