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// Copyright (c) 2021, Compiler Explorer Authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
import {BypassCache} from '../../types/compilation/compilation.interfaces.js';
import type {PreliminaryCompilerInfo} from '../../types/compiler.interfaces.js';
import {ExecutableExecutionOptions} from '../../types/execution/execution.interfaces.js';
import type {ParseFiltersAndOutputOptions} from '../../types/features/filters.interfaces.js';
import {KotlinParser} from './argument-parsers.js';
import {JavaCompiler} from './java.js';
export class KotlinCompiler extends JavaCompiler {
static override get key() {
return 'kotlin';
}
javaHome: string;
constructor(compilerInfo: PreliminaryCompilerInfo, env) {
super(compilerInfo, env);
this.javaHome = this.compilerProps<string>(`compiler.${this.compiler.id}.java_home`);
}
override getDefaultExecOptions() {
const execOptions = super.getDefaultExecOptions();
if (this.javaHome) {
execOptions.env.JAVA_HOME = this.javaHome;
}
return execOptions;
}
override async getMainClassName() {
return 'ExampleKt';
}
override filterUserOptions(userOptions: string[]) {
// filter options without extra arguments
userOptions = (userOptions || []).filter(
option => option !== '-script' && option !== '-progressive' && !option.startsWith('-Xjavac'),
);
const oneArgForbiddenList = new Set([
// -jdk-home path
// Include a custom JDK from the specified location
// into the classpath instead of the default JAVA_HOME
'-jdk-home',
// -kotlin-home path
// Path to the home directory of Kotlin compiler used for
// discovery of runtime libraries
'-kotlin-home',
]);
// filter options with one argument
return super.filterUserOptionsWithArg(userOptions, oneArgForbiddenList);
}
override optionsForFilter(filters: ParseFiltersAndOutputOptions) {
// Forcibly enable javap
filters.binary = true;
return ['-Xjavac-arguments="-Xlint:all"'];
}
/**
* Handle Kotlin execution.
*
* Kotlin execution differs in the way that Kotlin requires its standard
* standard library because that's where the runtime libraries such as
* kotlin.jvm.internal.Intrinsics is.
*
* Therefore, we append the -include-runtime and -d flags to specify where
* to output the jarfile which we will run using `java -jar`
*
* TODO(supergrecko): Find a better fix than this bandaid for execution
*/
override async handleInterpreting(key, executeParameters: ExecutableExecutionOptions) {
const alteredKey = {
...key,
options: ['-include-runtime', '-d', 'example.jar'],
};
const compileResult = await this.getOrBuildExecutable(alteredKey, BypassCache.None);
executeParameters.args = [
'-Xss136K', // Reduce thread stack size
'-XX:CICompilerCount=2', // Reduce JIT compilation threads. 2 is minimum
'-XX:-UseDynamicNumberOfCompilerThreads',
'-XX:-UseDynamicNumberOfGCThreads',
'-XX:+UseSerialGC', // Disable parallell/concurrent garbage collector
'-cp',
compileResult.dirPath,
'-jar',
'example.jar',
// -jar <jar> has to be the last java parameter, otherwise it will use
// our java parameters as program parameters
...executeParameters.args,
];
const result = await this.runExecutable(this.javaRuntime, executeParameters, compileResult.dirPath);
return {
...result,
didExecute: true,
buildResult: compileResult,
};
}
override getArgumentParser() {
return KotlinParser;
}
}
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