Examples with ILanguageComponent org.metaborg.core.language.ILanguageComponent used on opensource projects

Example 11 with ILanguageComponent

use of org.metaborg.core.language.ILanguageComponent in project spoofax by metaborg.

the class HoverService method hover.

@Override
public Hover hover(int offset, 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<HoverFacet> facetContrib = facet(langImpl);
    final HoverFacet facet = facetContrib.facet;
    final ILanguageComponent contributor = facetContrib.contributor;
    final String strategy = facet.strategyName;
    try {
        final ITermFactory termFactory = termFactoryService.get(contributor, project, true);
        final HybridInterpreter interpreter;
        if (context == null) {
            interpreter = strategoRuntimeService.runtime(contributor, source, true);
        } else {
            interpreter = strategoRuntimeService.runtime(contributor, context, true);
        }
        final Iterable<IStrategoTerm> inRegion = tracingService.fragments(result, new SourceRegion(offset));
        final TermWithRegion tuple = common.outputs(termFactory, interpreter, context.location(), source, result.ast(), inRegion, strategy);
        return hover(tuple);
    } catch (MetaborgException e) {
        throw new MetaborgException("Getting hover tooltip information failed unexpectedly", e);
    }
}

Example 12 with ILanguageComponent

use of org.metaborg.core.language.ILanguageComponent in project spoofax by metaborg.

the class SpoofaxLanguageTest method discoverLanguage.

/**
 * The 'res:' filesystem redirects to resources inside the tests' JAR file or class file location, which are copied
 * to the class file location from src/test/resources by Maven. The binary files of the Entity language are located
 * in the resources to test language discovery.
 */
@Test
public void discoverLanguage() throws Exception {
    final FileObject location = resourceService.resolve("res:");
    final Iterable<ILanguageComponent> languages = languageDiscoveryService.discover(languageDiscoveryService.request(location));
    assertEquals(1, Iterables.size(languages));
    final ILanguageComponent component = Iterables.get(languages, 0);
    final ILanguageImpl impl = Iterables.get(component.contributesTo(), 0);
    final ILanguage language = impl.belongsTo();
    assertEquals("Entity", language.name());
    assertEquals(resourceService.resolve("res:Entity"), component.location());
    final IdentificationFacet identificationFacet = impl.facet(IdentificationFacet.class);
    assertTrue(identificationFacet.identify(resourceService.resolve("ram:///Entity/test.ent")));
    final SyntaxFacet syntaxFacet = impl.facet(SyntaxFacet.class);
    assertEquals(resourceService.resolve("res:Entity/target/metaborg/sdf.tbl"), syntaxFacet.parseTable);
    assertIterableEquals(syntaxFacet.startSymbols, "Start");
    final StrategoRuntimeFacet strategoFacet = impl.facet(StrategoRuntimeFacet.class);
    assertIterableEquals(strategoFacet.ctreeFiles, resourceService.resolve("res:Entity/target/metaborg/stratego.ctree"));
    assertIterableEquals(strategoFacet.jarFiles, resourceService.resolve("res:Entity/target/metaborg/stratego-javastrat.jar"));
    final AnalysisFacet analysisFacet = impl.facet(AnalysisFacet.class);
    assertEquals("editor-analyze", analysisFacet.strategyName);
}

Example 13 with ILanguageComponent

use of org.metaborg.core.language.ILanguageComponent in project spoofax by metaborg.

the class GenerateSourcesBuilder method build.

