public static IStrategoTerm assimilate(
String strategy, Path ctree, IStrategoTerm in, HybridInterpreter interp) throws IOException {
try {
interp.load(ctree.getAbsolutePath());
interp.setCurrent(in);
if (interp.invoke(strategy)) {
IStrategoTerm term = interp.current();
// XXX performance improvement?
// interp.reset();
// IToken left = ImploderAttachment.getLeftToken(in);
// IToken right = ImploderAttachment.getRightToken(in);
// String sort = ImploderAttachment.getSort(in);
//
// try {
// term = ATermCommands.makeMutable(term);
// ImploderAttachment.putImploderAttachment(term, false, sort, left, right);
// } catch (Exception e) {
// log.log("origin annotation failed");
// }
return term;
} else throw new RuntimeException("hybrid interpreter failed");
} catch (InterpreterException e) {
throw new StrategoException(
"desugaring failed: " + (e.getCause() == null ? e : e.getCause()).getMessage(), e);
} catch (Exception e) {
throw new StrategoException("desugaring failed", e);
}
}
public static @Nullable IStrategoTerm invoke(
HybridInterpreter interpreter, IStrategoTerm input, String function) throws SpoofaxException {
try {
interpreter.setCurrent(input);
final boolean success = interpreter.invoke(function);
if (!success) {
return null;
}
return interpreter.current();
} catch (InterpreterException e) {
throw new SpoofaxException("Invoking Stratego function failed", e);
}
}