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require 'active_support/core_ext/module/delegation'
module Shoulda
module Matchers
module ActiveModel
module NumericalityMatchers
# @private
class RangeMatcher < ValidationMatcher
OPERATORS = [:>=, :<=].freeze
delegate :failure_message, to: :submatchers
def initialize(numericality_matcher, attribute, range)
super(attribute)
unless numericality_matcher.respond_to? :diff_to_compare
raise ArgumentError, 'numericality_matcher is invalid'
end
@numericality_matcher = numericality_matcher
@range = range
@attribute = attribute
end
def matches?(subject)
@subject = subject
submatchers.matches?(subject)
end
def simple_description
description = ''
if expects_strict?
description << ' strictly'
end
description +
"disallow :#{attribute} from being a number that is not " +
range_description
end
def range_description
"from #{Shoulda::Matchers::Util.inspect_range(@range)}"
end
def submatchers
@_submatchers ||= NumericalityMatchers::Submatchers.new(build_submatchers)
end
private
def build_submatchers
submatcher_combos.map do |value, operator|
build_comparison_submatcher(value, operator)
end
end
def submatcher_combos
@range.minmax.zip(OPERATORS)
end
def build_comparison_submatcher(value, operator)
ComparisonMatcher.new(@numericality_matcher, value, operator).
for(@attribute).
with_message(@message).
on(@context)
end
end
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems