Function addDefaultValueAssignmentIfNeeded

test/fixtures/snapshot/typescript.js:89452–89459

(parameter, context)

        return parameters;
    }
    function addDefaultValueAssignmentIfNeeded(parameter, context) {
        // A rest parameter cannot have a binding pattern or an initializer,
        // so let's just ignore it.
        return parameter.dotDotDotToken ? parameter :
            ts.isBindingPattern(parameter.name) ? addDefaultValueAssignmentForBindingPattern(parameter, context) :
                parameter.initializer ? addDefaultValueAssignmentForInitializer(parameter, parameter.name, parameter.initializer, context) :
                    parameter;
    }
    function addDefaultValueAssignmentForBindingPattern(parameter, context) {
        var factory = context.factory;
        context.addInitializationStatement(factory.createVariableStatement(