Examples with N4JSResource org.eclipse.n4js.resource.N4JSResource used on opensource projects

Example 1 with N4JSResource

use of org.eclipse.n4js.resource.N4JSResource in project n4js by eclipse.

the class FindReferencesXpectMethod method findReferences.

/**
 * This Xpect methods compares all computed references at a given EObject to the expected references. The expected
 * references include the line number.
 */
@Xpect
@ParameterParser(syntax = "('at' arg1=OFFSET)?")
public void findReferences(@N4JSCommaSeparatedValuesExpectation IN4JSCommaSeparatedValuesExpectation expectation, IEObjectCoveringRegion offset) {
    // When you write Xpect test methods, ALWAYS retrieve eObject via IEObjectCoveringRegion to get the right
    // eObject!
    // Do NOT use EObject arg1!
    EObject context = offset.getEObject();
    EObject argEObj = offsetHelper.resolveElementAt((XtextResource) context.eResource(), offset.getOffset());
    // If not a cross-reference element, use context instead
    if (argEObj == null)
        argEObj = context;
    EObject eObj = argEObj;
    if (argEObj instanceof ParameterizedTypeRef)
        eObj = ((ParameterizedTypeRef) argEObj).getDeclaredType();
    List<EObject> refs = findReferenceHelper.findReferences(eObj);
    ArrayList<String> result = Lists.newArrayList();
    for (EObject ref : refs) {
        if (ref instanceof PropertyNameOwner)
            ref = ((PropertyNameOwner) ref).getDeclaredName();
        ICompositeNode srcNode = NodeModelUtils.getNode(ref);
        int line = srcNode.getStartLine();
        String moduleName;
        if (ref.eResource() instanceof N4JSResource) {
            N4JSResource n4jsResource = (N4JSResource) ref.eResource();
            moduleName = n4jsResource.getModule().getQualifiedName();
        } else {
            moduleName = "(unknown resource)";
        }
        String text = NodeModelUtils.getTokenText(srcNode);
        if (ref instanceof GenericDeclaration)
            text = ((GenericDeclaration) ref).getDefinedType().getName();
        String resultText = moduleName + " - " + text + " - " + line;
        result.add(resultText);
    }
    expectation.assertEquals(result);
}

Example 2 with N4JSResource

use of org.eclipse.n4js.resource.N4JSResource in project n4js by eclipse.

the class EcmaScriptSubGenerator method internalDoGenerate.

@Override
protected void internalDoGenerate(Resource resource, GeneratorOption[] options, IFileSystemAccess fsa) {
    if (!(resource instanceof N4JSResource)) {
        if (IN4JSProject.N4MF_MANIFEST.equals(resource.getURI().lastSegment())) {
            return;
        }
        throw new IllegalArgumentException("Given resource is not an N4JSResource. " + resource);
    }
    final N4JSResource resourceCasted = (N4JSResource) resource;
    if (resourceCasted.getModule().isStaticPolyfillModule()) {
        // do not transpile static polyfill modules (i.e. the fillers)
        return;
    }
    Measurement measurement = this.collector.getMeasurement(resource.getURI().toString());
    /*
		 * In addition to here, check for cancellation is done also on file-emit boundaries, see fsa.generateFile().
		 */
    CancelIndicator monitor = ciExtractor.extractCancelIndicator(fsa);
    // if the transpile-conditions are all met, then transpile:
    if (shouldBeCompiled(resource, monitor)) {
        final String compiledFileExtension = getCompiledFileExtension(resource);
        final String filename = getTargetFileName(resource, compiledFileExtension);
        final String sourceMapFileExtension = getCompiledFileSourceMapExtension(resource);
        final String sourceMapFileName = getTargetFileName(resource, sourceMapFileExtension);
        // used within the file-content to refer to sibling-file:
        final String simpleSourceMapFileName = new File(sourceMapFileName).toPath().getFileName().toString();
        final String simpleCompiledFileName = new File(filename).toPath().getFileName().toString();
        // the next two variables store the navigation-prefix to get to the sources
        final Path relativeNavigationToSrc = calculateNavigationFromOutputToSourcePath(fsa, getCompilerID(), resourceCasted);
        final Path explicitNavigationToSrc = Paths.get("/sources");
        // true use explicitNavigationToSrc | false use relativeNavigationToSrc
        boolean useExplicitSourceRef = true;
        boolean createSourceMap = true;
        if (filename != null) {
            final EObject root = rootElement(resource);
            if (root != null) {
                final Writer buffCode = new StringWriter();
                Optional<SourceMapInfo> optSourceMapData = Optional.absent();
                if (createSourceMap) {
                    SourceMapInfo sourceMapDataInstance = getTranspiler().new SourceMapInfo();
                    sourceMapDataInstance.sourceMapBuff = new StringWriter();
                    sourceMapDataInstance.simpleSourceMapFileName = simpleSourceMapFileName;
                    sourceMapDataInstance.simpleCompiledFileName = simpleCompiledFileName;
                    sourceMapDataInstance.isExplicitSourceRef = useExplicitSourceRef;
                    sourceMapDataInstance.explicitNavigationToSrc = explicitNavigationToSrc;
                    sourceMapDataInstance.n4jsFilePath = relativeNavigationToSrc.resolve(resourceCasted.getURI().lastSegment()).toString();
                    sourceMapDataInstance.sourceMapFileExtension = sourceMapFileExtension;
                    optSourceMapData = Optional.of(sourceMapDataInstance);
                }
                getTranspiler().transpile(resourceCasted, options, buffCode, optSourceMapData);
                fsa.generateFile(filename, COMPILER_ID, buffCode.toString());
                if (createSourceMap) {
                    fsa.generateFile(sourceMapFileName, COMPILER_ID, optSourceMapData.get().sourceMapBuff.toString());
                }
            }
        }
    }
    measurement.end();
}

