Alexander Udalov
69 lines
2.2 KiB
Kotlin
69 lines
2.2 KiB
Kotlin
/*
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* Copyright 2010-2014 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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package org.jetbrains.jet.test.util
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import com.intellij.testFramework.fixtures.CodeInsightTestFixture
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import com.intellij.openapi.util.io.FileUtil
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import java.io.File
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public fun String.trimTrailingWhitespacesAndAddNewlineAtEOF(): String =
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this.split('\n').map { it.trimTrailing() }.joinToString(separator = "\n").let {
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result -> if (result.endsWith("\n")) result else result + "\n"
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}
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public fun CodeInsightTestFixture.configureWithExtraFile(path: String, extraNamePart: String = ".Data") {
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val noExtensionPath = FileUtil.getNameWithoutExtension(path)
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val extraPath = array("kt", "java").stream()
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.map { ext -> "$noExtensionPath$extraNamePart.$ext" }
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.firstOrNull { extraPath -> File(extraPath).exists() }
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if (extraPath != null) {
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configureByFiles(path, extraPath)
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}
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else {
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configureByFile(path)
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}
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}
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public fun String.trimIndent(): String {
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val lines = split('\n')
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val firstNonEmpty = lines.firstOrNull { !it.trim().isEmpty() }
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if (firstNonEmpty == null) {
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return this
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}
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val trimmedPrefix = firstNonEmpty.takeWhile { ch -> ch.isWhitespace() }
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if (trimmedPrefix.isEmpty()) {
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return this
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}
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return lines.map { line ->
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if (line.trim().isEmpty()) {
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""
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}
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else {
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if (!line.startsWith(trimmedPrefix)) {
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throw IllegalArgumentException(
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"""Invalid line "$line", ${trimmedPrefix.size} whitespace character are expected""")
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}
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line.substring(trimmedPrefix.length)
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}
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}.joinToString(separator = "\n")
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}
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