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/*
* Copyright 2010-2017 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.cli.jvm.plugins
import com.intellij.util.containers.MultiMap
import org.jetbrains.kotlin.cli.common.CLIConfigurationKeys
import org.jetbrains.kotlin.cli.common.ExitCode
import org.jetbrains.kotlin.cli.common.arguments.CommonCompilerArguments
import org.jetbrains.kotlin.cli.common.messages.CompilerMessageSeverity
import org.jetbrains.kotlin.cli.common.messages.MessageCollectorUtil
import org.jetbrains.kotlin.compiler.plugin.*
import org.jetbrains.kotlin.config.CompilerConfiguration
import java.io.File
import java.net.URLClassLoader
object PluginCliParser {
@JvmStatic
fun loadPluginsSafe(pluginClasspaths: Array?, pluginOptions: Array?, configuration: CompilerConfiguration): ExitCode =
loadPluginsSafe(pluginClasspaths?.asIterable(), pluginOptions?.asIterable(), configuration)
@JvmStatic
fun loadPluginsSafe(
pluginClasspaths: Iterable?,
pluginOptions: Iterable?,
configuration: CompilerConfiguration
): ExitCode {
val messageCollector = configuration.getNotNull(CLIConfigurationKeys.MESSAGE_COLLECTOR_KEY)
try {
PluginCliParser.loadPlugins(pluginClasspaths, pluginOptions, configuration)
} catch (e: PluginCliOptionProcessingException) {
val message = e.message + "\n\n" + cliPluginUsageString(e.pluginId, e.options)
messageCollector.report(CompilerMessageSeverity.ERROR, message)
return ExitCode.INTERNAL_ERROR
} catch (e: CliOptionProcessingException) {
messageCollector.report(CompilerMessageSeverity.ERROR, e.message!!)
return ExitCode.INTERNAL_ERROR
} catch (t: Throwable) {
MessageCollectorUtil.reportException(messageCollector, t)
return ExitCode.INTERNAL_ERROR
}
return ExitCode.OK
}
@JvmStatic
fun loadPlugins(pluginClasspaths: Iterable?, pluginOptions: Iterable?, configuration: CompilerConfiguration) {
val classLoader = URLClassLoader(
pluginClasspaths
?.map { File(it).toURI().toURL() }
?.toTypedArray()
?: emptyArray(),
this::class.java.classLoader
)
val componentRegistrars = ServiceLoaderLite.loadImplementations(ComponentRegistrar::class.java, classLoader)
configuration.addAll(ComponentRegistrar.PLUGIN_COMPONENT_REGISTRARS, componentRegistrars)
processPluginOptions(pluginOptions, configuration, classLoader)
}
private fun processPluginOptions(
pluginOptions: Iterable?,
configuration: CompilerConfiguration,
classLoader: URLClassLoader
) {
// TODO issue a warning on using deprecated command line processors when all official plugin migrate to the newer convention
val commandLineProcessors = ServiceLoaderLite.loadImplementations(CommandLineProcessor::class.java, classLoader)
processCompilerPluginsOptions(configuration, pluginOptions, commandLineProcessors)
}
}
fun processCompilerPluginsOptions(
configuration: CompilerConfiguration,
pluginOptions: Iterable?,
commandLineProcessors: List
) {
val optionValuesByPlugin = pluginOptions?.map(::parsePluginOption)?.groupBy {
if (it == null) throw CliOptionProcessingException("Wrong plugin option format: $it, should be ${CommonCompilerArguments.PLUGIN_OPTION_FORMAT}")
it.pluginId
} ?: mapOf()
for (processor in commandLineProcessors) {
val declaredOptions = processor.pluginOptions.associateBy { it.optionName }
val optionsToValues = MultiMap()
for (optionValue in optionValuesByPlugin[processor.pluginId].orEmpty()) {
val option = declaredOptions[optionValue!!.optionName]
?: throw CliOptionProcessingException("Unsupported plugin option: $optionValue")
optionsToValues.putValue(option, optionValue)
}
for (option in processor.pluginOptions) {
val values = optionsToValues[option]
if (option.required && values.isEmpty()) {
throw PluginCliOptionProcessingException(
processor.pluginId,
processor.pluginOptions,
"Required plugin option not present: ${processor.pluginId}:${option.optionName}"
)
}
if (!option.allowMultipleOccurrences && values.size > 1) {
throw PluginCliOptionProcessingException(
processor.pluginId,
processor.pluginOptions,
"Multiple values are not allowed for plugin option ${processor.pluginId}:${option.optionName}"
)
}
for (value in values) {
processor.processOption(option, value.value, configuration)
}
}
}
}