Fix a crash in AssertThrowsMinimizer

PiperOrigin-RevId: 929784982

Author: cushon

core/src/main/java/com/google/errorprone/bugpatterns/AssertThrowsMinimizer.java

@@ -258,6 +258,8 @@ private boolean needsHoisting(ExpressionTree tree, Type exceptionType, VisitorSt
           switch (tree) {
             case MethodInvocationTree methodInvocationTree -> methodInvocationTree.getArguments();
             case NewClassTree newClassTree -> newClassTree.getArguments();
+            case MemberReferenceTree memberReferenceTree ->
+                ImmutableList.of(memberReferenceTree.getQualifierExpression());
             default -> throw new AssertionError(tree.getKind());
           };
       if (arguments.stream().noneMatch(a -> needsHoisting(a, exceptionType, state))) {

core/src/test/java/com/google/errorprone/bugpatterns/AssertThrowsMinimizerTest.java

@@ -749,6 +749,59 @@ Bar m() {
         .doTest();
   }
 
+  @Test
+  public void memberReference() {
+    compilationHelper
+        .addInputLines(
+            "RpcClientContext.java",
+            """
+            package com.google.net.rpc3.client;
+
+            public class RpcClientContext {
+              public static RpcClientContext create() {
+                return null;
+              }
+            }
+            """)
+        .expectUnchanged()
+        .addInputLines(
+            "Test.java",
+            """
+            import static org.junit.Assert.assertThrows;
+
+            import com.google.net.rpc3.client.RpcClientContext;
+            import java.util.function.Supplier;
+
+            class Test {
+              void consume(Supplier<RpcClientContext> r) {}
+
+              void m() {
+                assertThrows(IllegalArgumentException.class, () -> consume(RpcClientContext::create));
+              }
+            }
+            """)
+        .expectUnchanged()
+        .doTest();
+  }
+
+  @Test
+  public void staticMethodCall_receiverIsNotHoisted() {
+    compilationHelper
+        .addInputLines(
+            "Test.java",
+            """
+            import static org.junit.Assert.assertThrows;
+
+            class Test {
+              void f() {
+                assertThrows(RuntimeException.class, () -> Helper.onlyUnchecked());
+              }
+            }
+            """)
+        .expectUnchanged()
+        .doTest();
+  }
+
   @Test
   public void newArray() {
     compilationHelper