diff options
| -rw-r--r-- | lib/set.rb | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/set.rb b/lib/set.rb index 8ed6e807c7..0179b52101 100644 --- a/lib/set.rb +++ b/lib/set.rb @@ -468,11 +468,13 @@ class Set end end - # Returns true if the set and the given set have at least one + # Returns true if the set and the given enumerable have at least one # element in common. # # Set[1, 2, 3].intersect? Set[4, 5] #=> false # Set[1, 2, 3].intersect? Set[3, 4] #=> true + # Set[1, 2, 3].intersect? 4..5 #=> false + # Set[1, 2, 3].intersect? [3, 4] #=> true def intersect?(set) case set when Set @@ -488,11 +490,13 @@ class Set end end - # Returns true if the set and the given set have no element in - # common. This method is the opposite of `intersect?`. + # Returns true if the set and the given enumerable have + # no element in common. This method is the opposite of `intersect?`. # # Set[1, 2, 3].disjoint? Set[3, 4] #=> false # Set[1, 2, 3].disjoint? Set[4, 5] #=> true + # Set[1, 2, 3].disjoint? [3, 4] #=> false + # Set[1, 2, 3].disjoint? 4..5 #=> true def disjoint?(set) !intersect?(set) end |