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Contents
module Shoulda
module Matchers
module ActiveRecord
module AssociationMatchers
# @private
class OptionalMatcher
attr_reader :missing_option
def initialize(attribute_name, optional)
@attribute_name = attribute_name
@optional = optional
@submatcher = ActiveModel::AllowValueMatcher.new(nil).
for(attribute_name)
@missing_option = ''
end
def description
"optional: #{optional}"
end
def matches?(subject)
if submatcher_passes?(subject)
true
else
@missing_option = 'and for the record '
missing_option <<
if optional
'not to '
else
'to '
end
missing_option << (
'fail validation if ' +
":#{attribute_name} is unset; i.e., either the association " +
'should have been defined with `optional: ' +
"#{optional.inspect}`, or there "
)
missing_option <<
if optional
'should not '
else
'should '
end
missing_option << "be a presence validation on :#{attribute_name}"
false
end
end
private
attr_reader :attribute_name, :optional, :submatcher
def submatcher_passes?(subject)
if optional
submatcher.matches?(subject)
else
submatcher.does_not_match?(subject)
end
end
end
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems