kotlin.TextH.kt Maven / Gradle / Ivy
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/*
* 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.text
expect interface Appendable {
fun append(c: Char): Appendable
fun append(csq: CharSequence?): Appendable
fun append(csq: CharSequence?, start: Int, end: Int): Appendable
}
expect class StringBuilder : Appendable, CharSequence {
constructor()
constructor(capacity: Int)
constructor(content: CharSequence)
override val length: Int
override operator fun get(index: Int): Char
override fun subSequence(startIndex: Int, endIndex: Int): CharSequence
fun reverse(): StringBuilder
override fun append(c: Char): StringBuilder
override fun append(csq: CharSequence?): StringBuilder
override fun append(csq: CharSequence?, start: Int, end: Int): StringBuilder
fun append(obj: Any?): StringBuilder
}
expect class Regex {
constructor(pattern: String)
constructor(pattern: String, option: RegexOption)
constructor(pattern: String, options: Set)
val pattern: String
val options: Set
fun matchEntire(input: CharSequence): MatchResult?
infix fun matches(input: CharSequence): Boolean
fun containsMatchIn(input: CharSequence): Boolean
fun replace(input: CharSequence, replacement: String): String
fun replace(input: CharSequence, transform: (MatchResult) -> CharSequence): String
fun replaceFirst(input: CharSequence, replacement: String): String
/**
* Returns the first match of a regular expression in the [input], beginning at the specified [startIndex].
*
* @param startIndex An index to start search with, by default 0. Must be not less than zero and not greater than `input.length()`
* @return An instance of [MatchResult] if match was found or `null` otherwise.
*/
fun find(input: CharSequence, startIndex: Int = 0): MatchResult?
/**
* Returns a sequence of all occurrences of a regular expression within the [input] string, beginning at the specified [startIndex].
*/
fun findAll(input: CharSequence, startIndex: Int = 0): Sequence
/**
* Splits the [input] CharSequence around matches of this regular expression.
*
* @param limit Non-negative value specifying the maximum number of substrings the string can be split to.
* Zero by default means no limit is set.
*/
fun split(input: CharSequence, limit: Int = 0): List
companion object {
fun fromLiteral(literal: String): Regex
fun escape(literal: String): String
fun escapeReplacement(literal: String): String
}
}
expect class MatchGroup {
val value: String
}
expect enum class RegexOption {
IGNORE_CASE,
MULTILINE
}
// From char.kt
expect fun Char.isWhitespace(): Boolean
expect fun Char.toLowerCase(): Char
expect fun Char.toUpperCase(): Char
expect fun Char.isHighSurrogate(): Boolean
expect fun Char.isLowSurrogate(): Boolean
// From string.kt
/**
* Converts the characters in the specified array to a string.
*/
@SinceKotlin("1.2")
public expect fun String(chars: CharArray): String
/**
* Converts the characters from a portion of the specified array to a string.
*/
@SinceKotlin("1.2")
public expect fun String(chars: CharArray, offset: Int, length: Int): String
internal expect fun String.nativeIndexOf(str: String, fromIndex: Int): Int
internal expect fun String.nativeLastIndexOf(str: String, fromIndex: Int): Int
public expect fun String.substring(startIndex: Int): String
public expect fun String.substring(startIndex: Int, endIndex: Int): String
/**
* Returns a copy of this string converted to upper case using the rules of the default locale.
*
* @sample samples.text.Strings.toUpperCase
*/
public expect fun String.toUpperCase(): String
/**
* Returns a copy of this string converted to lower case using the rules of the default locale.
*
* @sample samples.text.Strings.toLowerCase
*/
public expect fun String.toLowerCase(): String
public expect fun String.capitalize(): String
public expect fun String.decapitalize(): String
public expect fun CharSequence.repeat(n: Int): String
/**
* Returns a new string with all occurrences of [oldChar] replaced with [newChar].
*/
expect fun String.replace(oldChar: Char, newChar: Char, ignoreCase: Boolean = false): String
/**
* Returns a new string obtained by replacing all occurrences of the [oldValue] substring in this string
* with the specified [newValue] string.
*/
expect fun String.replace(oldValue: String, newValue: String, ignoreCase: Boolean = false): String
/**
* Returns a new string with the first occurrence of [oldChar] replaced with [newChar].
