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

Example 11 with Block

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

the class FGUtils method isCFContainer.

/**
 * @return true iff the given {@link ControlFlowElement} is a container such as a function's body.
 */
public static boolean isCFContainer(EObject cfe) {
    boolean isScript = cfe instanceof Script;
    boolean isBlock = cfe instanceof Block;
    boolean isExpression = cfe instanceof Expression;
    boolean isBindingPattern = cfe instanceof BindingPattern;
    if (!isScript && !isBlock && !isExpression && !isBindingPattern) {
        return false;
    }
    EObject cfeContainer = cfe.eContainer();
    EObject cfeContainer2 = (cfeContainer == null) ? null : cfeContainer.eContainer();
    boolean containerIsFunctionDeclaration = cfeContainer instanceof FunctionDeclaration;
    boolean containerIsFunctionDefinition = cfeContainer instanceof FunctionDefinition;
    boolean containerIsFieldAccessor = cfeContainer instanceof FieldAccessor;
    boolean containerIsFormalParameter = cfeContainer instanceof FormalParameter;
    boolean containerIsFieldDeclaration = cfeContainer instanceof N4FieldDeclaration;
    boolean containerIsAnnotationArgument = cfeContainer instanceof AnnotationArgument;
    boolean containerIsLiteralOrComputedPropertyName = cfeContainer instanceof LiteralOrComputedPropertyName;
    boolean containerIsExportSpecifier = cfeContainer instanceof ExportSpecifier;
    boolean containerIsExportDeclaration = cfeContainer instanceof ExportDeclaration;
    boolean containerIsN4ClassDefinition = cfeContainer instanceof N4ClassDefinition;
    boolean container2IsN4FieldDeclaration = cfeContainer2 instanceof N4FieldDeclaration;
    boolean isCFContainer = false;
    isCFContainer |= isScript;
    isCFContainer |= isBlock && containerIsFunctionDeclaration;
    isCFContainer |= isBlock && containerIsFunctionDefinition;
    isCFContainer |= isBlock && containerIsFieldAccessor;
    isCFContainer |= isBindingPattern && containerIsFormalParameter;
    isCFContainer |= isExpression && containerIsFormalParameter;
    isCFContainer |= isExpression && containerIsFieldDeclaration;
    isCFContainer |= isExpression && containerIsAnnotationArgument;
    isCFContainer |= isExpression && containerIsLiteralOrComputedPropertyName && container2IsN4FieldDeclaration;
    isCFContainer |= isExpression && containerIsN4ClassDefinition;
    isCFContainer |= isExpression && containerIsExportSpecifier;
    isCFContainer |= isExpression && containerIsExportDeclaration;
    return isCFContainer;
}

Example 12 with Block

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

the class DeadCodeAnalyser method findPrecedingStatement.

private ControlFlowElement findPrecedingStatement(ControlFlowElement cfe) {
    ControlFlowElement precedingStatement = null;
    Statement stmt = EcoreUtil2.getContainerOfType(cfe, Statement.class);
    if (stmt != null) {
        EObject stmtContainer = stmt.eContainer();
        if (stmtContainer != null && stmtContainer instanceof Block) {
            Block block = (Block) stmtContainer;
            EList<Statement> stmts = block.getStatements();
            int index = stmts.indexOf(stmt);
            if (index > 0) {
                precedingStatement = stmts.get(index - 1);
            }
        }
    }
    return precedingStatement;
}