/** Executes the compiler on the parsed arguments */
@NotNull
public ExitCode exec(final PrintStream errStream, A arguments) {
if (arguments.isHelp()) {
usage(errStream);
return OK;
}
System.setProperty("java.awt.headless", "true");
final MessageRenderer messageRenderer = getMessageRenderer(arguments);
errStream.print(messageRenderer.renderPreamble());
printVersionIfNeeded(errStream, arguments, messageRenderer);
PrintingMessageCollector messageCollector =
new PrintingMessageCollector(errStream, messageRenderer, arguments.isVerbose());
Disposable rootDisposable = CompileEnvironmentUtil.createMockDisposable();
try {
return doExecute(arguments, messageCollector, rootDisposable);
} finally {
messageCollector.printToErrStream();
errStream.print(messageRenderer.renderConclusion());
Disposer.dispose(rootDisposable);
}
}
protected void printVersionIfNeeded(
@NotNull PrintStream errStream,
@NotNull A arguments,
@NotNull MessageRenderer messageRenderer) {
if (arguments.isVersion()) {
String versionMessage =
messageRenderer.render(
CompilerMessageSeverity.INFO,
"Kotlin Compiler version " + CompilerVersion.VERSION,
CompilerMessageLocation.NO_LOCATION);
errStream.println(versionMessage);
}
}