Class: Qa::LinkedData::Config::Helper

Inherits:
Object
  • Object
show all
Defined in:
app/models/qa/linked_data/config/helper.rb

Class Method Summary collapse

Class Method Details

.fetch(map, key, default) ⇒ Object

Fetch a value from a hash map



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# File 'app/models/qa/linked_data/config/helper.rb', line 7

def self.fetch(map, key, default)
  map.fetch(key, default)
end

.fetch_boolean(map, key, default) ⇒ Object

Fetch a boolean value from a hash map throwing an exception if the value is not boolean

Raises:



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# File 'app/models/qa/linked_data/config/helper.rb', line 12

def self.fetch_boolean(map, key, default)
  value = map.fetch(key, default)
  raise Qa::InvalidConfiguration, "#{key} must be true or false" unless value == true || value == false
  value
end

.fetch_required(map, key, default) ⇒ Object

Fetch a value from a hash map throwing an exception if the value is blank

Raises:



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# File 'app/models/qa/linked_data/config/helper.rb', line 19

def self.fetch_required(map, key, default)
  value = map.fetch(key, default)
  raise Qa::InvalidConfiguration, "#{key} is required" unless value
  value
end

.fetch_symbol(map, key, default) ⇒ Object

Fetch a value from a hash map throwing an exception if the value is blank



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# File 'app/models/qa/linked_data/config/helper.rb', line 26

def self.fetch_symbol(map, key, default)
  value = map.fetch(key, default)
  return value unless value.respond_to? :to_sym
  value.to_sym
end