Examples with SemanticCondition abs.frontend.analyser.SemanticCondition used on opensource projects

Example 1 with SemanticCondition

use of abs.frontend.analyser.SemanticCondition in project abstools by abstools.

the class CaseStudyTypeChecking method assertParseFilesOk.

protected Model assertParseFilesOk(String srcFolder, Config... config) throws IOException, WrongProgramArgumentException, InternalBackendException {
    File srcFolderF = new File(srcFolder);
    assertTrue(srcFolder, srcFolderF.exists());
    Main main = new Main();
    main.setWithStdLib(isSet(WITH_STD_LIB, config));
    Model m = main.parseFiles(findAbsFiles(srcFolderF).toArray(new String[0]));
    if (m != null) {
        m.evaluateAllProductDeclarations();
        if (m.hasParserErrors())
            Assert.fail(m.getParserErrors().get(0).getMessage());
        int numSemErrs = m.getErrors().getErrorCount();
        StringBuffer errs = new StringBuffer("Semantic errors: " + numSemErrs + "\n");
        if (numSemErrs > 0) {
            for (SemanticCondition error : m.getErrors()) errs = errs.append(error.getHelpMessage() + "\n");
            fail("Failed to parse: " + srcFolder + "\n" + errs.toString());
        } else if (isSet(TYPE_CHECK, config)) {
            SemanticConditionList l = m.typeCheck();
            if (l.containsErrors()) {
                for (SemanticCondition error : l) errs = errs.append(error.getHelpMessage() + "\n");
                fail("Failed to typecheck: " + srcFolder + "\n" + errs.toString());
            }
        }
    }
    return m;
}

Example 2 with SemanticCondition

use of abs.frontend.analyser.SemanticCondition in project abstools by abstools.

the class Main method analyzeFlattenAndRewriteModel.

/**
 * This horrible method does too many things and needs to be in every code
 * path that expects a working model, especially when products are
 * involved.  (ProductDecl.getProduct() returns null until
 * evaluateAllProductDeclarations() was called once.)
 *
 * @param m
 * @throws WrongProgramArgumentException
 * @throws DeltaModellingException
 * @throws FileNotFoundException
 * @throws ParserConfigurationException
 */
public void analyzeFlattenAndRewriteModel(Model m) throws WrongProgramArgumentException, DeltaModellingException, FileNotFoundException, ParserConfigurationException {
    m.verbose = verbose;
    m.debug = debug;
    // drop attributes before calculating any attribute
    if (ignoreattr)
        m.dropAttributes();
    if (verbose) {
        System.out.println("Analyzing Model...");
    }
    if (m.hasParserErrors()) {
        System.err.println("Syntactic errors: " + m.getParserErrors().size());
        for (ParserError e : m.getParserErrors()) {
            System.err.println(e.getHelpMessage());
            System.err.flush();
        }
        return;
    }
    // resolve ProductExpressions to simple sets of features
    m.evaluateAllProductDeclarations();
    rewriteModel(m, product);
    m.flattenTraitOnly();
    m.collapseTraitModifiers();
    m.expandPartialFunctions();
    // check PL before flattening
    if (checkspl)
        typeCheckProductLine(m);
    // flatten before checking error, to avoid calculating *wrong* attributes
    if (fullabs) {
        if (product == null) {
            // Build all SPL configurations (valid feature selections, ignoring attributes), one by one (for performance measuring)
            if (verbose)
                System.out.println("Building ALL " + m.getProductList().getNumChild() + " feature model configurations...");
            ProductLineAnalysisHelper.buildAllConfigurations(m);
            return;
        }
        if (typecheck)
            // apply deltas that correspond to given product
            m.flattenForProduct(product);
        else
            m.flattenForProductUnsafe(product);
    }
    if (dump) {
        m.dumpMVars();
        m.dump();
    }
    final SemanticConditionList semErrs = m.getErrors();
    if (semErrs.containsErrors()) {
        System.err.println("Semantic errors: " + semErrs.getErrorCount());
    }
    for (SemanticCondition error : semErrs) {
        // Print both errors and warnings
        System.err.println(error.getHelpMessage());
        System.err.flush();
    }
    if (!semErrs.containsErrors()) {
        typeCheckModel(m);
        analyzeMTVL(m);
    }
}

