interp: fix fieldName method parsing embedded + generic fields

Fix #1571
traefik · Jul 1, 2023 · c10e468 · c10e468
1 parent 75e5f99
commit c10e468
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diff --git a/_test/issue-1571.go b/_test/issue-1571.go
@@ -0,0 +1,20 @@
+package main
+
+type A struct {
+	*B[string]
+}
+
+type B[T any] struct {
+	data T
+}
+
+func main() {
+	_ = &A{
+		B: &B[string]{},
+	}
+
+	println("PASS")
+}
+
+// Output:
+// PASS
diff --git a/interp/type.go b/interp/type.go
@@ -1230,6 +1230,8 @@ func fieldName(n *node) string {
 		return fieldName(n.child[1])
 	case starExpr:
 		return fieldName(n.child[0])
+	case indexExpr:
+		return fieldName(n.child[0])
 	case identExpr:
 		return n.ident
 	default: