allow setting debug flag in rake task

Author: v0dro

lib/rubex/rake_task.rb

@@ -6,6 +6,7 @@
 module Rubex
   class RakeTask < ::Rake::TaskLib
     attr_reader :ext_dir, :rubex_files
+    attr_accessor :debug
 
     def initialize name, gem_spec=nil, &block
       @name = name
@@ -15,6 +16,7 @@ def initialize name, gem_spec=nil, &block
       @source_pattern = "*.rubex"
       @compiled_pattern = "*.c"
       @config_script = "extconf.rb"
+      @debug = true
       instance_eval(&block) if block_given?
       define_compile_tasks
     end
@@ -41,7 +43,7 @@ def define_compile_tasks
         desc "Compile a Rubex file into a shared object."
         task :compile do
           file_name = "#{@ext_dir}/#{@name}#{@source_pattern[1..-1]}"
-          Rubex::Compiler.compile file_name, target_dir: "#{@ext_dir}"
+          Rubex::Compiler.compile file_name, target_dir: "#{@ext_dir}", debug: @debug
         end
 
         desc "Delete all generated files."

spec/rake_task_spec.rb

@@ -30,6 +30,20 @@
       expect(task.ext_dir).to eq(Dir.pwd)
     end
   end
+
+  context "#debug" do
+    before do
+      @task_name = "test"
+    end
+    
+    it "sets debug flag -g during compilation" do
+      task = Rubex::RakeTask.new(@task_name) do
+        debug = true
+      end
+
+      expect(task.debug).to eq(true)
+    end
+  end
 end
 
 describe "rake" do