Module: RedisModel::Types::Hash

Includes:
Base
Defined in:
lib/redis_model/types/hash.rb

Overview

Internal: Methods for hash type of key in Redis.

Instance Method Summary collapse

Methods included from Base

#connection, #del, #exists?

Instance Method Details

#[](key) ⇒ Object

Public: Retrieves a key in Hash using Redis HGET command.

key - Key to retrieve.

Returns retrieved value.



26
27
28
 
# File 'lib/redis_model/types/hash.rb', line 26

def [](key)
  connection.hget(key_label, key.to_s)
end

#[]=(key, value) ⇒ Object

Public: Sets a key in Hash using Redis HSET command.

key - Key to set. value - Value to set.

Returns new value.



13
14
15
16
17
18
19
 
# File 'lib/redis_model/types/hash.rb', line 13

def []=(key, value)
  result = connection.hset(key_label, key.to_s, value)

  @cached_hash = nil

  value
end

#incr(key, by = 1) ⇒ Object

Public: Increments a key in Hash using Redis HINCRBY command.

key - Key to increment. by - Amount for increment (default: 1)

Returns incremented value.



36
37
38
39
40
41
42
 
# File 'lib/redis_model/types/hash.rb', line 36

def incr(key, by = 1)
  result = connection.hincrby(key_label, key, by)

  @cached_hash = nil

  result.to_i
end

#keys ⇒ Object 



48
49
50
 
# File 'lib/redis_model/types/hash.rb', line 48

def keys
  connection.hkeys(key_label)
end

#to_hash ⇒ Object 



44
45
46
 
# File 'lib/redis_model/types/hash.rb', line 44

def to_hash
  @cached_hash ||= connection.hgetall(key_label)
end