Ilya Gorbunov
36 lines
1.4 KiB
Kotlin
36 lines
1.4 KiB
Kotlin
/*
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* Copyright 2010-2017 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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@file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
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@file:JvmName("RegexExtensionsJDK8Kt")
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@file:kotlin.jvm.JvmPackageName("kotlin.text.jdk8")
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package kotlin.text
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/**
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* Returns a named group with the specified [name].
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*
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* @return An instance of [MatchGroup] if the group with the specified [name] was matched or `null` otherwise.
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* @throws IllegalArgumentException if there is no group with the specified [name] defined in the regex pattern.
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* @throws UnsupportedOperationException if getting named groups isn't supported on the current platform.
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*/
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@SinceKotlin("1.2")
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public operator fun MatchGroupCollection.get(name: String): MatchGroup? {
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val namedGroups = this as? MatchNamedGroupCollection
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?: throw UnsupportedOperationException("Retrieving groups by name is not supported on this platform.")
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return namedGroups[name]
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}
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