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Versions: 15
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Contents
module Mocktail
class RegistersMatcher
def register(matcher_type)
if invalid_type?(matcher_type)
raise InvalidMatcherError.new <<~MSG.tr("\n", " ")
Matchers must be Ruby classes
MSG
elsif invalid_name?(matcher_type)
raise InvalidMatcherError.new <<~MSG.tr("\n", " ")
#{matcher_type.name}.matcher_name must return a valid method name
MSG
elsif invalid_match?(matcher_type)
raise InvalidMatcherError.new <<~MSG.tr("\n", " ")
#{matcher_type.name}#match? must be defined as a one-argument method
MSG
elsif invalid_flag?(matcher_type)
raise InvalidMatcherError.new <<~MSG.tr("\n", " ")
#{matcher_type.name}#is_mocktail_matcher? must be defined
MSG
else
MatcherRegistry.instance.add(matcher_type)
end
end
private
def invalid_type?(matcher_type)
!matcher_type.is_a?(Class)
end
def invalid_name?(matcher_type)
return true unless matcher_type.respond_to?(:matcher_name)
name = matcher_type.matcher_name
!(name.is_a?(String) || name.is_a?(Symbol)) ||
name.to_sym.inspect.start_with?(":\"")
end
def invalid_match?(matcher_type)
params = matcher_type.instance_method(:match?).parameters
params.size > 1 || ![:req, :opt].include?(params.first[0])
rescue NameError
true
end
def invalid_flag?(matcher_type)
!matcher_type.instance_method(:is_mocktail_matcher?)
rescue NameError
true
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems