From 135025ff8d1078431f61800521970b909db21e03 Mon Sep 17 00:00:00 2001
From: Ilya Matveev <ilya.matveev@jetbrains.com>
Date: Mon, 27 Feb 2017 14:35:02 +0300
Subject: [PATCH] stdlib: Add Comparator((T, T) -> Int) function

---
 runtime/src/main/kotlin/kotlin/comparisons/Comparisons.kt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/runtime/src/main/kotlin/kotlin/comparisons/Comparisons.kt b/runtime/src/main/kotlin/kotlin/comparisons/Comparisons.kt
index d0144d9e2ec..ca60cf17cbc 100644
--- a/runtime/src/main/kotlin/kotlin/comparisons/Comparisons.kt
+++ b/runtime/src/main/kotlin/kotlin/comparisons/Comparisons.kt
@@ -4,6 +4,11 @@ interface Comparator<T> {
     fun compare(a: T, b: T): Int
 }
 
+fun <T> Comparator(function: (a: T, b: T) -> Int): Comparator<T> {
+    return object: Comparator<T> {
+        override fun compare(a: T, b: T) = function(a, b)
+    }
+}
 /**
  * Compares two values using the specified functions [selectors] to calculate the result of the comparison.
  * The functions are called sequentially, receive the given values [a] and [b] and return [Comparable]