Examples with EvalException com.google.devtools.build.lib.syntax.EvalException used on opensource projects

Example 31 with EvalException

use of com.google.devtools.build.lib.syntax.EvalException in project bazel by bazelbuild.

the class SkylarkRepositoryContext method verifyLabelMarkerData.

private static boolean verifyLabelMarkerData(String key, String value, Environment env) throws InterruptedException {
    Preconditions.checkArgument(key.startsWith("FILE:"));
    try {
        Label label = Label.parseAbsolute(key.substring(5));
        RootedPath rootedPath = getRootedPathFromLabel(label, env);
        SkyKey fileSkyKey = FileValue.key(rootedPath);
        FileValue fileValue = (FileValue) env.getValueOrThrow(fileSkyKey, IOException.class, FileSymlinkException.class, InconsistentFilesystemException.class);
        if (fileValue == null || !fileValue.isFile()) {
            return false;
        }
        return Objects.equals(value, Integer.toString(fileValue.realFileStateValue().hashCode()));
    } catch (LabelSyntaxException e) {
        throw new IllegalStateException("Key " + key + " is not a correct file key (should be in form FILE:label)", e);
    } catch (IOException | FileSymlinkException | InconsistentFilesystemException | EvalException e) {
        // Consider those exception to be a cause for invalidation
        return false;
    }
}

Example 32 with EvalException

use of com.google.devtools.build.lib.syntax.EvalException in project bazel by bazelbuild.

the class SkylarkAspectFactory method create.

@Override
public ConfiguredAspect create(ConfiguredTarget base, RuleContext ruleContext, AspectParameters parameters) throws InterruptedException {
    try (Mutability mutability = Mutability.create("aspect")) {
        AspectDescriptor aspectDescriptor = new AspectDescriptor(skylarkAspect.getAspectClass(), parameters);
        SkylarkRuleContext skylarkRuleContext;
        try {
            skylarkRuleContext = new SkylarkRuleContext(ruleContext, aspectDescriptor);
        } catch (EvalException e) {
            ruleContext.ruleError(e.getMessage());
            return null;
        }
        Environment env = Environment.builder(mutability).setGlobals(skylarkAspect.getFuncallEnv().getGlobals()).setEventHandler(ruleContext.getAnalysisEnvironment().getEventHandler()).build();
        // so we do *not* setLoadingPhase().
        Object aspectSkylarkObject;
        try {
            aspectSkylarkObject = skylarkAspect.getImplementation().call(ImmutableList.<Object>of(base, skylarkRuleContext), ImmutableMap.<String, Object>of(), /*ast=*/
            null, env);
            if (ruleContext.hasErrors()) {
                return null;
            } else if (!(aspectSkylarkObject instanceof SkylarkClassObject) && !(aspectSkylarkObject instanceof Iterable)) {
                ruleContext.ruleError(String.format("Aspect implementation should return a struct or a list, but got %s", SkylarkType.typeOf(aspectSkylarkObject)));
                return null;
            }
            return createAspect(aspectSkylarkObject, aspectDescriptor, ruleContext);
        } catch (EvalException e) {
            addAspectToStackTrace(base, e);
            ruleContext.ruleError("\n" + e.print());
            return null;
        }
    }
}

Example 33 with EvalException

use of com.google.devtools.build.lib.syntax.EvalException in project bazel by bazelbuild.

the class SkylarkImportLookupFunction method possiblyExport.

private static void possiblyExport(Statement statement, Label extensionLabel, EventHandler eventHandler, com.google.devtools.build.lib.syntax.Environment extensionEnv) {
    if (!(statement instanceof AssignmentStatement)) {
        return;
    }
    AssignmentStatement assignmentStatement = (AssignmentStatement) statement;
    ImmutableSet<String> boundNames = assignmentStatement.getLValue().boundNames();
    for (String name : boundNames) {
        Object lookup = extensionEnv.lookup(name);
        if (lookup instanceof SkylarkExportable) {
            try {
                SkylarkExportable exportable = (SkylarkExportable) lookup;
                if (!exportable.isExported()) {
                    exportable.export(extensionLabel, name);
                }
            } catch (EvalException e) {
                eventHandler.handle(Event.error(e.getLocation(), e.getMessage()));
            }
        }
    }
}

Example 34 with EvalException

use of com.google.devtools.build.lib.syntax.EvalException in project bazel by bazelbuild.

the class AbstractConfiguredTarget method containsKey.

@Override
public boolean containsKey(Object key, Location loc) throws EvalException {
    if (!(key instanceof ClassObjectConstructor)) {
        throw new EvalException(loc, String.format("Type Target only supports querying by object constructors, got %s instead", EvalUtils.getDataTypeName(key)));
    }
    ClassObjectConstructor constructor = (ClassObjectConstructor) key;
    SkylarkProviders provider = getProvider(SkylarkProviders.class);
    if (provider != null) {
        Object declaredProvider = provider.getDeclaredProvider(constructor.getKey());
        if (declaredProvider != null) {
            return true;
        }
    }
    return false;
}

Example 35 with EvalException

use of com.google.devtools.build.lib.syntax.EvalException in project bazel by bazelbuild.

the class WorkspaceFactory method newBindFunction.

private static BuiltinFunction newBindFunction(final RuleFactory ruleFactory) {
    return new BuiltinFunction("bind", FunctionSignature.namedOnly(1, "name", "actual"), BuiltinFunction.USE_AST_ENV) {

        public Object invoke(String name, String actual, FuncallExpression ast, Environment env) throws EvalException, InterruptedException {
            Label nameLabel;
            try {
                nameLabel = Label.parseAbsolute("//external:" + name);
                try {
                    Package.Builder builder = PackageFactory.getContext(env, ast).pkgBuilder;
                    RuleClass ruleClass = ruleFactory.getRuleClass("bind");
                    builder.externalPackageData().addBindRule(builder, ruleClass, nameLabel, actual == null ? null : Label.parseAbsolute(actual), ast.getLocation(), ruleFactory.getAttributeContainer(ruleClass));
                } catch (RuleFactory.InvalidRuleException | Package.NameConflictException | LabelSyntaxException e) {
                    throw new EvalException(ast.getLocation(), e.getMessage());
                }
            } catch (LabelSyntaxException e) {
                throw new EvalException(ast.getLocation(), e.getMessage());
            }
            return NONE;
        }
    };
}