Example 3 with SemanticCondition

use of abs.frontend.analyser.SemanticCondition in project abstools by abstools.

the class ModuleDecorator method checkSemanticErrorRange.

private boolean checkSemanticErrorRange(SemanticConditionList list, CompilationUnit c, int startLine, int endLine, AbsNature nature) {
    synchronized (nature.modelLock) {
        if (list != null) {
            if (list.containsErrors()) {
                for (SemanticCondition err : list) {
                    ASTNode<?> node = err.getNode();
                    int line = err.getLine();
                    CompilationUnit cu = node.getCompilationUnit();
                    if (c == cu && checkLine(line, startLine, endLine)) {
                        return true;
                    }
                }
            }
        }
    }
    return false;
}

Example 4 with SemanticCondition

use of abs.frontend.analyser.SemanticCondition in project abstools by abstools.

the class ABSTest method assertParseModelOk.

public static Model assertParseModelOk(Model m, Config... config) throws IOException {
    if (m != null) {
        final StringBuffer errs;
        String fileNames = m.getCompilationUnit(0).getFileName();
        for (int i = 1; i < m.getCompilationUnits().getNumChild(); i++) fileNames += " & " + m.getCompilationUnit(i).getFileName();
        int parseErrs = m.getParserErrors().size();
        if (parseErrs > 0) {
            errs = new StringBuffer("Parse errors: " + parseErrs + ". First error:\n");
            errs.append(m.getParserErrors().get(0));
            fail("Failed to parse: " + fileNames + "\n" + errs.toString());
            return m;
        }
        int numSemErrs = m.getErrors().getErrorCount();
        errs = new StringBuffer("Semantic errors: " + numSemErrs + "\n");
        if (numSemErrs > 0) {
            for (SemanticCondition error : m.getErrors()) errs.append(error.getHelpMessage() + "\n");
            fail("Failed to parse: " + fileNames + "\n" + errs.toString());
        } else if (isSet(TYPE_CHECK, config)) {
            SemanticConditionList l = m.typeCheck();
            if (l.containsErrors()) {
                for (SemanticCondition error : l) errs.append(error.getHelpMessage() + "\n");
                fail("Failed to typecheck: " + fileNames + "\n" + errs.toString());
            }
        }
    }
    return m;
}

Example 5 with SemanticCondition

use of abs.frontend.analyser.SemanticCondition in project abstools by abstools.

the class ASTBasedABSTestRunnerGeneratorTest method testGenerateTestRunner.

@Test
public final void testGenerateTestRunner() {
    final Model model;
    try {
        model = Main.parseString(ABS_UNIT + TEST_CODE, true);
    } catch (Exception e) {
        throw new IllegalStateException("Cannot parse test code", e);
    }
    ABSTestRunnerGenerator generator = new ASTBasedABSTestRunnerGenerator(model);
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    PrintStream print = new PrintStream(stream);
    generator.generateTestRunner(print);
    String runner = stream.toString();
    try {
        Model result = Main.parseString(ABS_UNIT + TEST_CODE + runner, true);
        StringBuilder parseErrors = new StringBuilder();
        if (result.hasParserErrors()) {
            parseErrors.append("Syntactic errors: ");
            List<ParserError> es = result.getParserErrors();
            parseErrors.append(es.size());
            parseErrors.append("\n");
            for (ParserError e : es) {
                parseErrors.append(e.getHelpMessage());
                parseErrors.append("\n");
            }
        }
        assertFalse("Generated code must not have parse error: " + parseErrors, result.hasParserErrors());
        StringBuilder errors = new StringBuilder();
        if (result.hasErrors()) {
            SemanticConditionList el = result.getErrors();
            errors.append("Semantic errors: ");
            errors.append(el.getErrorCount());
            errors.append("\n");
            for (SemanticCondition error : el) {
                errors.append(error.getHelpMessage());
                errors.append("\n");
            }
        }
        assertFalse("Generated code must not have semantic error: " + errors, result.hasErrors());
        result.typeCheck();
        assertFalse("Generated code must not have type error", result.hasTypeErrors());
        assertThat("Has one module that has the name 'AbsUnit.TestRunner' and a main block", result.getModuleDecls(), hasItem(new ModuleMatcher()));
    } catch (Exception e) {
        fail("Cannot throw an exception ");
    }
}