diff --git a/lib/rubocop/ast/node/if_node.rb b/lib/rubocop/ast/node/if_node.rb
index 3bd4a1192..e7e6aca47 100644
--- a/lib/rubocop/ast/node/if_node.rb
+++ b/lib/rubocop/ast/node/if_node.rb
@@ -40,14 +40,14 @@ def elsif?
       #
       # @return [Boolean] whether the node has an `else` clause
       def else?
-        loc.respond_to?(:else) && loc.else
+        loc?(:else)
       end
 
       # Checks whether the `if` node is a ternary operator.
       #
       # @return [Boolean] whether the `if` node is a ternary operator
       def ternary?
-        loc.respond_to?(:question)
+        loc?(:question)
       end
 
       # Returns the keyword of the `if` statement as a string. Returns an empty
diff --git a/lib/rubocop/ast/node/mixin/method_dispatch_node.rb b/lib/rubocop/ast/node/mixin/method_dispatch_node.rb
index a1fb3716c..ad0e54beb 100644
--- a/lib/rubocop/ast/node/mixin/method_dispatch_node.rb
+++ b/lib/rubocop/ast/node/mixin/method_dispatch_node.rb
@@ -32,7 +32,7 @@ def method_name
       #
       # @return [Parser::Source::Range] the source range for the method name or keyword
       def selector
-        if loc.respond_to? :keyword
+        if loc?(:keyword)
           loc.keyword
         else
           loc.selector
@@ -105,7 +105,7 @@ def command?(name)
       #
       # @return [Boolean] whether the dispatched method is a setter
       def setter_method?
-        loc.respond_to?(:operator) && loc.operator
+        loc?(:operator)
       end
       alias assignment? setter_method?