Class: XRuntime::Script

Inherits:

Object

• Object
• XRuntime::Script

Defined in:

lib/x_runtime/script.rb

Instance Attribute Summary

• #redis ⇒ Object

  Returns the value of attribute redis.

Instance Method Summary

• #content ⇒ Object
• #evalsha(keys, argv) ⇒ Object
• #initialize(redis) ⇒ Script constructor

  A new instance of Script.

• #sha ⇒ Object

Constructor Details

#initialize(redis) ⇒ Script

Returns a new instance of Script.

# File 'lib/x_runtime/script.rb', line 5

def initialize(redis)
  @redis = redis
end

Instance Attribute Details

#redis ⇒ Object

Returns the value of attribute redis.

# File 'lib/x_runtime/script.rb', line 3

def redis
  @redis
end

Instance Method Details

#content ⇒ Object

# File 'lib/x_runtime/script.rb', line 9

def content
  @script ||= IO.read(::File.join(::File.dirname(__FILE__),'redis.lua'))
end

#evalsha(keys, argv) ⇒ Object

# File 'lib/x_runtime/script.rb', line 18

def evalsha(keys, argv)
  @redis.evalsha(sha, :keys => keys, :argv => argv)
end

#sha ⇒ Object

# File 'lib/x_runtime/script.rb', line 13

def sha
  # 加载脚本 redis-server会将该脚本缓存起来
  @sha ||= @redis.script(:load, content)
end