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Contents
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
Version data entries
277 entries across 256 versions & 48 rubygems