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Add CharSequence.subSequence

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This is done primarily for JVM interoperability, otherwise it's impossible to
inherit from CharSequence there. On JS subSequence at the moment just invokes
substring.

 #KT-5956 Fixed
This commit is contained in:
Alexander Udalov
2014-11-27 16:02:41 +03:00
parent 4d95bcfc7e
commit 8dae1b62dd
14 changed files with 64 additions and 21 deletions
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libraries/stdlib/src/kotlin/text/StringsJVM.kt
+2 -6
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@@ -115,14 +115,10 @@ public fun String.regionMatches(toffset: Int, other: String, ooffset: Int, len:
public fun String.replace(target: CharSequence, replacement: CharSequence): String = (this as java.lang.String).replace(target, replacement)
public fun String.subSequence(beginIndex: Int, endIndex: Int): CharSequence = (this as java.lang.String).subSequence(beginIndex, endIndex)
public fun String.toLowerCase(locale: java.util.Locale): String = (this as java.lang.String).toLowerCase(locale)
public fun String.toUpperCase(locale: java.util.Locale): String = (this as java.lang.String).toUpperCase(locale)
public fun CharSequence.subSequence(start: Int, end: Int): CharSequence? = (this as java.lang.CharSequence).subSequence(start, end)
public val CharSequence.size: Int
get() = this.length
@@ -138,7 +134,7 @@ public fun String.toDouble(): Double = java.lang.Double.parseDouble(this)
public fun String.toCharList(): List<Char> = toCharArray().toList()
public fun CharSequence.get(start: Int, end: Int): CharSequence? = subSequence(start, end)
public fun CharSequence.get(start: Int, end: Int): CharSequence = subSequence(start, end)
public fun String.toByteArray(charset: String): ByteArray = (this as java.lang.String).getBytes(charset)
public fun String.toByteArray(charset: Charset = Charsets.UTF_8): ByteArray = (this as java.lang.String).getBytes(charset)
@@ -156,7 +152,7 @@ public fun String.getBytes(charset: String): ByteArray = (this as java.lang.Stri
* Returns a subsequence specified by given range.
*/
public fun CharSequence.slice(range: IntRange): CharSequence {
return subSequence(range.start, range.end + 1)!! // inclusive
return subSequence(range.start, range.end + 1) // inclusive
}
/**