spec/front_end/scanner_spec.rb in loxxy-0.2.04 vs spec/front_end/scanner_spec.rb in loxxy-0.2.05

@@ -215,9 +215,16 @@
           expect(token_nil).to be_kind_of(Literal)
           expect(token_nil.terminal).to eq('NIL')
           expect(token_nil.lexeme).to eq('nil')
           expect(token_nil.value).to be_kind_of(Datatype::Nil)
         end
+
+        it 'should differentiate nil from variable spelled same' do
+          subject.start_with('Nil')
+          similar = subject.tokens[0]
+          expect(similar.terminal).to eq('IDENTIFIER')
+          expect(similar.lexeme).to eq('Nil')
+        end
       end # context
 
       context 'Handling comments:' do
         it 'should cope with one line comment only' do
           subject.start_with('// comment')