private static Optional <CodeStyleOption <ParenthesesPreference> > ParseParenthesesPreference(
string optionString, Optional <CodeStyleOption <ParenthesesPreference> > defaultValue)
{
if (TryGetCodeStyleValueAndOptionalNotification(optionString,
out var value, out var notificationOpt))
{
Debug.Assert(s_parenthesesPreferenceMap.ContainsKey(value));
return(new CodeStyleOption <ParenthesesPreference>(s_parenthesesPreferenceMap.GetValueOrDefault(value),
notificationOpt ?? NotificationOption.Silent));
}
return(defaultValue);
}
private static Optional <CodeStyleOption <UnusedValuePreference> > ParseUnusedExpressionAssignmentPreference(
string optionString,
CodeStyleOption <UnusedValuePreference> defaultCodeStyleOption)
{
if (TryGetCodeStyleValueAndOptionalNotification(optionString,
out var value, out var notificationOpt))
{
return(new CodeStyleOption <UnusedValuePreference>(
s_unusedExpressionAssignmentPreferenceMap.GetValueOrDefault(value), notificationOpt ?? defaultCodeStyleOption.Notification));
}
return(s_preferNoneUnusedValuePreference);
}
private static CodeStyleOption <AccessibilityModifiersRequired> ParseAccessibilityModifiersRequired(string optionString)
{
if (TryGetCodeStyleValueAndOptionalNotification(optionString,
out var value, out var notificationOpt))
{
if (value == "never")
{
// If they provide 'never', they don't need a notification level.
notificationOpt = notificationOpt ?? NotificationOption.Silent;
}
if (notificationOpt != null)
{
Debug.Assert(s_accessibilityModifiersRequiredMap.ContainsKey(value));
return(new CodeStyleOption <AccessibilityModifiersRequired>(s_accessibilityModifiersRequiredMap.GetValueOrDefault(value), notificationOpt));
}
}
return(s_requireAccessibilityModifiersDefault);
}