Add setting to prevent creation of short accessors

lib/micro-optparse/parser.rb

@@ -43,12 +43,13 @@ def process!(arguments = ARGV)
     @result = @default_values.clone # reset or new
     @optionparser ||= OptionParser.new do |p| # prepare only once
       @options.each do |o|
-        @used_short << short = o[:settings][:short] || short_from(o[:name])
+        @used_short << short = o[:settings][:no_short] ? nil : o[:settings][:short] || short_from(o[:name])
         @result[o[:name]] = o[:settings][:default] || false unless o[:settings][:optional] # set default
         name = o[:name].to_s.gsub("_", "-")
         klass = o[:settings][:default].class == Fixnum ? Integer : o[:settings][:default].class
 
-        args = [] << "-" + short << o[:description]
+        args = [o[:description]]
+        args << "-" + short if short
         if [TrueClass, FalseClass, NilClass].include?(klass) # boolean switch
           args << "--[no-]" + name
         else # argument with parameter, add class for typecheck

spec/parser_spec.rb

@@ -265,5 +265,12 @@
       result.should include("-b, --bac")
       result.should include("-c, --cba")
     end
+
+    it "should be possible to prevent creation of short arguments" do
+      result  = `ruby spec/programs/noshort.rb --help`
+      result.should_not include("-f, --foo")
+      result.should include("--foo")
+      result.should include("-b, --bar")
+    end
   end
 end

spec/programs/noshort.rb

@@ -0,0 +1,11 @@
+require "rubygems"
+require "micro-optparse"
+
+options = Parser.new do |p|
+  p.option :foo, "Option 1", :default => "String", :no_short => true
+  p.option :bar, "Option 2", :default => "String"
+end.process!
+
+options.each_pair do |key, value|
+  puts ":#{key} => #{value}"
+end