Files
kotlin-fork/libraries/stdlib/js/irRuntime/charSequence.kt
T
2018-09-21 18:16:03 +03:00

39 lines
963 B
Kotlin

/*
* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
* that can be found in the license/LICENSE.txt file.
*/
package kotlin.js
internal annotation class DoNotIntrinsify
@PublishedApi
@DoNotIntrinsify
internal fun charSequenceGet(a: CharSequence, index: Int): Char {
return if (a is String) {
Char(a.asDynamic().charCodeAt(index).unsafeCast<Int>())
} else {
a[index]
}
}
@PublishedApi
@DoNotIntrinsify
internal fun charSequenceLength(a: CharSequence): Int {
return if (a is String) {
a.asDynamic().length.unsafeCast<Int>()
} else {
a.length
}
}
@PublishedApi
@DoNotIntrinsify
internal fun charSequenceSubSequence(a: CharSequence, startIndex: Int, endIndex: Int): CharSequence {
return if (a is String) {
a.asDynamic().substring(startIndex, endIndex).unsafeCast<String>()
} else {
a.subSequence(startIndex, endIndex)
}
}