Examples with SwitchExpression org.eclipse.jdt.core.dom.SwitchExpression used on opensource projects

Example 6 with SwitchExpression

use of org.eclipse.jdt.core.dom.SwitchExpression in project eclipse.jdt.ls by eclipse.

the class LocalCorrectionsSubProcessor method getMissingEnumConstantCaseProposals.

public static void getMissingEnumConstantCaseProposals(IInvocationContext context, IProblemLocationCore problem, Collection<ChangeCorrectionProposal> proposals) {
    for (ChangeCorrectionProposal proposal : proposals) {
        if (CorrectionMessages.LocalCorrectionsSubProcessor_add_missing_cases_description.equals(proposal.getName())) {
            return;
        }
    }
    ASTNode selectedNode = problem.getCoveringNode(context.getASTRoot());
    if (selectedNode instanceof Expression) {
        StructuralPropertyDescriptor locationInParent = selectedNode.getLocationInParent();
        ASTNode parent = selectedNode.getParent();
        ITypeBinding binding;
        List<Statement> statements;
        if (locationInParent == SwitchStatement.EXPRESSION_PROPERTY) {
            SwitchStatement statement = (SwitchStatement) parent;
            binding = statement.getExpression().resolveTypeBinding();
            statements = statement.statements();
        } else if (locationInParent == SwitchExpression.EXPRESSION_PROPERTY) {
            SwitchExpression switchExpression = (SwitchExpression) parent;
            binding = switchExpression.getExpression().resolveTypeBinding();
            statements = switchExpression.statements();
        } else {
            return;
        }
        if (binding == null || !binding.isEnum()) {
            return;
        }
        ArrayList<String> missingEnumCases = new ArrayList<>();
        boolean hasDefault = evaluateMissingSwitchCases(binding, statements, missingEnumCases);
        if (missingEnumCases.size() == 0 && hasDefault) {
            return;
        }
        createMissingCaseProposals(context, parent, missingEnumCases, proposals);
    }
}

Example 7 with SwitchExpression

use of org.eclipse.jdt.core.dom.SwitchExpression in project eclipse.jdt.ls by eclipse.

the class QuickAssistProcessor method getConvertToSwitchExpressionProposals.

private static boolean getConvertToSwitchExpressionProposals(IInvocationContext context, ASTNode covering, Collection<ChangeCorrectionProposal> resultingCollections) {
    if (covering instanceof Block) {
        List<Statement> statements = ((Block) covering).statements();
        int startIndex = QuickAssistProcessorUtil.getIndex(context.getSelectionOffset(), statements);
        if (startIndex == -1 || startIndex >= statements.size()) {
            return false;
        }
        covering = statements.get(startIndex);
    } else {
        while (covering instanceof SwitchCase || covering instanceof SwitchExpression) {
            covering = covering.getParent();
        }
    }
    SwitchStatement switchStatement;
    if (covering instanceof SwitchStatement) {
        switchStatement = (SwitchStatement) covering;
    } else {
        return false;
    }
    SwitchExpressionsFixCore fix = SwitchExpressionsFixCore.createConvertToSwitchExpressionFix(switchStatement);
    if (fix == null) {
        return false;
    }
    if (resultingCollections == null) {
        return true;
    }
    // add correction proposal
    try {
        CompilationUnitChange change = fix.createChange(null);
        ChangeCorrectionProposal proposal = new ChangeCorrectionProposal(fix.getDisplayString(), JavaCodeActionKind.QUICK_ASSIST, change, IProposalRelevance.CONVERT_TO_SWITCH_EXPRESSION);
        resultingCollections.add(proposal);
    } catch (CoreException e) {
    // continue
    }
    return true;
}