Examples with MetaborgException org.metaborg.core.MetaborgException used on opensource projects

Example 31 with MetaborgException

use of org.metaborg.core.MetaborgException in project spoofax by metaborg.

the class StrategoRuntimeService method loadJars.

private void loadJars(HybridInterpreter runtime, Iterable<FileObject> jars) throws MetaborgException {
    try {
        final URL[] classpath = new URL[Iterables.size(jars)];
        int i = 0;
        for (FileObject jar : jars) {
            final File localJar = resourceService.localFile(jar);
            classpath[i] = localJar.toURI().toURL();
            ++i;
        }
        logger.trace("Loading jar files {}", (Object) classpath);
        final ClassLoader classLoader = new StrategoRuntimeClassLoader(additionalClassLoaders);
        runtime.loadJars(classLoader, classpath);
    } catch (IncompatibleJarException | IOException | MetaborgRuntimeException e) {
        throw new MetaborgException("Failed to load JAR", e);
    }
}

Example 32 with MetaborgException

use of org.metaborg.core.MetaborgException in project spoofax by metaborg.

the class StrategoRuntimeService method loadCtrees.

private static void loadCtrees(HybridInterpreter runtime, Iterable<FileObject> ctrees) throws MetaborgException {
    try {
        for (FileObject file : ctrees) {
            logger.trace("Loading ctree {}", file.getName());
            runtime.load(new BufferedInputStream(file.getContent().getInputStream()));
        }
    } catch (IOException | InterpreterException e) {
        throw new MetaborgException("Failed to load ctree", e);
    }
}

Example 33 with MetaborgException

use of org.metaborg.core.MetaborgException in project spoofax by metaborg.

the class LanguageSourceFilesPrimitive method call.

@Override
protected IStrategoTerm call(IStrategoTerm current, Strategy[] svars, IStrategoTerm[] tvars, ITermFactory factory, IContext context) throws MetaborgException {
    if (!Tools.isTermString(tvars[0])) {
        return null;
    }
    final IProject project = projectService.get(context.location());
    if (project == null) {
        return factory.makeList();
    }
    // GTODO: require language identifier instead of language name
    final String languageName = Tools.asJavaString(tvars[0]);
    final ILanguage language = languageService.getLanguage(languageName);
    if (language == null) {
        final String message = String.format("Getting include files for %s failed, language could not be found", languageName);
        throw new MetaborgException(message);
    }
    final ILanguageImpl impl = language.activeImpl();
    if (impl == null) {
        final String message = String.format("Getting include files for %s failed, no active language implementation could be found", languageName);
        throw new MetaborgException(message);
    }
    final Iterable<IdentifiedResource> sourceFiles = languagePathService.sourceFiles(project, impl);
    final List<IStrategoTerm> terms = Lists.newArrayList();
    for (IdentifiedResource sourceFile : sourceFiles) {
        terms.add(factory.makeString(sourceFile.resource.getName().getURI()));
    }
    return factory.makeList(terms);
}

Example 34 with MetaborgException

use of org.metaborg.core.MetaborgException in project spoofax by metaborg.

the class OutlineService method outline.

@Override
public IOutline outline(ISpoofaxAnalyzeUnit result) throws MetaborgException {
    if (!result.valid() || !result.hasAst()) {
        return null;
    }
    final FileObject source = result.source();
    final IContext context = result.context();
    final ILanguageImpl language = context.language();
    final FacetContribution<OutlineFacet> facetContrib = facet(language);
    final OutlineFacet facet = facetContrib.facet;
    final ILanguageComponent contributor = facetContrib.contributor;
    final String strategy = facet.strategyName;
    try {
        final HybridInterpreter interpreter = strategoRuntimeService.runtime(contributor, context, true);
        final IStrategoTerm input = common.builderInputTerm(result.ast(), source, context.location());
        final IStrategoTerm outlineTerm = common.invoke(interpreter, input, strategy);
        if (outlineTerm == null) {
            return null;
        }
        final IOutline outline = toOutline(outlineTerm, facet.expandTo, contributor.location());
        return outline;
    } catch (MetaborgException e) {
        throw new MetaborgException("Creating outline failed", e);
    }
}

Example 35 with MetaborgException

use of org.metaborg.core.MetaborgException in project spoofax by metaborg.

the class OutlineService method outline.

@Override
public IOutline outline(ISpoofaxParseUnit result) throws MetaborgException {
    if (!result.valid()) {
        return null;
    }
    final FileObject source = result.source();
    final IProject project = projectService.get(source);
    final ILanguageImpl langImpl = result.input().langImpl();
    @Nullable IContext context;
    if (project == null) {
        context = null;
    } else {
        try {
            context = contextService.get(source, project, langImpl);
        } catch (ContextException | MetaborgRuntimeException e) {
            // Failed to get a context, ignore and use the source file to get a stratego runtime later.
            context = null;
        }
    }
    final FacetContribution<OutlineFacet> facetContrib = facet(langImpl);
    final OutlineFacet facet = facetContrib.facet;
    final ILanguageComponent contributor = facetContrib.contributor;
    final String strategy = facet.strategyName;
    try {
        final HybridInterpreter interpreter;
        if (context == null) {
            interpreter = strategoRuntimeService.runtime(contributor, source, true);
        } else {
            interpreter = strategoRuntimeService.runtime(contributor, context, true);
        }
        final IStrategoTerm input = common.builderInputTerm(result.ast(), source, source);
        final IStrategoTerm outlineTerm = common.invoke(interpreter, input, strategy);
        if (outlineTerm == null) {
            return null;
        }
        final IOutline outline = toOutline(outlineTerm, facet.expandTo, contributor.location());
        return outline;
    } catch (MetaborgException e) {
        throw new MetaborgException("Creating outline failed", e);
    }
}