@Override
public None build(GenerateSourcesBuilder.Input input) throws IOException {
    final File srcGenSigDir = toFile(paths.syntaxSrcGenSignatureDir());
    final File srcGenSyntaxDir = toFile(paths.syntaxSrcGenDir());
    final File srcGenSyntaxCompletionDir = toFile(paths.syntaxCompletionSrcGenDir());
    final File srcGenPpDir = toFile(paths.syntaxSrcGenPpDir());
    final File targetMetaborgDir = toFile(paths.targetMetaborgDir());
    // SDF
    @Nullable final Origin parenthesizeOrigin;
    @Nullable final Origin javaParenthesizeOrigin;
    @Nullable final Origin sigOrigin;
    if (input.sdfModule != null && input.sdfEnabled) {
        final String sdfModule = input.sdfModule;
        final File sdfFile = input.sdfFile;
        // new parse table generator
        if (input.sdf2tableVersion == Sdf2tableVersion.java || input.sdf2tableVersion == Sdf2tableVersion.dynamic || input.sdf2tableVersion == Sdf2tableVersion.incremental) {
            // Get JSGLR parse table from the normalized SDF aterm
            final boolean dynamicGeneration = (input.sdf2tableVersion == Sdf2tableVersion.dynamic || input.sdf2tableVersion == Sdf2tableVersion.incremental);
            final boolean dataDependent = input.dataDependent;
            final File srcNormDir = toFile(paths.syntaxNormDir());
            final File tableFile = FileUtils.getFile(targetMetaborgDir, "sdf.tbl");
            final File contextualGrammarFile = FileUtils.getFile(targetMetaborgDir, "ctxgrammar.aterm");
            final File persistedTableFile = FileUtils.getFile(targetMetaborgDir, "table.bin");
            final File sdfNormFile = FileUtils.getFile(srcNormDir, "permissive-norm.aterm");
            final List<String> paths = Lists.newLinkedList();
            paths.add(srcGenSyntaxDir.getAbsolutePath());
            for (LanguageIdentifier langId : input.sourceDeps) {
                ILanguageImpl lang = context.languageService().getImpl(langId);
                for (final ILanguageComponent component : lang.components()) {
                    ILanguageComponentConfig config = component.config();
                    Collection<IExportConfig> exports = config.exports();
                    for (IExportConfig exportConfig : exports) {
                        exportConfig.accept(new IExportVisitor() {

                            @Override
                            public void visit(LangDirExport export) {
                                if (export.language.equals(SpoofaxConstants.LANG_ATERM_NAME)) {
                                    try {
                                        paths.add(toFileReplicate(component.location().resolveFile(export.directory)).getAbsolutePath());
                                    } catch (FileSystemException e) {
                                        System.out.println("Failed to locate path");
                                        e.printStackTrace();
                                    }
                                }
                            }

                            @Override
                            public void visit(LangFileExport export) {
                            // Ignore file exports
                            }

                            @Override
                            public void visit(ResourceExport export) {
                            // Ignore resource exports
                            }
                        });
                    }
                }
            }
            final Origin sdf2TableJavaOrigin = Sdf2Table.origin(new Sdf2Table.Input(context, sdfNormFile, tableFile, persistedTableFile, contextualGrammarFile, paths, dynamicGeneration, dataDependent));
            requireBuild(sdf2TableJavaOrigin);
            // New parenthesizer
            final File parenthesizerFile = FileUtils.getFile(srcGenPpDir, sdfModule + "-parenthesize.str");
            javaParenthesizeOrigin = Sdf2Parenthesize.origin(new Sdf2Parenthesize.Input(context, persistedTableFile, parenthesizerFile, sdfModule));
            parenthesizeOrigin = null;
            sigOrigin = null;
        } else {
            // Get the SDF def file, either from existing external def, or by running pack SDF on the grammar
            // specification.
            @Nullable final File packSdfFile;
            @Nullable final Origin packSdfOrigin;
