Class: Rack::Sparklines::Handlers::StubbedData

Inherits:
AbstractData
  • Object
show all
Defined in:
lib/rack-sparklines/handlers/stubbed_data.rb

Overview

Allows you to stub sparkline data in a global hash. Requests for “/sparks/stats.csv” will pass a data_path of “stats.csv”

Instance Attribute Summary collapse

Attributes inherited from AbstractData

#data_path

Instance Method Summary collapse

Methods inherited from AbstractData

#already_cached?, #set

Constructor Details

#initialize(datasets = {}) ⇒ StubbedData

Returns a new instance of StubbedData.



15
16
17
 
# File 'lib/rack-sparklines/handlers/stubbed_data.rb', line 15

def initialize(datasets = {})
  @datasets = datasets
end

Instance Attribute Details

#datasets ⇒ Object

A hash of hashes where the key is the filename. The key points to a hash with :updated and :contents keys

StubbedData.datasets['stats.csv'] = {
  :updated  => Time.utc(2009, 10, 1), 
  :contents => [1, 2, 3, 4, 5]}



13
14
15
 
# File 'lib/rack-sparklines/handlers/stubbed_data.rb', line 13

def datasets
  @datasets
end

Instance Method Details

#data_path=(s) ⇒ Object 



19
20
21
22
 
# File 'lib/rack-sparklines/handlers/stubbed_data.rb', line 19

def data_path=(s)
  @data = @datasets[s]
  @data_path = s
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


24
25
26
 
# File 'lib/rack-sparklines/handlers/stubbed_data.rb', line 24

def exists?
  @data
end

#fetch {|@data[:contents]| ... } ⇒ Object

Yields:

  • (@data[:contents]) 


32
33
34
 
# File 'lib/rack-sparklines/handlers/stubbed_data.rb', line 32

def fetch
  yield @data[:contents] if @data
end

#updated_at ⇒ Object 



28
29
30
 
# File 'lib/rack-sparklines/handlers/stubbed_data.rb', line 28

def updated_at
  @data[:updated]
end