/// <summary>
/// Given an editor-config code-style-option, gives back the constituent parts of the
/// option. For example, if the option is "true:error" then "true" will be returned
/// in <paramref name="value"/> and <see cref="NotificationOption.Error"/> will be returned
/// in <paramref name="notificationOpt"/>. Note that users are allowed to not provide
/// a NotificationOption, so <paramref name="notificationOpt"/> may be null. The caller
/// of this method must decide what to do in that case.
/// </summary>
public static bool TryGetCodeStyleValueAndOptionalNotification(
string arg, out string value, out NotificationOption notificationOpt)
{
var args = arg.Split(':');
Debug.Assert(args.Length > 0);
// We allow a single value to be provided in some cases. For example users
// can provide 'false' without supplying a notification as well. Allow the
// caller of this to determine what to do in this case.
if (args.Length == 1)
{
value = args[0].Trim();
notificationOpt = null;
return(true);
}
if (args.Length == 2)
{
// If we have two args, then the second must be a notification option. If
// it isn't, then this isn't a valid code style option at all.
if (TryParseNotification(args[1], out var localNotification))
{
value = args[0].Trim();
notificationOpt = localNotification;
return(true);
}
}
// We only support 0 or 1 args. Anything else can't be parsed properly.
value = null;
notificationOpt = null;
return(false);
}
public static bool TryParseNotification(string value, out NotificationOption notification)
{
switch (value.Trim())
{
case EditorConfigSeverityStrings.None:
notification = NotificationOption.None;
return(true);
case EditorConfigSeverityStrings.Refactoring:
case EditorConfigSeverityStrings.Silent:
notification = NotificationOption.Silent;
return(true);
case EditorConfigSeverityStrings.Suggestion: notification = NotificationOption.Suggestion; return(true);
case EditorConfigSeverityStrings.Warning: notification = NotificationOption.Warning; return(true);
case EditorConfigSeverityStrings.Error: notification = NotificationOption.Error; return(true);
}
notification = NotificationOption.Silent;
return(false);
}