Examples with LabelledStatement org.eclipse.n4js.n4JS.LabelledStatement used on opensource projects

Example 1 with LabelledStatement

use of org.eclipse.n4js.n4JS.LabelledStatement in project n4js by eclipse.

the class BreakStatementImpl method setLabel.

/**
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void setLabel(LabelledStatement newLabel) {
    LabelledStatement oldLabel = label;
    label = newLabel;
    if (eNotificationRequired())
        eNotify(new ENotificationImpl(this, Notification.SET, N4JSPackage.BREAK_STATEMENT__LABEL, oldLabel, label));
}

Example 2 with LabelledStatement

use of org.eclipse.n4js.n4JS.LabelledStatement in project n4js by eclipse.

the class DoWhileFactory method buildComplexNode.

static ComplexNode buildComplexNode(ReentrantASTIterator astpp, DoStatement doStmt) {
    ComplexNode cNode = new ComplexNode(astpp.container(), doStmt);
    Node entryNode = new HelperNode(NodeNames.ENTRY, astpp.pos(), doStmt);
    Node bodyNode = DelegatingNodeFactory.create(astpp, NodeNames.BODY, doStmt, doStmt.getStatement());
    Node conditionNode = DelegatingNodeFactory.createOrHelper(astpp, NodeNames.CONDITION, doStmt, doStmt.getExpression());
    Node conditionForkNode = new HelperNode(NodeNames.CONDITION_FORK, astpp.pos(), doStmt);
    Node exitNode = new HelperNode(NodeNames.EXIT, astpp.pos(), doStmt);
    cNode.addNode(entryNode);
    cNode.addNode(bodyNode);
    cNode.addNode(conditionNode);
    cNode.addNode(conditionForkNode);
    cNode.addNode(exitNode);
    cNode.connectInternalSucc(entryNode, bodyNode, conditionNode, conditionForkNode);
    cNode.connectInternalSucc(ControlFlowType.LoopReenter, conditionForkNode, bodyNode);
    cNode.connectInternalSucc(ControlFlowType.LoopExit, conditionForkNode, exitNode);
    cNode.setEntryNode(entryNode);
    cNode.setExitNode(exitNode);
    // catch for short-circuits
    conditionForkNode.addCatchToken(new CatchToken(ControlFlowType.IfTrue));
    exitNode.addCatchToken(new CatchToken(ControlFlowType.IfFalse, ControlFlowType.LoopExit));
    LabelledStatement lblStmt = ASTUtils.getLabelledStatement(doStmt);
    exitNode.addCatchToken(new CatchToken(ControlFlowType.Break, lblStmt));
    conditionNode.addCatchToken(new CatchToken(ControlFlowType.Continue, lblStmt));
    return cNode;
}

Example 3 with LabelledStatement

use of org.eclipse.n4js.n4JS.LabelledStatement in project n4js by eclipse.

the class ForFactory method buildForPlain.

