From e6fbc62eb5e7531b74859df02ec6b06d09a8db5a Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Mon, 11 Jul 2016 22:05:58 +0100
Subject: Generate dynamic visitor

---
 .../couscous/util/asm/StackManipulationFrame.java  | 25 ++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 src/main/java/org/zwobble/couscous/util/asm/StackManipulationFrame.java

(limited to 'src/main/java/org/zwobble/couscous/util/asm/StackManipulationFrame.java')

diff --git a/src/main/java/org/zwobble/couscous/util/asm/StackManipulationFrame.java b/src/main/java/org/zwobble/couscous/util/asm/StackManipulationFrame.java
new file mode 100644
index 0000000..186c752
--- /dev/null
+++ b/src/main/java/org/zwobble/couscous/util/asm/StackManipulationFrame.java
@@ -0,0 +1,25 @@
+package org.zwobble.couscous.util.asm;
+
+import net.bytebuddy.implementation.Implementation;
+import net.bytebuddy.implementation.bytecode.StackManipulation;
+import net.bytebuddy.implementation.bytecode.StackSize;
+import net.bytebuddy.jar.asm.MethodVisitor;
+import net.bytebuddy.jar.asm.Opcodes;
+
+public class StackManipulationFrame implements StackManipulation {
+    public static final StackManipulation SAME = new StackManipulationFrame();
+
+    private StackManipulationFrame() {
+    }
+
+    @Override
+    public boolean isValid() {
+        return true;
+    }
+
+    @Override
+    public Size apply(MethodVisitor methodVisitor, Implementation.Context implementationContext) {
+        methodVisitor.visitFrame(Opcodes.F_SAME, 0, new Object[0], 0, new Object[0]);
+        return StackSize.ZERO.toIncreasingSize();
+    }
+}
-- 
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