Check Module type before proceeding.

jruby · Jan 5, 2018 · 8131628 · 8131628
1 parent ede37ea
commit 8131628
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/core/src/main/java/org/jruby/ir/targets/ConstantLookupSite.java b/core/src/main/java/org/jruby/ir/targets/ConstantLookupSite.java
@@ -110,6 +110,8 @@ public IRubyObject searchConst(ThreadContext context, StaticScope staticScope) {
     }
 
     public IRubyObject searchModuleForConst(ThreadContext context, IRubyObject cmVal) throws Throwable {
+        if (!(cmVal instanceof RubyModule)) throw context.runtime.newTypeError(cmVal + " is not a type/class");
+
         RubyModule module = (RubyModule) cmVal;
 
         if (checkForBailout(module)) {
@@ -140,6 +142,8 @@ public IRubyObject searchModuleForConst(ThreadContext context, IRubyObject cmVal
     }
 
     public IRubyObject noCacheSearchModuleForConst(ThreadContext context, IRubyObject cmVal) {
+        if (!(cmVal instanceof RubyModule)) throw context.runtime.newTypeError(cmVal + " is not a type/class");
+
         RubyModule module = (RubyModule) cmVal;
 
         // Inheritance lookup