Make Thread::{Queue,SizedQueue}#freeze raise TypeError

CHANGELOG.md

@@ -32,6 +32,8 @@ Compatibility:
 * Support serializing of `Data` instances into Marshal format (#3726, @andrykonchin).
 * `Array#pack` now raises `ArgumentError` for unknown directives (#3681, @Th3-M4jor).
 * `String#unpack` now raises `ArgumentError` for unknown directives (#3681, @Th3-M4jor).
+* `Thread::Queue#freeze` now raises `TypeError` when called (#3681, @Th3-M4jor).
+* `Thread::SizedQueue#freeze` now raises `TypeError` when called (#3681, @Th3-M4jor).
 
 Performance:
 

lib/truffle/thread.rb

@@ -41,6 +41,10 @@ def pop(non_block = false, timeout: nil)
     end
     alias_method :shift, :pop
     alias_method :deq, :pop
+
+    def freeze
+      raise TypeError, "cannot freeze #{self}"
+    end
   end
 
   class SizedQueue
@@ -62,5 +66,9 @@ def push(value, non_block = false, timeout: nil)
     end
     alias_method :<<, :push
     alias_method :enq, :push
+
+    def freeze
+      raise TypeError, "cannot freeze #{self}"
+    end
   end
 end