            if (input.sdfExternalDef != null) {
                packSdfFile = input.sdfExternalDef;
                packSdfOrigin = null;
            } else if (sdfFile != null) {
                require(sdfFile, FileExistsStamper.instance);
                if (!sdfFile.exists()) {
                    throw new IOException("Main SDF file at " + sdfFile + " does not exist");
                }
                packSdfFile = FileUtils.getFile(srcGenSyntaxDir, sdfModule + ".def");
                packSdfOrigin = PackSdf.origin(new PackSdf.Input(context, sdfModule, sdfFile, packSdfFile, input.packSdfIncludePaths, input.packSdfArgs, null));
            } else {
                packSdfFile = null;
                packSdfOrigin = null;
            }
            if (packSdfFile != null) {
                // file.
                if (input.sdfExternalDef != null || input.sdfVersion == SdfVersion.sdf2) {
                    final File rtgFile = FileUtils.getFile(srcGenSigDir, sdfModule + ".rtg");
                    final Origin rtgOrigin = Sdf2Rtg.origin(new Sdf2Rtg.Input(context, packSdfFile, rtgFile, sdfModule, packSdfOrigin));
                    final File sigFile = FileUtils.getFile(srcGenSigDir, sdfModule + ".str");
                    final String sigModule = "signatures/" + sdfModule;
                    sigOrigin = Rtg2Sig.origin(new Rtg2Sig.Input(context, rtgFile, sigFile, sigModule, rtgOrigin));
                } else {
                    sigOrigin = null;
                }
                // Get Stratego parenthesizer file, from the SDF def file.
                final File parenthesizeFile = FileUtils.getFile(srcGenPpDir, sdfModule + "-parenthesize.str");
                final String parenthesizeModule = "pp/" + sdfModule + "-parenthesize";
                parenthesizeOrigin = Sdf2ParenthesizeLegacy.origin(new Sdf2ParenthesizeLegacy.Input(context, packSdfFile, parenthesizeFile, sdfModule, parenthesizeModule, packSdfOrigin));
                // Get SDF permissive def file, from the SDF def file.
                final File permissiveDefFile = FileUtils.getFile(srcGenSyntaxDir, sdfModule + "-permissive.def");
                final Origin permissiveDefOrigin = MakePermissive.origin(new MakePermissive.Input(context, packSdfFile, permissiveDefFile, sdfModule, packSdfOrigin));
                // Get JSGLR parse table, from the SDF permissive def file.
                final File tableFile = FileUtils.getFile(targetMetaborgDir, "sdf.tbl");
                final Origin sdf2TableOrigin = Sdf2TableLegacy.origin(new Sdf2TableLegacy.Input(context, permissiveDefFile, tableFile, sdfModule, permissiveDefOrigin));
                requireBuild(sdf2TableOrigin);
                javaParenthesizeOrigin = null;
            } else {
                javaParenthesizeOrigin = null;
                parenthesizeOrigin = null;
                sigOrigin = null;
            }
        }
    } else {
        javaParenthesizeOrigin = null;
        parenthesizeOrigin = null;
        sigOrigin = null;
    }
    // SDF completions
    final Origin sdfCompletionOrigin;
    if (input.sdfCompletionFile != null && input.sdfEnabled) {
        final String sdfCompletionsModule = input.sdfCompletionModule;
        final File sdfCompletionsFile = input.sdfCompletionFile;
        if (input.sdf2tableVersion == Sdf2tableVersion.java || input.sdf2tableVersion == Sdf2tableVersion.dynamic || input.sdf2tableVersion == Sdf2tableVersion.incremental) {
            // Get JSGLR parse table, from the normalized SDF aterm
            final boolean dynamicGeneration = (input.sdf2tableVersion == Sdf2tableVersion.dynamic || input.sdf2tableVersion == Sdf2tableVersion.incremental);
            final boolean dataDependent = input.dataDependent;
            final List<String> paths = Lists.newLinkedList();
            paths.add(srcGenSyntaxDir.getAbsolutePath());
            for (LanguageIdentifier langId : input.sourceDeps) {
                ILanguageImpl lang = context.languageService().getImpl(langId);
                for (final ILanguageComponent component : lang.components()) {
                    ILanguageComponentConfig config = component.config();
                    Collection<IExportConfig> exports = config.exports();
                    for (IExportConfig exportConfig : exports) {
                        exportConfig.accept(new IExportVisitor() {

