From d854f93640fad350f9800b7503c4bc9551cfdf6a Mon Sep 17 00:00:00 2001
From: develar <develar@gmail.com>
Date: Wed, 22 Aug 2012 12:06:00 +0400
Subject: [PATCH] JS backend:  using native implementations in kotlin_lib.js
 for String.startsWith,  String.endsWith and String.contains.

---
 js/js.libraries/src/core/stringsCode.kt | 19 ++++++-------------
 1 file changed, 6 insertions(+), 13 deletions(-)

diff --git a/js/js.libraries/src/core/stringsCode.kt b/js/js.libraries/src/core/stringsCode.kt
index 213d6f05f63..0d1fa17c251 100644
--- a/js/js.libraries/src/core/stringsCode.kt
+++ b/js/js.libraries/src/core/stringsCode.kt
@@ -25,21 +25,14 @@ public inline fun String.endsWith(ch: Char): Boolean {
     return if (s > 0) charAt(s - 1) == ch else false
 }
 
-public inline fun String.startsWith(text: String): Boolean {
-    val size = text.length
-    return if (size <= this.length) {
-        substring(0, size) == text
-    } else false
-}
+native
+fun String.startsWith(s:String):Boolean = noImpl
 
-public inline fun String.endsWith(text: String): Boolean {
-    val matchSize = text.length
-    val thisSize = this.length
-    return if (matchSize <= thisSize) {
-        substring(thisSize - matchSize, thisSize) == text
-    } else false
-}
+native
+fun String.endsWith(s:String):Boolean = noImpl
 
+native
+fun String.contains(s:String):Boolean = noImpl
 
 /**
  * Returns a copy of this string capitalised if it is not empty or already starting with an uppper case letter, otherwise returns this