Rename Primitive.class_of to Primitive.metaclass

Author: eregon

lib/truffle/pathname.rb

@@ -1092,7 +1092,7 @@ module Kernel
   #
   # This method is available since 1.8.5.
   def Pathname(path) # :doc:
-    return path if Primitive.class_of(path) == Pathname
+    return path if Primitive.metaclass(path) == Pathname
     Pathname.new(path)
   end
   module_function :Pathname

lib/truffle/truffle/cext.rb

@@ -451,7 +451,7 @@ def rb_obj_classname(object)
   end
 
   def rb_class_of(object)
-    Primitive.class_of(object)
+    Primitive.metaclass(object)
   end
 
   def rb_class_real(ruby_class)

lib/truffle/truffle/cext_structs.rb

@@ -244,7 +244,7 @@ def polyglot_read_member(name)
     when 'flags'
       compute_flags
     when 'klass'
-      Primitive.cext_wrap(Primitive.class_of(@object))
+      Primitive.cext_wrap(Primitive.metaclass(@object))
     else
       raise Truffle::Interop::UnknownIdentifierException
     end

src/main/java/org/truffleruby/core/support/TypeNodes.java

@@ -94,10 +94,10 @@ protected RubyClass objectClass(Object object,
         }
     }
 
-    @Primitive(name = "class_of")
-    public abstract static class ClassOfNode extends PrimitiveArrayArgumentsNode {
+    @Primitive(name = "metaclass")
+    public abstract static class MetaClassPrimitiveNode extends PrimitiveArrayArgumentsNode {
         @Specialization
-        protected RubyClass classOf(Object object,
+        protected RubyClass metaClass(Object object,
                 @Cached MetaClassNode metaClassNode) {
             return metaClassNode.execute(object);
         }

src/main/ruby/truffleruby/core/marshal.rb

@@ -731,7 +731,7 @@ def construct(ivar_index = nil, call_proc = true, postpone_freezing = false)
             end
 
       if @freeze && !postpone_freezing && !(Primitive.is_a?(obj, Class) || Primitive.is_a?(obj, Module))
-        obj = -obj if Primitive.class_of(obj) == String
+        obj = -obj if Primitive.metaclass(obj) == String
         Primitive.object_freeze(obj)
       end
 
@@ -1118,7 +1118,7 @@ def serialize(obj)
     end
 
     def serialize_extended_object(obj)
-      metaclass = Primitive.class_of(obj)
+      metaclass = Primitive.metaclass(obj)
       if metaclass.singleton_class? &&
         (Primitive.singleton_methods?(obj) || Primitive.any_instance_variable?(metaclass))
         raise TypeError, "singleton can't be dumped"

src/main/ruby/truffleruby/core/method.rb

@@ -10,7 +10,7 @@
 
 class Method
   def inspect
-    Truffle::MethodOperations.inspect_method(self, Primitive.class_of(receiver), owner, receiver)
+    Truffle::MethodOperations.inspect_method(self, Primitive.metaclass(receiver), owner, receiver)
   end
   alias_method :to_s, :inspect