Class: SettingsHash

Inherits:
ReadonlyHash show all
Defined in:
lib/settings_hash.rb

Defined Under Namespace

Classes: SettingMissing

Instance Method Summary collapse

Methods inherited from ReadonlyHash

[]

Methods inherited from Hash

#symbolize_keys

Constructor Details

#initialize(path, namespace = nil) ⇒ SettingsHash

Returns a new instance of SettingsHash.



7
8
9
10
11
12
13
14
15
16
17
 
# File 'lib/settings_hash.rb', line 7

def initialize(path, namespace=nil)
  raise "No settings file found: #{path}" unless File.exists?(path)
  settings = YAML.load_file(path)
  
  if namespace
    raise "No settings defined for #{namespace} in settings file: #{path}" unless settings[namespace]
    settings = settings[namespace]
  end
  
  super(settings.symbolize_keys)
end

Instance Method Details

#[](key) ⇒ Object

Raises:



19
20
21
22
 
# File 'lib/settings_hash.rb', line 19

def [](key)
  raise SettingMissing.new("No setting found for #{key}") unless has_key?(key)
  super
end