From fe6268f4583595ebb24b7672a377d5585f39007a Mon Sep 17 00:00:00 2001
From: James Strachan <james.strachan@gmail.com>
Date: Wed, 7 Mar 2012 19:28:04 +0000
Subject: [PATCH] merged pull request
 https://github.com/JetBrains/kotlin/pull/12 from ntaro with thanks!

---
 libraries/stdlib/src/String.kt | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/libraries/stdlib/src/String.kt b/libraries/stdlib/src/String.kt
index 6f6ac6540f0..9c5b9922e2d 100644
--- a/libraries/stdlib/src/String.kt
+++ b/libraries/stdlib/src/String.kt
@@ -164,4 +164,22 @@ inline fun String.toLowerCase(locale : java.util.Locale) = (this as java.lang.St
 inline fun String.toUpperCase(locale : java.util.Locale) = (this as java.lang.String).toUpperCase(locale).sure()
 
 /** Returns the string if it is not null or the empty string if its null */
-inline fun String?.orEmpty(): String = this ?: ""
\ No newline at end of file
+inline fun String?.orEmpty(): String = this ?: ""
+
+
+// "Extension functions" for CharSequence
+
+inline fun CharSequence.length() = (this as java.lang.CharSequence).length()
+
+inline val CharSequence.size : Int
+get() = length()
+
+inline fun CharSequence.charAt(index : Int) = (this as java.lang.CharSequence).charAt(index)
+
+inline fun CharSequence.get(index : Int) = charAt(index)
+
+inline fun CharSequence.subSequence(start : Int, end : Int) = (this as java.lang.CharSequence).subSequence(start, end)
+
+inline fun CharSequence.get(start : Int, end : Int) = subSequence(start, end)
+
+inline fun CharSequence.toString() = (this as java.lang.CharSequence).toString()
\ No newline at end of file