Implement String#end_with?

topazproject · Apr 19, 2013 · 4fd80dc · 4fd80dc
1 parent 6785be0
commit 4fd80dc
Show file tree

Hide file tree

Showing 2 changed files with 10 additions and 8 deletions.
diff --git a/lib-topaz/string.rb b/lib-topaz/string.rb
@@ -67,6 +67,16 @@ def start_with?(*prefixes)
     end
   end
 
+  def end_with?(*suffixes)
+    suffixes.any? do |suffix|
+      next false unless suffix.respond_to?(:to_str)
+      suffix = suffix.to_str
+      suflen = suffix.length
+      next false if suflen > self.length
+      (-suflen).upto(-1).all? { |index| self[index] == suffix[index] }
+    end
+  end
+
   def match(pattern)
     return Regexp.new(pattern).match(self)
   end

diff --git a/spec/tags/core/string/end_with_tags.txt b/spec/tags/core/string/end_with_tags.txt