module EventMachine::Protocols::Redis

Constants

SYNC

Attributes

connected[R]

Public Class Methods

aconnect(*args)
Alias for: connect
connect(*args) click to toggle source
# File lib/em-synchrony/em-redis.rb, line 16
def self.connect(*args)
  f = Fiber.current

  conn = self.aconnect(*args)
  conn.callback { f.resume(conn) }

  Fiber.yield
end
Also aliased as: aconnect

Public Instance Methods

amapped_mget(*keys) { |result| ... } click to toggle source

adapted from em-redis' implementation to use the asynchronous version of mget

# File lib/em-synchrony/em-redis.rb, line 48
def amapped_mget(*keys)
  self.amget(*keys) do |response|
    result = {}
    response.each do |value|
      key = keys.shift
      result.merge!(key => value) unless value.nil?
    end
    yield result if block_given?
  end
end
call_command(argv, &blk) click to toggle source
# File lib/em-synchrony/em-redis.rb, line 28
def call_command(argv, &blk)
  # async commands are 'a' prefixed
  if (argv.first[0] == 'a') && !SYNC.include?(argv.first.to_s)
    argv[0] = argv[0].to_s.slice(1,argv[0].size)
    old_call_command(argv, &blk)

  else
    # wrap response blocks into fiber callbacks
    # to emulate the sync api
    f = Fiber.current
    blk = proc { |v| v } if !block_given?
    clb = proc { |v| f.resume(blk.call(v)) }

    old_call_command(argv, &clb)
    Fiber.yield
  end
end
Also aliased as: old_call_command
mapped_mget(*keys) click to toggle source
# File lib/em-synchrony/em-redis.rb, line 59
def mapped_mget(*keys)
  f = Fiber.current

  self.amapped_mget(*keys) do |values|
    f.resume(values)
  end

  Fiber.yield
end
old_call_command(argv, &blk)
Alias for: call_command