Examples with Validator org.eclipse.ceylon.compiler.typechecker.tree.Validator used on opensource projects

Example 1 with Validator

use of org.eclipse.ceylon.compiler.typechecker.tree.Validator in project ceylon by eclipse.

the class PhasedUnit method validateTree.

public void validateTree() {
    // System.out.println("Validating tree for " + fileName);
    if (!treeValidated) {
        String fn = unit.getRelativePath();
        for (int i = 0; i < fn.length(); i = fn.offsetByCodePoints(i, 1)) {
            int cp = fn.codePointAt(i);
            if (cp > 127) {
                rootNode.addUsageWarning(Warning.filenameNonAscii, "source file name has non-ASCII characters: " + fn);
            }
        }
        String ufn = unit.getFilename();
        for (Unit u : unit.getPackage().getUnits()) {
            if (!u.equals(unit) && u.getFilename().equalsIgnoreCase(ufn)) {
                if (u.getFilename().equals(ufn)) {
                    String errorMessage = "identical source files: " + unit.getFullPath() + " and " + u.getFullPath();
                    if (u.getFilename().equals(MODULE_FILE) || u.getFilename().equals(PACKAGE_FILE)) {
                        errorMessage += " (a module/package descriptor should be defined only once, even in case of multiple source directories)";
                    }
                    rootNode.addError(errorMessage);
                } else {
                    rootNode.addUsageWarning(Warning.filenameCaselessCollision, "source file names differ only by case: " + unit.getFullPath() + " and " + u.getFullPath());
                }
            }
        }
        rootNode.visit(new Validator().setExceptionHandler(this));
        rootNode.visit(new Visitor() {

            @Override
            public void visit(ModuleDescriptor that) {
                super.visit(that);
                ImportPath importPath = that.getImportPath();
                if (importPath != null) {
                    String moduleName = formatPath(importPath.getIdentifiers());
                    ModuleSourceMapper moduleManagerUtil = moduleSourceMapperRef.get();
                    if (moduleManagerUtil != null) {
                        for (Module otherModule : moduleManagerUtil.getCompiledModules()) {
                            String otherModuleName = otherModule.getNameAsString();
                            if (moduleName.startsWith(otherModuleName + ".") || otherModuleName.startsWith(moduleName + ".")) {
                                StringBuilder error = new StringBuilder().append("Found two modules within the same hierarchy: '").append(otherModule.getNameAsString()).append("' and '").append(moduleName).append("'");
                                that.addError(error.toString());
                            }
                        }
                    }
                }
            }
        }.setExceptionHandler(this));
        treeValidated = true;
    }
}