› Protocol::Redis › Source › Protocol › Redis › Methods › Scripting

`module Scripting`

Methods for managing Redis scripting.

Definitions

`def eval(script, key_count = 0, *keys_and_args)`

Execute a Lua script server side.

Signature

parameter　script　String: The Lua script to execute.
parameter　key_count　Integer: Number of keys that follow.
parameter　keys_and_args　Array: Keys followed by arguments to the script.
returns　Object: The result of the script execution.

Implementation

def eval(script, key_count = 0, *keys_and_args)
	call("EVAL", script, key_count, *keys_and_args)
end

`def evalsha(sha1, key_count = 0, *keys_and_args)`

Execute a cached Lua script by SHA1 digest.

Signature

parameter　sha1　String: The SHA1 digest of the script to execute.
parameter　key_count　Integer: Number of keys that follow.
parameter　keys_and_args　Array: Keys followed by arguments to the script.
returns　Object: The result of the script execution.

Implementation

def evalsha(sha1, key_count = 0, *keys_and_args)
	call("EVALSHA", sha1, key_count, *keys_and_args)
end

`def script(subcommand, *arguments)`

Execute script management commands.

Signature

parameter　subcommand　String|Symbol: The script subcommand (debug, exists, flush, load, kill).
parameter　arguments　Array: Additional arguments for the subcommand.
returns　Object: The result of the script command.

Implementation

def script(subcommand, *arguments)
	call("SCRIPT", subcommand.to_s, *arguments)
end