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Contents
require 'thread'
module Cucumber
module Formatter
module Interceptor
class Pipe
attr_reader :pipe
def initialize(pipe)
@pipe = pipe
@buffer = []
@wrapped = true
end
def write(str)
lock.synchronize do
@buffer << str if @wrapped
return @pipe.write(str)
end
end
def buffer
lock.synchronize do
return @buffer.dup
end
end
def unwrap!
@wrapped = false
@pipe
end
def method_missing(method, *args, &blk)
@pipe.send(method, *args, &blk)
end
def respond_to?(method, include_private=false)
super || @pipe.respond_to?(method, include_private)
end
def self.validate_pipe(pipe)
unless [:stdout, :stderr].include? pipe
raise ArgumentError, '#wrap only accepts :stderr or :stdout'
end
end
def self.unwrap!(pipe)
validate_pipe pipe
wrapped = nil
case pipe
when :stdout
wrapped = $stdout
$stdout = wrapped.unwrap! if $stdout.respond_to?(:unwrap!)
when :stderr
wrapped = $stderr
$stderr = wrapped.unwrap! if $stderr.respond_to?(:unwrap!)
end
wrapped
end
def self.wrap(pipe)
validate_pipe pipe
case pipe
when :stderr
$stderr = self.new($stderr)
return $stderr
when :stdout
$stdout = self.new($stdout)
return $stdout
end
end
private
def lock
@lock||=Mutex.new
end
end
end
end
end
Version data entries
33 entries across 31 versions & 3 rubygems