How to use

CodeWriter

in

com.oracle.truffle.dsl.processor

@Override
protected void writeHeader() {
  if (env == null) {
    return;
  }
  writeLn("// CheckStyle: start generated");
}

private void generateOptionDescriptor(OptionsInfo info) {
  Element element = info.type;
  ProcessorContext context = ProcessorContext.getInstance();
  CodeTypeElement unit = generateDescriptors(context, element, info);
  DeclaredType overrideType = (DeclaredType) context.getType(Override.class);
  DeclaredType unusedType = (DeclaredType) context.getType(SuppressWarnings.class);
  unit.accept(new GenerateOverrideVisitor(overrideType), null);
  unit.accept(new FixWarningsVisitor(context.getEnvironment(), unusedType, overrideType), null);
  try {
    unit.accept(new CodeWriter(context.getEnvironment(), element), null);
  } catch (RuntimeException e) {
    if (e.getCause() instanceof FilerException) {
      // ignore spurious errors of source file already created in Eclipse.
      if (e.getCause().getMessage().startsWith("Source file already created")) {
        return;
      }
    }
  }
}

  unit.accept(new GenerateOverrideVisitor(overrideType), null);
  unit.accept(new FixWarningsVisitor(context.getEnvironment(), unusedType, overrideType), null);
  unit.accept(new CodeWriter(context.getEnvironment(), element), null);
} catch (Throwable e) {

  unit.accept(new GenerateOverrideVisitor(overrideType), null);
  unit.accept(new FixWarningsVisitor(context.getEnvironment(), unusedType, overrideType), null);
  unit.accept(new CodeWriter(context.getEnvironment(), element), null);
} catch (Throwable e) {

@Override
protected void writeHeader() {
  if (env == null) {
    return;
  }
  String comment = CompilerFactory.getCompiler(originalElement).getHeaderComment(env, originalElement);
  if (comment != null) {
    writeLn(comment);
  }
  writeLn("// CheckStyle: start generated");
}

unit.accept(new CodeWriter(context.getEnvironment(), element), null);

unit.accept(new CodeWriter(context.getEnvironment(), element), null);