.gitignore @@ -14,8 +14,8 @@ spec = Gem::Specification.new do |s| s.required_ruby_version = '>= 1.8.6' s.name = "functor" s.rubyforge_project = 'functor' - s.version = "0.3" - s.authors = ["Dan Yoder"] + s.version = "0.3.1" + s.authors = [ "Dan Yoder", "Matthew King", "Lawrence Pit" ] s.email = 'dan@zeraweb.com' s.homepage = 'http://dev.zeraweb.com/' s.summary = "Pattern-based dispatch for Ruby, inspired by Topher Cyll's multi." @@ -46,16 +46,15 @@ task :gemspec do end end -#desc 'Publish rdoc to RubyForge.' -#task :publish do -# # `rsync -avz --delete doc/rdoc/ dyoder67@rubyforge.org:/var/www/gforge-projects/autocode/` -# `scp -r doc/rdoc dyoder67@rubyforge.org:/var/www/gforge-projects/autocode/` -#end +desc 'Publish rdoc to RubyForge.' +task :publish do + `rsync -a --delete doc/rdoc/ dyoder67@rubyforge.org:/var/www/gforge-projects/functor/` +end Rake::RDocTask.new do |rdoc| rdoc.rdoc_dir = 'doc/rdoc' rdoc.options << '--line-numbers' - rdoc.rdoc_files.add([ 'README', 'HISTORY', 'lib/*.rb' ]) + rdoc.rdoc_files.add([ 'doc/README', 'doc/HISTORY', 'lib/*.rb' ]) end Rake::TestTask.new(:test) do |t| Rakefile @@ -1,3 +1,4 @@ 0.1 - Initial implemention of Functor class. 0.2 - Added method dispatch, to_proc support, tests. -0.3 - Added support for guards and redefinition. \ No newline at end of file +0.3 - Added support for guards and redefinition. +0.3.1 - Made thread-safe and added ability to call base class functors. \ No newline at end of file doc/HISTORY @@ -11,7 +11,7 @@ Functor provides pattern-based function and method dispatch for Ruby. To use it r.times = 5 r.repeat( 5 ) # => 25 r.repeat( "-" ) # => "- - - - -" - r.repeat( 7.3 ) # => RuntimeError! + r.repeat( 7.3 ) # => ArgumentError! Warning: This defines a class instance variable @__functors behind the scenes as a side-effect. Also, although inheritance works within a functor method, super does not. To call the parent method, you need to call it explicitly using the #functors class method, like this: @@ -29,10 +29,17 @@ You can use functors directly with functions taking a block like this: [ *0..10 ].map( &fib ) # => [0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55] -You can explicitly bind self using #bind: +You can call a functor as a method using #apply: - fun.bind( obj ) + fun.apply( obj, 7 ) which is actually how the method dispatch is implemented. -Arguments are matched first using === and then ==, so anything that supports these methods can be matched against. \ No newline at end of file +Arguments are matched first using === and then ==, so anything that supports these methods can be matched against. In addition, you may pass "guards," any object that responds to #call and which take and object (the argument) and return true or false. This allows you to do things like this: + + stripe ||= Functor.new do + given( lambda { |x| x % 2 == 0 } ) { 'white' } + given( lambda { |x| x % 2 == 1 } ) { 'silver' } + end + +which will return "white" and "silver" alternately for a sequence of numbers. \ No newline at end of file doc/README @@ -1,14 +1,14 @@ Gem::Specification.new do |s| s.name = %q{functor} - s.version = "0.2" + s.version = "0.3.1" s.specification_version = 2 if s.respond_to? :specification_version= s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version= - s.authors = ["Dan Yoder"] - s.date = %q{2008-06-09} + s.authors = ["Dan Yoder", "Matthew King", "Lawrence Pit"] + s.date = %q{2008-06-15} s.email = %q{dan@zeraweb.com} - s.files = ["doc/HISTORY", "doc/README", "lib/functor.rb", "lib/object.rb", "test/fib.rb", "test/functor.rb", "test/helpers.rb", "test/inheritance.rb"] + s.files = ["doc/HISTORY", "doc/README", "lib/functor.rb", "lib/object.rb", "test/fib.rb", "test/functor.rb", "test/guards.rb", "test/helpers.rb", "test/inheritance.rb", "test/matchers.rb", "test/reopening.rb"] s.has_rdoc = true s.homepage = %q{http://dev.zeraweb.com/} s.require_paths = ["lib"] functor.gemspec e147eeb2a89f384dc26921c6494fdda544debd18 Dan Yoder dan@zeraweb.com http://github.com/dyoder/functor/commit/d2f0932485a31b610edf8b580ffd59296bedc71c d2f0932485a31b610edf8b580ffd59296bedc71c 2008-06-15T18:16:12-07:00 2008-06-15T18:16:12-07:00 Updated docs and gemspec. b9cee55353bc10b1a4cba3be20352ee7fc5e7e9a Dan Yoder dan@zeraweb.com