[ruby/error_highlight] Keep it work if paren exists after receiver

b79d679bbd

test/error_highlight/test_error_highlight.rb

@@ -66,6 +66,18 @@ undefined method `foo' for nil:NilClass
     end
   end
 
+  def test_CALL_noarg_4
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `foo' for nil:NilClass
+
+      (nil).foo + 1
+           ^^^^
+    END
+
+      (nil).foo + 1
+    end
+  end
+
   def test_CALL_arg_1
     assert_error_message(NoMethodError, <<~END) do
 undefined method `foo' for nil:NilClass
@@ -222,6 +234,18 @@ undefined method `[]' for #{ v.inspect }
     end
   end
 
+  def test_CALL_aref_5
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `[]' for nil:NilClass
+
+      (nil)[ ]
+           ^^^
+    END
+
+      (nil)[ ]
+    end
+  end
+
   def test_CALL_aset
     assert_error_message(NoMethodError, <<~END) do
 undefined method `[]=' for nil:NilClass
@@ -313,6 +337,30 @@ undefined method `foo=' for nil:NilClass
     end
   end
 
+  def test_ATTRASGN_4
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `[]=' for nil:NilClass
+
+      (nil)[0] = 42
+           ^^^^^
+    END
+
+      (nil)[0] = 42
+    end
+  end
+
+  def test_ATTRASGN_5
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `foo=' for nil:NilClass
+
+      (nil).foo = 42
+           ^^^^^^
+    END
+
+      (nil).foo = 42
+    end
+  end
+
   def test_OPCALL_binary_1
     assert_error_message(NoMethodError, <<~END) do
 undefined method `+' for nil:NilClass
@@ -338,7 +386,19 @@ undefined method `+' for nil:NilClass
     end
   end
 
-  def test_OPCALL_unary
+  def test_OPCALL_binary_3
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `+' for nil:NilClass
+
+      (nil) + 42
+            ^
+    END
+
+      (nil) + 42
+    end
+  end
+
+  def test_OPCALL_unary_1
     assert_error_message(NoMethodError, <<~END) do
 undefined method `+@' for nil:NilClass
 
@@ -350,6 +410,18 @@ undefined method `+@' for nil:NilClass
     end
   end
 
+  def test_OPCALL_unary_2
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `+@' for nil:NilClass
+
+      +(nil)
+      ^
+    END
+
+      +(nil)
+    end
+  end
+
   def test_FCALL_1
     assert_error_message(NoMethodError, <<~END) do
 undefined method `foo' for nil:NilClass
@@ -429,6 +501,20 @@ undefined method `[]' for nil:NilClass
     end
   end
 
+  def test_OP_ASGN1_aref_4
+    v = nil
+
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `[]' for nil:NilClass
+
+      (v)[0] += 42
+         ^^^
+    END
+
+      (v)[0] += 42
+    end
+  end
+
   def test_OP_ASGN1_op_1
     v = Object.new
     def v.[](x); nil; end
@@ -475,6 +561,21 @@ undefined method `+' for nil:NilClass
     end
   end
 
+  def test_OP_ASGN1_op_4
+    v = Object.new
+    def v.[](x); nil; end
+
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `+' for nil:NilClass
+
+      (v)[0] += 42
+             ^
+    END
+
+      (v)[0] += 42
+    end
+  end
+
   def test_OP_ASGN1_aset_1
     v = Object.new
     def v.[](x); 1; end
@@ -521,6 +622,21 @@ undefined method `[]=' for #{ v.inspect }
     end
   end
 
+  def test_OP_ASGN1_aset_4
+    v = Object.new
+    def v.[](x); 1; end
+
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `[]=' for #{ v.inspect }
+
+      (v)[0] += 42
+         ^^^^^^
+    END
+
+      (v)[0] += 42
+    end
+  end
+
   def test_OP_ASGN2_read_1
     v = nil
 
@@ -550,6 +666,20 @@ undefined method `foo' for nil:NilClass
     end
   end
 
+  def test_OP_ASGN2_read_3
+    v = nil
+
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `foo' for nil:NilClass
+
+      (v).foo += 42
+         ^^^^
+    END
+
+      (v).foo += 42
+    end
+  end
+
   def test_OP_ASGN2_op_1
     v = Object.new
     def v.foo; nil; end
@@ -581,6 +711,21 @@ undefined method `+' for nil:NilClass
     end
   end
 
+  def test_OP_ASGN2_op_3
+    v = Object.new
+    def v.foo; nil; end
+
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `+' for nil:NilClass
+
+      (v).foo += 42
+              ^
+    END
+
+      (v).foo += 42
+    end
+  end
+
   def test_OP_ASGN2_write_1
     v = Object.new
     def v.foo; 1; end
@@ -612,6 +757,21 @@ undefined method `foo=' for #{ v.inspect }
     end
   end
 
+  def test_OP_ASGN2_write_3
+    v = Object.new
+    def v.foo; 1; end
+
+    assert_error_message(NoMethodError, <<~END) do
+undefined method `foo=' for #{ v.inspect }
+
+      (v).foo += 42
+         ^^^^^^^
+    END
+
+      (v).foo += 42
+    end
+  end
+
   def test_CONST
     assert_error_message(NameError, <<~END) do
 uninitialized constant ErrorHighlightTest::NotDefined