private static ComplexNode buildForPlain(ReentrantASTIterator astpp, ForStatement forStmt) {
    ComplexNode cNode = new ComplexNode(astpp.container(), forStmt);
    List<Node> initNodes = new LinkedList<>();
    Node entryNode = new HelperNode(NodeNames.ENTRY, astpp.pos(), forStmt);
    Node conditionNode = null;
    Node bodyNode = null;
    Node updatesNode = null;
    if (forStmt.getVarDeclsOrBindings() != null) {
        int i = 0;
        for (VariableDeclarationOrBinding vdob : forStmt.getVarDeclsOrBindings()) {
            Node initNode = DelegatingNodeFactory.create(astpp, "init_" + i, forStmt, vdob);
            initNodes.add(initNode);
            i++;
        }
    }
    if (forStmt.getInitExpr() != null) {
        Node initNode = DelegatingNodeFactory.create(astpp, NodeNames.INITS, forStmt, forStmt.getInitExpr());
        initNodes.add(initNode);
    }
    if (forStmt.getExpression() != null) {
        conditionNode = DelegatingNodeFactory.create(astpp, NodeNames.CONDITION, forStmt, forStmt.getExpression());
    }
    Node conditionForkNode = new HelperNode(NodeNames.CONDITION_FORK, astpp.pos(), forStmt);
    bodyNode = DelegatingNodeFactory.createOrHelper(astpp, NodeNames.BODY, forStmt, forStmt.getStatement());
    Node continueCatchNode = new HelperNode(NodeNames.CONTINUE_CATCH, astpp.pos(), forStmt);
    if (forStmt.getUpdateExpr() != null) {
        updatesNode = DelegatingNodeFactory.create(astpp, NodeNames.UPDATES, forStmt, forStmt.getUpdateExpr());
    }
    Node exitNode = new HelperNode(NodeNames.EXIT, astpp.pos(), forStmt);
    cNode.addNode(entryNode);
    cNode.addNode(exitNode);
    for (Node initNode : initNodes) cNode.addNode(initNode);
    cNode.addNode(conditionNode);
    cNode.addNode(conditionForkNode);
    cNode.addNode(bodyNode);
    cNode.addNode(continueCatchNode);
    cNode.addNode(updatesNode);
    List<Node> nodes = new LinkedList<>();
    nodes.add(entryNode);
    nodes.addAll(initNodes);
    nodes.add(conditionNode);
    nodes.add(conditionForkNode);
    cNode.connectInternalSucc(nodes);
    cNode.connectInternalSucc(ControlFlowType.LoopEnter, conditionForkNode, bodyNode);
    if (conditionNode != null) {
        cNode.connectInternalSucc(ControlFlowType.LoopExit, conditionForkNode, exitNode);
        cNode.connectInternalSucc(bodyNode, continueCatchNode, updatesNode);
        Node beforeConditionNode = ListUtils.filterNulls(bodyNode, continueCatchNode, updatesNode).getLast();
        cNode.connectInternalSucc(ControlFlowType.LoopRepeat, beforeConditionNode, conditionNode);
    } else {
        cNode.connectInternalSucc(bodyNode, continueCatchNode, updatesNode);
        LinkedList<Node> loopCycle = ListUtils.filterNulls(continueCatchNode, updatesNode);
        Node loopSrc = loopCycle.getLast();
        cNode.connectInternalSucc(ControlFlowType.LoopInfinite, loopSrc, conditionForkNode);
        cNode.connectInternalSucc(ControlFlowType.DeadCode, loopSrc, exitNode);
    }
    // catch for short-circuits
    conditionForkNode.addCatchToken(new CatchToken(ControlFlowType.IfTrue));
    exitNode.addCatchToken(new CatchToken(ControlFlowType.IfFalse, ControlFlowType.LoopExit));
    cNode.setEntryNode(entryNode);
    cNode.setExitNode(exitNode);
    LabelledStatement lblStmt = ASTUtils.getLabelledStatement(forStmt);
    exitNode.addCatchToken(new CatchToken(ControlFlowType.Break, lblStmt));
    continueCatchNode.addCatchToken(new CatchToken(ControlFlowType.Continue, lblStmt));
    return cNode;
}

Example 4 with LabelledStatement

use of org.eclipse.n4js.n4JS.LabelledStatement in project n4js by eclipse.

the class SwitchFactory method buildComplexNode.

