kotlin.text.regex.RegexExtensions.kt Maven / Gradle / Ivy

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Kotlin Common Standard Library

There is a newer version: 2.1.0-RC

/*
 * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
 * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
 */

@file:kotlin.jvm.JvmMultifileClass
@file:kotlin.jvm.JvmName("StringsKt")

package kotlin.text

/**
 * Converts the string into a regular expression [Regex] with the default options.
 */
@kotlin.internal.InlineOnly
public inline fun String.toRegex(): Regex = Regex(this)

/**
 * Converts the string into a regular expression [Regex] with the specified single [option].
 */
@kotlin.internal.InlineOnly
public inline fun String.toRegex(option: RegexOption): Regex = Regex(this, option)

/**
 * Converts the string into a regular expression [Regex] with the specified set of [options].
 */
@kotlin.internal.InlineOnly
public inline fun String.toRegex(options: Set): Regex = Regex(this, options)

/**
 * Returns a named group with the specified [name].
 *
 * @return An instance of [MatchGroup] if the group with the specified [name] was matched or `null` otherwise.
 * @throws IllegalArgumentException if there is no group with the specified [name] defined in the regex pattern.
 * @throws UnsupportedOperationException if this match group collection doesn't support getting match groups by name,
 * for example, when it's not supported by the current platform.
 */
@SinceKotlin("1.9")
public expect operator fun MatchGroupCollection.get(name: String): MatchGroup?