Vendor things

third-party/vendor/swc_common/tests/ast_serde.rs

@@ -0,0 +1,24 @@
+use serde_json::from_str;
+use swc_common::ast_serde;
+
+#[ast_serde]
+#[derive(Debug, PartialEq, Eq)]
+pub enum Ambiguous {
+    #[tag("A")]
+    A(A),
+    #[tag("B")]
+    B(B),
+}
+#[ast_serde("B")]
+#[derive(Debug, PartialEq, Eq)]
+pub struct A {}
+
+#[ast_serde("B")]
+#[derive(Debug, PartialEq, Eq)]
+pub struct B {}
+
+#[test]
+fn deserialize() {
+    assert_eq!(A {}, from_str(r#"{"type": "A"}"#).unwrap());
+    assert_eq!(B {}, from_str(r#"{"type": "B"}"#).unwrap());
+}