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Diffstat (limited to 'src/main/java/bjc/data/Pair.java')
| -rw-r--r-- | src/main/java/bjc/data/Pair.java | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/main/java/bjc/data/Pair.java b/src/main/java/bjc/data/Pair.java index fe65936..dd6ff7c 100644 --- a/src/main/java/bjc/data/Pair.java +++ b/src/main/java/bjc/data/Pair.java @@ -268,6 +268,15 @@ public interface Pair<LeftType, RightType> extends Bifunctor<LeftType, RightType return new SimplePair<>(left, right); } + /** + * Swap the left & right sides of this pair + * + * @return The pair with the left and right types swapped + */ + public default Pair<RightType, LeftType> swap() { + return merge((l, r) -> Pair.pair(r, l)); + } + @Override default void formatTo(Formatter formatter, int flags, int width, int precision) { if ((flags & FormattableFlags.ALTERNATE) != 0) { |