nikita.movshin
65244b4bea
Change the copyright from "JetBrains s.r.o." to "JetBrains s.r.o. and Kotlin Project contributors" Update only 2 lines copyright.
44 lines
1.5 KiB
Kotlin
44 lines
1.5 KiB
Kotlin
/*
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* Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
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* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
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*/
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package org.jetbrains.kotlin.kapt.cli
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import org.jetbrains.kotlin.kapt.cli.CliToolOption.Format.*
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internal fun printHelp() {
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class OptionToRender(nameArgs: String, val description: String) {
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val nameArgs = nameArgs.trim()
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fun render(width: Int) = " " + nameArgs + " ".repeat(width - nameArgs.length) + description
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}
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val options = KaptCliOption.values()
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.filter { it.cliToolOption != null }
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.map { OptionToRender(it.nameArgs(), it.description) }
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val optionNameColumnWidth = options.asSequence().map { it.nameArgs.length }.max()!! + 2
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val renderedOptions = options.joinToString("\n|") { it.render(optionNameColumnWidth) }
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val message = """
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|kapt: Run annotation processing over the specified Kotlin source files.
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|Usage: kapt <options> <source files>
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|Options related to annotation processing:
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|$renderedOptions
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|You can also pass all valid Kotlin compiler options.
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|Run 'kotlinc -help' to show them.
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""".trimMargin()
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println(message)
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}
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private fun KaptCliOption.nameArgs(): String {
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val cliToolOption = this.cliToolOption!!
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return when (cliToolOption.format) {
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FLAG -> cliToolOption.name + "=<true|false>"
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VALUE -> cliToolOption.name + "=" + valueDescription
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KEY_VALUE -> cliToolOption.name + valueDescription
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}
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} |