static ComplexNode buildComplexNode(ReentrantASTIterator astpp, SwitchStatement switchStmt) {
    ComplexNode cNode = new ComplexNode(astpp.container(), switchStmt);
    Node entryNode = new HelperNode(NodeNames.ENTRY, astpp.pos(), switchStmt);
    Node pivotNode = DelegatingNodeFactory.createOrHelper(astpp, NodeNames.PIVOT, switchStmt, switchStmt.getExpression());
    cNode.addNode(entryNode);
    cNode.addNode(pivotNode);
    List<Node> caseNodes = new LinkedList<>();
    // Assumption: clauses are ordered analog to the source code
    List<AbstractCaseClause> caseClauses = switchStmt.getCases();
    for (int n = 0; n < caseClauses.size(); n++) {
        AbstractCaseClause cc = caseClauses.get(n);
        Node caseNode = null;
        if (cc instanceof CaseClause) {
            caseNode = DelegatingNodeFactory.create(astpp, "case_" + n, switchStmt, cc);
        }
        if (cc instanceof DefaultClause) {
            caseNode = DelegatingNodeFactory.create(astpp, NodeNames.DEFAULT, switchStmt, cc);
        }
        caseNodes.add(caseNode);
        cNode.addNode(caseNode);
    }
    Node exitNode = new HelperNode(NodeNames.EXIT, astpp.pos(), switchStmt);
    cNode.addNode(exitNode);
    List<Node> cfs = new LinkedList<>();
    cfs.add(entryNode);
    cfs.add(pivotNode);
    cNode.connectInternalSucc(cfs);
    for (Node cnf : caseNodes) {
        cNode.connectInternalSucc(pivotNode, cnf);
    }
    cfs.clear();
    cfs.addAll(caseNodes);
    cfs.add(exitNode);
    // See {@link JumpFactory} how {@link BreakStatements} modify the control flow
    cNode.connectInternalSucc(cfs);
    if (switchStmt.getDefaultClause() == null)
        cNode.connectInternalSucc(pivotNode, exitNode);
    cNode.setEntryNode(entryNode);
    cNode.setExitNode(exitNode);
    LabelledStatement lblStmt = ASTUtils.getLabelledStatement(switchStmt);
    exitNode.addCatchToken(new CatchToken(ControlFlowType.Break, lblStmt));
    return cNode;
}

Example 5 with LabelledStatement

use of org.eclipse.n4js.n4JS.LabelledStatement in project n4js by eclipse.

the class WhileFactory method buildComplexNode.

static ComplexNode buildComplexNode(ReentrantASTIterator astpp, WhileStatement whileStmt) {
    ComplexNode cNode = new ComplexNode(astpp.container(), whileStmt);
    Node entryNode = new HelperNode(NodeNames.ENTRY, astpp.pos(), whileStmt);
    Node conditionNode = DelegatingNodeFactory.createOrHelper(astpp, NodeNames.CONDITION, whileStmt, whileStmt.getExpression());
    Node conditionForkNode = new HelperNode(NodeNames.CONDITION_FORK, astpp.pos(), whileStmt);
    Node bodyNode = DelegatingNodeFactory.createOrHelper(astpp, NodeNames.BODY, whileStmt, whileStmt.getStatement());
    Node continueCatchNode = new HelperNode(NodeNames.CONTINUE_CATCH, astpp.pos(), whileStmt);
    Node exitNode = new HelperNode(NodeNames.EXIT, astpp.pos(), whileStmt);
    cNode.addNode(entryNode);
    cNode.addNode(conditionNode);
    cNode.addNode(conditionForkNode);
    cNode.addNode(bodyNode);
    cNode.addNode(continueCatchNode);
    cNode.addNode(exitNode);
    cNode.connectInternalSucc(entryNode, conditionNode, conditionForkNode);
    cNode.connectInternalSucc(ControlFlowType.LoopEnter, conditionForkNode, bodyNode);
    cNode.connectInternalSucc(ControlFlowType.LoopExit, conditionForkNode, exitNode);
    cNode.connectInternalSucc(bodyNode, continueCatchNode);
    cNode.connectInternalSucc(ControlFlowType.LoopRepeat, continueCatchNode, conditionNode);
    cNode.setEntryNode(entryNode);
    cNode.setExitNode(exitNode);
    // catch for short-circuits
    conditionForkNode.addCatchToken(new CatchToken(ControlFlowType.IfTrue));
    exitNode.addCatchToken(new CatchToken(ControlFlowType.IfFalse, ControlFlowType.LoopExit));
    LabelledStatement lblStmt = ASTUtils.getLabelledStatement(whileStmt);
    exitNode.addCatchToken(new CatchToken(ControlFlowType.Break, lblStmt));
    continueCatchNode.addCatchToken(new CatchToken(ControlFlowType.Continue, lblStmt));
    return cNode;
}