Rework builder features to be returned by Builder#features instead of taken into account by Builder#produces?

lib/rscons/builder.rb

@@ -24,6 +24,14 @@ module Rscons
       {}
     end
 
+    # Return a set of build features that this builder provides.
+    #
+    # @return [Array<String>]
+    #   Set of build features that this builder provides.
+    def features
+      []
+    end
+
     # Create a BuildTarget object for this build target.
     #
     # Builder sub-classes can override this method to manipulate parameters
@@ -47,35 +55,17 @@ module Rscons
     # Return whether this builder object is capable of producing a given target
     # file name from a given source file name.
     #
-    # @overload produces?(target, source, env)
-    #
-    #   @param target [String]
-    #     The target file name.
-    #   @param source [String]
-    #     The source file name.
-    #   @param env [Environment]
-    #     The Environment.
-    #
-    # @overload produces?(options)
-    #
-    #   @since 1.10.0
-    #
-    #   @param options [Hash]
-    #     Options.
-    #   @option options [String] :target
-    #     Target file name.
-    #   @option options [String] :source
-    #     Source file name.
-    #   @option options [Environment] :env
-    #     The Environment.
-    #   @option options [Hash] :features
-    #     Features that this builder must satisfy.
-    #     See {Environment#register_builds}.
+    # @param target [String]
+    #   The target file name.
+    # @param source [String]
+    #   The source file name.
+    # @param env [Environment]
+    #   The Environment.
     #
     # @return [Boolean]
     #   Whether this builder object is capable of producing a given target
     #   file name from a given source file name.
-    def produces?(options)
+    def produces?(target, source, env)
       false
     end