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Contents
require_relative 'parameter'
require_relative 'exceptions'
module RakeFactory
class ParameterSet
def initialize
@parameter_set = {}
end
def add(name, options)
parameter = Parameter.new(name, options)
@parameter_set[parameter.name] = parameter
parameter
end
def find(name)
@parameter_set[name.to_sym]
end
def each(&block)
@parameter_set.values.each(&block)
end
def update_default_for(name, value)
find(name).default = value
end
def apply_defaults_to(instance)
@parameter_set.values.each do |parameter|
parameter.apply_default_to(instance)
end
end
def enforce_requirements_on(instance)
dissatisfied = @parameter_set.values.reject do |parameter|
parameter.satisfied_by?(instance)
end
unless dissatisfied.empty?
names = dissatisfied.map(&:name)
names_string = names.join(',')
pluralisation_string = names.length > 1 ? 's' : ''
raise RequiredParameterUnset,
"Required parameter#{pluralisation_string} #{names_string} unset."
end
end
end
end
Version data entries
6 entries across 6 versions & 2 rubygems