Examples with Scope net.sourceforge.pmd.lang.symboltable.Scope used on opensource projects

Example 11 with Scope

use of net.sourceforge.pmd.lang.symboltable.Scope in project pmd by pmd.

the class LocalVariableCouldBeFinalRule method visit.

public Object visit(ASTLocalVariableDeclaration node, Object data) {
    if (node.isFinal()) {
        return data;
    }
    Scope s = node.getScope();
    Map<VariableNameDeclaration, List<NameOccurrence>> decls = s.getDeclarations(VariableNameDeclaration.class);
    for (Map.Entry<VariableNameDeclaration, List<NameOccurrence>> entry : decls.entrySet()) {
        VariableNameDeclaration var = entry.getKey();
        if (var.getAccessNodeParent() != node) {
            continue;
        }
        if (!assigned(entry.getValue())) {
            addViolation(data, var.getAccessNodeParent(), var.getImage());
        }
    }
    return data;
}

Example 12 with Scope

use of net.sourceforge.pmd.lang.symboltable.Scope in project pmd by pmd.

the class AcceptanceTest method testDemo.

@Test
public void testDemo() {
    parseCode(TEST_DEMO);
    // System.out.println(TEST_DEMO);
    ASTMethodDeclaration node = acu.findDescendantsOfType(ASTMethodDeclaration.class).get(0);
    Scope s = node.getScope();
    Map<NameDeclaration, List<NameOccurrence>> m = s.getDeclarations();
    for (Map.Entry<NameDeclaration, List<NameOccurrence>> entry : m.entrySet()) {
        assertEquals("buz", entry.getKey().getImage());
        assertEquals("ArrayList", ((TypedNameDeclaration) entry.getKey()).getTypeImage());
        List<NameOccurrence> u = entry.getValue();
        assertEquals(1, u.size());
        NameOccurrence o = u.get(0);
        int beginLine = o.getLocation().getBeginLine();
        assertEquals(3, beginLine);
    // System.out.println("Variable: " + d.getImage());
    // System.out.println("Type: " + d.getTypeImage());
    // System.out.println("Usages: " + u.size());
    // System.out.println("Used in line " + beginLine);
    }
}

Example 13 with Scope

use of net.sourceforge.pmd.lang.symboltable.Scope in project pmd by pmd.

the class AcceptanceTest method testCatchBlocks.

@Test
public void testCatchBlocks() {
    parseCode(TEST_CATCH_BLOCKS);
    ASTCatchStatement c = acu.findDescendantsOfType(ASTCatchStatement.class).get(0);
    ASTBlock a = c.findDescendantsOfType(ASTBlock.class).get(0);
    Scope s = a.getScope();
    Map<NameDeclaration, List<NameOccurrence>> vars = s.getParent().getDeclarations();
    assertEquals(1, vars.size());
    NameDeclaration v = vars.keySet().iterator().next();
    assertEquals("e", v.getImage());
    assertEquals(1, (vars.get(v)).size());
}

Example 14 with Scope

use of net.sourceforge.pmd.lang.symboltable.Scope in project pmd by pmd.

the class AcceptanceTest method testEq.

@Test
public void testEq() {
    parseCode(TEST_EQ);
    ASTEqualityExpression e = acu.findDescendantsOfType(ASTEqualityExpression.class).get(0);
    ASTMethodDeclaration method = e.getFirstParentOfType(ASTMethodDeclaration.class);
    Scope s = method.getScope();
    Map<NameDeclaration, List<NameOccurrence>> m = s.getDeclarations();
    assertEquals(2, m.size());
    for (Map.Entry<NameDeclaration, List<NameOccurrence>> entry : m.entrySet()) {
        NameDeclaration vnd = entry.getKey();
        List<NameOccurrence> usages = entry.getValue();
        if (vnd.getImage().equals("a") || vnd.getImage().equals("b")) {
            assertEquals(1, usages.size());
            assertEquals(3, usages.get(0).getLocation().getBeginLine());
        } else {
            fail("Unkown variable " + vnd);
        }
    }
}

Example 15 with Scope

use of net.sourceforge.pmd.lang.symboltable.Scope in project pmd by pmd.

the class OccurrenceFinder method visit.

@Override
public Object visit(ASTPrimaryExpression node, Object data) {
    NameFinder nameFinder = new NameFinder(node);
    // Maybe do some sort of State pattern thingy for when NameDeclaration
    // is empty/not empty
    Set<NameDeclaration> declarations = new HashSet<>();
    List<PLSQLNameOccurrence> names = nameFinder.getNames();
    for (PLSQLNameOccurrence occ : names) {
        Search search = new Search(occ);
        if (declarations.isEmpty()) {
            // doing the first name lookup
            search.execute();
            declarations.addAll(search.getResult());
            if (declarations.isEmpty()) {
                // SymbolNotFoundException
                break;
            }
        } else {
            Set<NameDeclaration> additionalDeclarations = new HashSet<>();
            for (NameDeclaration decl : declarations) {
                // now we've got a scope we're starting with, so work from
                // there
                Scope scope = decl.getScope();
                if (null == scope) {
                    if (LOGGER.isLoggable(Level.FINEST)) {
                        LOGGER.finest("NameOccurrence has no Scope:" + decl.getClass().getCanonicalName() + "=>" + decl.getImage());
                    }
                    break;
                }
                search.execute(scope);
                Set<NameDeclaration> found = search.getResult();
                additionalDeclarations.addAll(found);
                if (found.isEmpty()) {
                    // SymbolNotFoundException
                    break;
                }
            }
            declarations.addAll(additionalDeclarations);
        }
    }
    return super.visit(node, data);
}