*/
expect fun String.replaceFirst(oldChar: Char, newChar: Char, ignoreCase: Boolean = false): String
/**
* Returns a new string obtained by replacing the first occurrence of the [oldValue] substring in this string
* with the specified [newValue] string.
*/
expect fun String.replaceFirst(oldValue: String, newValue: String, ignoreCase: Boolean = false): String
/**
* Returns `true` if this string is equal to [other], optionally ignoring character case.
*
* @param ignoreCase `true` to ignore character case when comparing strings. By default `false`.
*/
expect fun String?.equals(other: String?, ignoreCase: Boolean = false): Boolean
/**
* Compares two strings lexicographically, optionally ignoring case differences.
*/
@SinceKotlin("1.2")
expect fun String.compareTo(other: String, ignoreCase: Boolean = false): Int
// From stringsCode.kt
internal inline expect fun String.nativeIndexOf(ch: Char, fromIndex: Int): Int
internal inline expect fun String.nativeLastIndexOf(ch: Char, fromIndex: Int): Int
expect fun CharSequence.isBlank(): Boolean
/**
* Returns `true` if the specified range in this char sequence is equal to the specified range in another char sequence.
* @param thisOffset the start offset in this char sequence of the substring to compare.
* @param other the string against a substring of which the comparison is performed.
* @param otherOffset the start offset in the other char sequence of the substring to compare.
* @param length the length of the substring to compare.
*/
expect fun CharSequence.regionMatches(
thisOffset: Int,
other: CharSequence,
otherOffset: Int,
length: Int,
ignoreCase: Boolean = false
): Boolean
/**
* A Comparator that orders strings ignoring character case.
*
* Note that this Comparator does not take locale into account,
* and will result in an unsatisfactory ordering for certain locales.
*/
@SinceKotlin("1.2")
public expect val String.Companion.CASE_INSENSITIVE_ORDER: Comparator
/**
* Returns `true` if the contents of this string is equal to the word "true", ignoring case, and `false` otherwise.
*/
expect fun String.toBoolean(): Boolean
/**
* Parses the string as a signed [Byte] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toByte(): Byte
/**
* Parses the string as a signed [Byte] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toByte(radix: Int): Byte
/**
* Parses the string as a [Short] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toShort(): Short
/**
* Parses the string as a [Short] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toShort(radix: Int): Short
/**
* Parses the string as an [Int] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toInt(): Int
/**
* Parses the string as an [Int] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toInt(radix: Int): Int
/**
* Parses the string as a [Long] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toLong(): Long
/**
* Parses the string as a [Long] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toLong(radix: Int): Long
/**
* Parses the string as a [Double] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toDouble(): Double
/**
* Parses the string as a [Float] number and returns the result.
* @throws NumberFormatException if the string is not a valid representation of a number.
*/
expect fun String.toFloat(): Float
/**
* Parses the string as a [Double] number and returns the result
* or `null` if the string is not a valid representation of a number.
*/
expect fun String.toDoubleOrNull(): Double?
/**
* Parses the string as a [Float] number and returns the result
* or `null` if the string is not a valid representation of a number.
*/
expect fun String.toFloatOrNull(): Float?
/**
* Returns a string representation of this [Byte] value in the specified [radix].
*
* @throws IllegalArgumentException when [radix] is not a valid radix for number to string conversion.
*/
@SinceKotlin("1.2")
expect fun Byte.toString(radix: Int): String
/**
* Returns a string representation of this [Short] value in the specified [radix].
*
* @throws IllegalArgumentException when [radix] is not a valid radix for number to string conversion.
*/
@SinceKotlin("1.2")
expect fun Short.toString(radix: Int): String
/**
* Returns a string representation of this [Int] value in the specified [radix].
*
* @throws IllegalArgumentException when [radix] is not a valid radix for number to string conversion.
*/
@SinceKotlin("1.2")
expect fun Int.toString(radix: Int): String
/**
* Returns a string representation of this [Long] value in the specified [radix].
*
* @throws IllegalArgumentException when [radix] is not a valid radix for number to string conversion.
*/
@SinceKotlin("1.2")
expect fun Long.toString(radix: Int): String
@PublishedApi
internal expect fun checkRadix(radix: Int): Int
internal expect fun digitOf(char: Char, radix: Int): Int