Examples with InterpreterException org.spoofax.interpreter.core.InterpreterException used on opensource projects

Example 6 with InterpreterException

use of org.spoofax.interpreter.core.InterpreterException in project spoofax by metaborg.

the class LegacyParseFilePrimitive method call.

@Override
public boolean call(IContext env, Strategy[] strategies, IStrategoTerm[] terms) throws InterpreterException {
    if (!Tools.isTermString(terms[0]))
        return false;
    if (!Tools.isTermString(terms[3]))
        return false;
    try {
        final String pathOrInput = Tools.asJavaString(terms[0]);
        final String pathOrInput2 = Tools.asJavaString(terms[3]);
        FileObject resource;
        String text;
        try {
            resource = resourceService.resolve(pathOrInput);
            if (!resource.exists() || resource.getType() != FileType.FILE) {
                resource = resourceService.resolve(pathOrInput2);
                text = pathOrInput;
            } else {
                text = sourceTextService.text(resource);
            }
        } catch (MetaborgRuntimeException | IOException e) {
            resource = resourceService.resolve(pathOrInput2);
            text = pathOrInput;
        }
        if (resource.getType() != FileType.FILE) {
            return false;
        }
        final IdentifiedResource identifiedResource = languageIdentifierService.identifyToResource(resource);
        if (identifiedResource == null) {
            return false;
        }
        final ISpoofaxInputUnit input = unitService.inputUnit(resource, text, identifiedResource.language, identifiedResource.dialect);
        final ISpoofaxParseUnit result = syntaxService.parse(input);
        if (result.valid() && result.success()) {
            env.setCurrent(result.ast());
        } else {
            return false;
        }
    } catch (ParseException | IOException e) {
        throw new InterpreterException("Parsing failed unexpectedly", e);
    }
    return true;
}

Example 7 with InterpreterException

use of org.spoofax.interpreter.core.InterpreterException in project nabl by metaborg.

the class ScopeGraphContextPrimitive method call.

@Override
public final boolean call(IContext env, Strategy[] svars, IStrategoTerm[] tvars) throws InterpreterException {
    final Object contextObj = env.contextObject();
    if (contextObj == null) {
        logger.warn("Context is null.");
        return false;
    }
    if (!(contextObj instanceof IScopeGraphContext)) {
        throw new InterpreterException("Context does not implement IScopeGraphContext");
    }
    final IScopeGraphContext<?> context = (IScopeGraphContext<?>) env.contextObject();
    List<IStrategoTerm> termArgs = Arrays.asList(tvars);
    Optional<? extends IStrategoTerm> result;
    try (IClosableLock lock = context.guard()) {
        result = call(context, env.current(), termArgs, env.getFactory());
    }
    return result.map(t -> {
        env.setCurrent(t);
        return true;
    }).orElse(false);
}

Example 8 with InterpreterException

use of org.spoofax.interpreter.core.InterpreterException in project nabl by metaborg.

the class SG_get_resource_analysis method call.

@Override
public Optional<? extends IStrategoTerm> call(IScopeGraphContext<?> context, IStrategoTerm sterm, List<IStrategoTerm> sterms, ITermFactory factory) throws InterpreterException {
    if (!Tools.isTermString(sterm)) {
        throw new InterpreterException("Expect a resource path.");
    }
    String resource = Tools.asJavaString(sterm);
    final IScopeGraphUnit unit = context.unit(resource);
    return Optional.of(new StrategoBlob(unit));
}