                            @Override
                            public void visit(LangDirExport export) {
                                if (export.language.equals(SpoofaxConstants.LANG_ATERM_NAME)) {
                                    try {
                                        paths.add(toFileReplicate(component.location().resolveFile(export.directory)).getAbsolutePath());
                                    } catch (FileSystemException e) {
                                        System.out.println("Failed to locate path");
                                        e.printStackTrace();
                                    }
                                }
                            }

                            @Override
                            public void visit(LangFileExport export) {
                            // Ignore file exports
                            }

                            @Override
                            public void visit(ResourceExport export) {
                            // Ignore resource exports
                            }
                        });
                    }
                }
            }
            final File tableFile = FileUtils.getFile(targetMetaborgDir, "sdf-completions.tbl");
            sdfCompletionOrigin = Sdf2Table.origin(new Sdf2Table.Input(context, sdfCompletionsFile, tableFile, null, null, paths, dynamicGeneration, dataDependent));
            requireBuild(sdfCompletionOrigin);
        } else {
            // Get the SDF def file, either from existing external def, or by running pack SDF on the grammar
            // specification.
            @Nullable final File packSdfCompletionsFile;
            @Nullable final Origin packSdfCompletionsOrigin;
            if (sdfCompletionsFile != null) {
                require(sdfCompletionsFile, FileExistsStamper.instance);
                if (!sdfCompletionsFile.exists()) {
                    throw new IOException("Main SDF completions file at " + sdfCompletionsFile + " does not exist");
                }
                packSdfCompletionsFile = FileUtils.getFile(srcGenSyntaxCompletionDir, sdfCompletionsModule + ".def");
                packSdfCompletionsOrigin = PackSdf.origin(new PackSdf.Input(context, sdfCompletionsModule, sdfCompletionsFile, packSdfCompletionsFile, input.packSdfIncludePaths, input.packSdfArgs, null));
            } else {
                packSdfCompletionsFile = null;
                packSdfCompletionsOrigin = null;
            }
            if (packSdfCompletionsFile != null) {
                // Get SDF permissive def file, from the SDF def file.
                final File permissiveCompletionsDefFile = FileUtils.getFile(srcGenSyntaxCompletionDir, sdfCompletionsModule + "-permissive.def");
                final Origin permissiveCompletionsDefOrigin = MakePermissive.origin(new MakePermissive.Input(context, packSdfCompletionsFile, permissiveCompletionsDefFile, sdfCompletionsModule, packSdfCompletionsOrigin));
                // Get JSGLR parse table, from the SDF permissive def file.
                final File completionsTableFile = FileUtils.getFile(targetMetaborgDir, "sdf-completions.tbl");
                sdfCompletionOrigin = Sdf2TableLegacy.origin(new Sdf2TableLegacy.Input(context, permissiveCompletionsDefFile, completionsTableFile, "completion/" + sdfCompletionsModule, permissiveCompletionsDefOrigin));
                requireBuild(sdfCompletionOrigin);
            } else {
                sdfCompletionOrigin = null;
            }
        }
    } else {
        sdfCompletionOrigin = null;
    }
    // SDF meta-module for creating a Stratego concrete syntax extension parse table
    final File sdfMetaFile = input.sdfMetaFile;
    final Origin sdfMetaOrigin;
    if (sdfMetaFile != null) {
        require(sdfMetaFile, FileExistsStamper.instance);
        if (!sdfMetaFile.exists()) {
            throw new IOException("Main meta-SDF file at " + sdfMetaFile + " does not exist");
        }
        final String sdfMetaModule = input.sdfMetaModule;
        final BuildRequest<PrepareNativeBundle.Input, OutputTransient<PrepareNativeBundle.Output>, PrepareNativeBundle, SpoofaxBuilderFactory<PrepareNativeBundle.Input, OutputTransient<PrepareNativeBundle.Output>, PrepareNativeBundle>> nativeBundleRequest = PrepareNativeBundle.request(new PrepareNativeBundle.Input(context));
        final File strategoMixFile = requireBuild(nativeBundleRequest).val().strategoMixFile;
        final Origin strategoMixOrigin = Origin.from(nativeBundleRequest);
        final Arguments packSdfMetaArgs = new Arguments(input.packSdfArgs);
        packSdfMetaArgs.addFile("-Idef", strategoMixFile);
        final File packSdfFile = FileUtils.getFile(srcGenSyntaxDir, sdfMetaModule + ".def");
        final Origin packSdfOrigin = PackSdf.origin(new PackSdf.Input(context, sdfMetaModule, sdfMetaFile, packSdfFile, input.packSdfIncludePaths, packSdfMetaArgs, strategoMixOrigin));
        final File permissiveDefFile = FileUtils.getFile(srcGenSyntaxDir, sdfMetaModule + "-permissive.def");
        final Origin permissiveDefOrigin = MakePermissive.origin(new MakePermissive.Input(context, packSdfFile, permissiveDefFile, sdfMetaModule, packSdfOrigin));
        final File transDir = toFile(paths.transDir());
        final File tableFile = FileUtils.getFile(transDir, sdfMetaModule + ".tbl");
        sdfMetaOrigin = Sdf2TableLegacy.origin(new Sdf2TableLegacy.Input(context, permissiveDefFile, tableFile, sdfMetaModule, permissiveDefOrigin));
        requireBuild(sdfMetaOrigin);
    } else {
        sdfMetaOrigin = null;
    }
    // Stratego
    final File strFile = input.strFile;
    if (strFile != null) {
        require(strFile, FileExistsStamper.instance);
        if (!strFile.exists()) {
            throw new IOException("Main Stratego file at " + strFile + " does not exist");
        }
        boolean buildStrJavaStrat = input.strJavaStratPackage != null && input.strJavaStratFile != null;
        if (buildStrJavaStrat) {
            require(input.strJavaStratFile, FileExistsStamper.instance);
            if (!input.strJavaStratFile.exists()) {
                throw new IOException("Main Stratego Java strategies file at " + input.strJavaStratFile + " does not exist");
            }
        }
        final Arguments extraArgs = new Arguments();
        extraArgs.addAll(input.strjArgs);
        final File outputFile;
        final File depPath;
        if (input.strFormat == StrategoFormat.ctree) {
            outputFile = FileUtils.getFile(targetMetaborgDir, "stratego.ctree");
            depPath = outputFile;
            extraArgs.add("-F");
        } else {
            depPath = toFile(paths.strSrcGenJavaTransDir(input.languageId));
            outputFile = FileUtils.getFile(depPath, "Main.java");
            extraArgs.add("-la", "java-front");
            if (buildStrJavaStrat) {
                extraArgs.add("-la", input.strJavaStratPackage);
            }
        }
        if (input.strExternalJarFlags != null) {
            extraArgs.addLine(input.strExternalJarFlags);
        }
        // @formatter:off
        final Origin origin;
        if (input.sdf2tableVersion == Sdf2tableVersion.java || input.sdf2tableVersion == Sdf2tableVersion.dynamic) {
            origin = Origin.Builder().add(sigOrigin).add(sdfCompletionOrigin).add(sdfMetaOrigin).add(javaParenthesizeOrigin).get();
        } else {
            origin = Origin.Builder().add(parenthesizeOrigin).add(sigOrigin).add(sdfCompletionOrigin).add(sdfMetaOrigin).get();
        }
        // @formatter:on
        final File cacheDir = toFile(paths.strCacheDir());
        final Strj.Input strjInput = new Strj.Input(context, strFile, outputFile, depPath, input.strJavaPackage, true, true, input.strjIncludeDirs, input.strjIncludeFiles, Lists.newArrayList(), cacheDir, extraArgs, origin);
        final Origin strjOrigin = Strj.origin(strjInput);
        requireBuild(strjOrigin);
        // Typesmart
        final File typesmartExportedFile = toFile(paths.strTypesmartExportedFile());
        final Typesmart.Input typesmartInput = new Typesmart.Input(context, input.strFile, input.strjIncludeDirs, typesmartExportedFile, origin);
        final Origin typesmartOrigin = Typesmart.origin(typesmartInput);
        requireBuild(typesmartOrigin);
    }
    return None.val;
}

