feat: move List.contains to Sequence.contains and add tests for List and Range

The contains method is promoted from List to the Sequence base class, making it available to all sequence types (including Range). Tests are added for both List.contains and Range.contains, covering ordered, backwards, and exclusive ranges.
2015-03-18 14:54:55 +00:00
parent b7d0b4b73e b22040577e
commit a15bf3136e
5 changed files with 51 additions and 18 deletions
@@ -30,6 +30,10 @@ Otherwise, returns `false`.
    [1, 2, 3].any {|n| n < 1} // False.
    [1, 2, 3].any {|n| n > 2} // True.

+### **contains**(element)
+
+Returns whether the sequence contains any element equal to the given element.
+
 ### **join**(sep)

 Returns a string representation of the list. The string representations of the