Add bin and edit workflow

bin/gems/concurrent-ruby-1.3.8/lib/concurrent-ruby/concurrent/options.rb

@@ -0,0 +1,42 @@
+require 'concurrent/configuration'
+
+module Concurrent
+
+  # @!visibility private
+  module Options
+
+    # Get the requested `Executor` based on the values set in the options hash.
+    #
+    # @param [Hash] opts the options defining the requested executor
+    # @option opts [Executor] :executor when set use the given `Executor` instance.
+    #   Three special values are also supported: `:fast` returns the global fast executor,
+    #   `:io` returns the global io executor, and `:immediate` returns a new
+    #   `ImmediateExecutor` object.
+    #
+    # @return [Executor, nil] the requested thread pool, or nil when no option specified
+    #
+    # @!visibility private
+    def self.executor_from_options(opts = {}) # :nodoc:
+      if identifier = opts.fetch(:executor, nil)
+        executor(identifier)
+      else
+        nil
+      end
+    end
+
+    def self.executor(executor_identifier)
+      case executor_identifier
+      when :fast
+        Concurrent.global_fast_executor
+      when :io
+        Concurrent.global_io_executor
+      when :immediate
+        Concurrent.global_immediate_executor
+      when Concurrent::ExecutorService
+        executor_identifier
+      else
+        raise ArgumentError, "executor not recognized by '#{executor_identifier}'"
+      end
+    end
+  end
+end