Switch cli options to negative (ie, skip-welds)

gems/smithy/lib/smithy/command.rb

@@ -27,11 +27,11 @@ def self.gem_options!
         method_option :gem_namespace, type: :string,
                                       desc: 'The namespace of the gem to generate, e.g. `MyGem::Namespace`.' \
                                             'If not provided, the gem name will be used to infer the namespace.'
-        method_option :welds, type: :boolean, default: true,
-                              desc: 'Whether or not to apply welds.'
+        method_option :skip_welds, type: :boolean, default: false,
+                                   desc: 'Whether or not to apply welds.'
 
-        method_option :polishes, type: :boolean, default: true,
-                                 desc: 'Whether or not to apply polishes.'
+        method_option :skip_polishes, type: :boolean, default: false,
+                                      desc: 'Whether or not to apply polishes.'
       end
 
       gem_options!

gems/smithy/lib/smithy/plan.rb

@@ -14,8 +14,8 @@ def initialize(model, type, options = {})
 
       Welds.load!(self)
       Polishes.load!(self)
-      @welds = options[:welds] ? Welds.for(model) : []
-      @polishes = options[:polishes] ? Polishes.for(model) : []
+      @welds = options[:skip_welds] ? [] : Welds.for(model)
+      @polishes = options[:skip_polishes] ? [] : Polishes.for(model)
     end
 
     # @return [Hash] The API model as a JSON hash.

gems/smithy/spec/interfaces/polish_spec.rb

@@ -24,7 +24,7 @@ def polish(artifact)
         end
       end
     end
-    @tmpdir = SpecHelper.generate(['Weather'], :types, { polishes: true })
+    @tmpdir = SpecHelper.generate(['Weather'], :types, { skip_polishes: false })
   end
 
   after(:all) do

gems/smithy/spec/smithy/plan_spec.rb

@@ -5,7 +5,7 @@ module Smithy
     let(:fixture) { File.expand_path('../fixtures/weather/model.json', __dir__) }
     let(:model) { JSON.load_file(fixture) }
     let(:type) { :client }
-    let(:options) { { welds: true, polishes: true } }
+    let(:options) { {} }
 
     subject { described_class.new(model, type, options) }
 

gems/smithy/spec/spec_helper.rb

@@ -68,8 +68,8 @@ def create_plan(modules, model, type, options)
         gem_name: options.fetch(:gem_name, Smithy::Tools::Namespace.gem_name_from_namespaces(modules)),
         gem_version: options.fetch(:gem_version, '1.0.0'),
         destination_root: options.fetch(:destination_root, Dir.mktmpdir),
-        polishes: options.fetch(:polishes, false),
-        welds: options.fetch(:welds, true)
+        skip_polishes: options.fetch(:skip_polishes, true),
+        skip_welds: options.fetch(:skip_welds, false)
       }
       Smithy::Plan.new(model, type, plan_options)
     end