lib/dharma.rb in dharma-0.9.0 vs lib/dharma.rb in dharma-0.9.1

@@ -1,11 +1,12 @@
 module Dharma
-  VERSION = '0.9.0'
+  VERSION = '0.9.1'
 
   class PromiseFailure < RuntimeError; end
   class IllegalStateException < RuntimeError; end
   class TimeoutException < RuntimeError; end
+  class NoSuchElementException < RuntimeError; end
 
   def self.default_executor
     @default_executor ||= Dharma::ThreadExecutor.new
   end
 
@@ -29,13 +30,31 @@
     future do
       promises.map { |p| p.result }
     end
   end
 
+  def self.first_completed_of(promises)
+    p = Dharma.promise
+    promises.each do |promies|
+      promise.on_complete do |value, as|
+        p.try_complete(value, as)
+      end
+    end
+    p
+  end
+
   def self.trace_completion(tag, promise, logger = Rails.logger)
     promise.on_complete do |value, as|
       logger.info "#{tag}: #{as}: #{value.inspect}"
     end
+  end
+
+  def self.ready(promise, duration = nil)
+    promise.ready(duration)
+  end
+
+  def self.result(promise, duration = nil)
+    promise.result(duration)
   end
 end
 
 require 'dharma/promise'
 require 'dharma/future'
\ No newline at end of file