Example 14 with ILanguageComponent

use of org.metaborg.core.language.ILanguageComponent in project spoofax by metaborg.

the class LanguageServiceTest method multipleUnexpectedFacets.

/**
 * Try to get a single facet, but have multiple. Assert that exception is thrown.
 */
@Test(expected = MetaborgRuntimeException.class)
public void multipleUnexpectedFacets() throws Exception {
    final LanguageVersion version = version(0, 0, 1);
    final FileObject location = createDir("ram:///");
    final ILanguageComponent component = language(groupId, "org.metaborg.lang.entity", version, location, "Entity", new DescriptionFacet("Entity language", null), new DescriptionFacet("Entity language", null));
    component.facet(DescriptionFacet.class);
}

Example 15 with ILanguageComponent

use of org.metaborg.core.language.ILanguageComponent in project spoofax by metaborg.

the class LanguageServiceTest method activeHigherVersion.

/**
 * Add an implementation with a higher version number, assert that the newer implementation becomes active.
 */
@Test
public void activeHigherVersion() throws Exception {
    final String id = "org.metaborg.lang.entity";
    final LanguageVersion version1 = version(0, 0, 1);
    final LanguageVersion version2 = version(0, 1, 0);
    final LanguageIdentifier identifier1 = new LanguageIdentifier(groupId, id, version1);
    final LanguageIdentifier identifier2 = new LanguageIdentifier(groupId, id, version2);
    final FileObject location1 = createDir("ram:///Entity1");
    final FileObject location2 = createDir("ram:///Entity2");
    final String name = "Entity";
    final ILanguageComponent component1 = language(identifier1, location1, name);
    final ILanguageImpl impl1 = Iterables.get(component1.contributesTo(), 0);
    final ILanguage lang = impl1.belongsTo();
    assertSame(component1, languageService.getComponent(location1.getName()));
    assertSame(impl1, languageService.getImpl(identifier1));
    assertSame(impl1, lang.activeImpl());
    assertSame(lang, languageService.getLanguage(name));
    final ILanguageComponent component2 = language(identifier2, location2, name);
    final ILanguageImpl impl2 = Iterables.get(component2.contributesTo(), 0);
    // Language 2 with higher version number becomes active.
    assertSame(component1, languageService.getComponent(location1.getName()));
    assertSame(component2, languageService.getComponent(location2.getName()));
    assertSame(impl1, languageService.getImpl(identifier1));
    assertSame(impl2, languageService.getImpl(identifier2));
    assertSame(impl2, lang.activeImpl());
    assertSame(lang, languageService.getLanguage(name));
    assertSize(1, impl1.components());
    assertSize(1, impl2.components());
    assertSize(2, lang.impls());
    assertSize(2, languageService.getAllComponents());
    assertSize(2, languageService.getAllImpls());
    assertSize(1, languageService.getAllLanguages());
}