Example 3 with N4JSResource

use of org.eclipse.n4js.resource.N4JSResource in project n4js by eclipse.

the class N4JSDirtyStateEditorSupport method collectTransitivelyDependentResources.

private List<Resource> collectTransitivelyDependentResources(XtextResource resource, Set<URI> deltaURIs) {
    List<Resource> result = Lists.newArrayList();
    ResourceSet resourceSet = resource.getResourceSet();
    for (Resource candidate : resourceSet.getResources()) {
        if (candidate != resource) {
            URI uri = candidate.getURI();
            if (deltaURIs.contains(uri)) {
                // the candidate is contained in the delta list
                // schedule it for unloading
                result.add(candidate);
            } else if (candidate instanceof N4JSResource) {
                // schedule it for unloading
                if (canLoadFromDescriptionHelper.dependsOnAny(candidate, deltaURIs)) {
                    result.add(candidate);
                }
            }
        }
    }
    return result;
}

Example 4 with N4JSResource

use of org.eclipse.n4js.resource.N4JSResource in project n4js by eclipse.

the class MarkedProject method unloadASTAndClearCaches.

/**
 * Unload the ASTs and clear the resource scope caches of all resources that belong to this marked project.
 */
public void unloadASTAndClearCaches() {
    Iterables.filter(resources, resource -> resource.isLoaded()).forEach(resource -> {
        if (resource instanceof N4JSResource) {
            N4JSResource n4jsResource = (N4JSResource) resource;
            n4jsResource.unloadAST();
        }
    });
}

Example 5 with N4JSResource

use of org.eclipse.n4js.resource.N4JSResource in project n4js by eclipse.

the class N4HeadlessCompiler method postProcessResources.

/*
	 * ===============================================================================================================
	 *
	 * PROJECT POST-PROCESSING
	 *
	 * ===============================================================================================================
	 */
/**
 * Post processing on the whole project. While validations can trigger post processing in a lazy way, they do not
 * guarantee that all resources will be fully processed. This is an issue in larger project graphs. Unlike in the
 * IDE which can at any point load AST on demand based on the TModel, the HLC does not allow to access AST after
 * unloading therefore we explicitly post process all N4JS resources in the given project.
 *
 * @param markedProject
 *            project to trigger post process.
 */
private void postProcessResources(MarkedProject markedProject) {
    if (logger.isCreateDebugOutput())
        logger.debug(" PostProcessing " + markedProject);
    Iterables.filter(markedProject.resources, resource -> resource.isLoaded()).forEach(resource -> {
        if (resource instanceof N4JSResource) {
            N4JSResource n4jsResource = (N4JSResource) resource;
            // Make sure the resource is fully postprocessed before unloading the AST. Otherwise, resolving
            // cross references to the elements inside the resources from dependent projects will fail.
            n4jsResource.performPostProcessing();
        }
    });
}