Module: Xqsr3::StringUtilities::EndsWith::EndsWith_Helper_

Defined in:
lib/xqsr3/string_utilities/ends_with.rb

Overview

:nodoc:

Class Method Summary collapse

Class Method Details

.string_ends_with_array_(s, args) ⇒ Object 



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# File 'lib/xqsr3/string_utilities/ends_with.rb', line 81

def self.string_ends_with_array_ s, args

	return '' if args.empty?

	args.each do |prefix|

		case	prefix
		when	::NilClass

			return ''
		when	::String

			r = self.string_ends_with_helper_ s, prefix

			return r if r
		else

			if prefix.respond_to? :to_str

				return self.string_ends_with_helper_ s.prefix.to_str
			end

			raise TypeError, "ends_with? can be passed instances of #{::String}, or nil, or types that respond to to_str"
		end
	end

	return nil
end

.string_ends_with_helper_(s, prefix) ⇒ Object 



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# File 'lib/xqsr3/string_utilities/ends_with.rb', line 62

def self.string_ends_with_helper_ s, prefix

	if prefix.nil? || prefix.empty?

		return ''
	elsif prefix.size < s.size

		return prefix if s[(s.size - prefix.size) ... s.size] == prefix
	elsif prefix.size == s.size

		return prefix if prefix == s
	else

		nil
	end

	nil
end