Class: Gulp::DataStore

Inherits:
Object
  • Object
show all
Includes:
Enumerable, TokyoCabinet
Defined in:
lib/gulp/data_store.rb

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ DataStore

Returns a new instance of DataStore.



6
7
8
9
 
# File 'lib/gulp/data_store.rb', line 6

def initialize(path)
  @hdb = HDB::new
  @hdb.open(path + '.hdb', HDB::OWRITER | HDB::OCREAT)
end

Instance Method Details

#[](key) ⇒ Object 



15
16
17
18
 
# File 'lib/gulp/data_store.rb', line 15

def [](key)
  val = @hdb[key]
  val ? val.unpack('i').first : 0
end

#[]=(key, value) ⇒ Object 



20
21
22
 
# File 'lib/gulp/data_store.rb', line 20

def []=(key, value)
  @hdb[key] = value
end

#clear! ⇒ Object 



28
29
30
 
# File 'lib/gulp/data_store.rb', line 28

def clear!
  @hdb.vanish
end

#each(&proc) ⇒ Object 



39
40
41
 
# File 'lib/gulp/data_store.rb', line 39

def each(&proc)
  @hdb.each(&proc)
end

#each_key(&proc) ⇒ Object 



36
37
38
 
# File 'lib/gulp/data_store.rb', line 36

def each_key(&proc)
  @hdb.each_key(&proc)
end

#has_key?(key) ⇒ Boolean

Returns:

  • (Boolean) 


24
25
26
 
# File 'lib/gulp/data_store.rb', line 24

def has_key?(key)
  @hdb[key].present?
end

#increment(key) ⇒ Object 



11
12
13
 
# File 'lib/gulp/data_store.rb', line 11

def increment(key)
  @hdb.addint(key,1)
end

#size ⇒ Object 



32
33
34
 
# File 'lib/gulp/data_store.rb', line 32

def size
  @hdb.rnum
end