/// <summary>
/// 注册一个事件
/// </summary>
/// <param name="eventName">事件名称</param>
/// <param name="handler">事件句柄</param>
/// <param name="life">在几次后事件会被自动释放</param>
/// <returns>事件句柄</returns>
public IEventHandler Listen(string eventName, Func <object, object> handler, int life = 0)
{
Guard.Requires <ArgumentNullException>(eventName != null);
Guard.Requires <ArgumentNullException>(handler != null);
eventName = Normalize(eventName);
var wildcard = eventName.IndexOf("*") != -1;
var eventHandler = new EventHandler(this, wildcard ? Str.AsteriskWildcard(eventName) : eventName, handler, life, wildcard);
lock (syncRoot)
{
if (wildcard)
{
SetWildcardListener(eventHandler);
}
else
{
List <EventHandler> handlers;
if (!this.handlers.TryGetValue(eventName, out handlers))
{
this.handlers[eventName] = handlers = new List <EventHandler>();
}
handlers.Add(eventHandler);
}
return(eventHandler);
}
}
public void TestStrIs()
{
Console.WriteLine(Str.AsteriskWildcard("path.?+/hello/w*d"));
Assert.AreEqual(true, Str.Is("path.?+/hello/w*d", @"path.?+/hello/world"));
Assert.AreEqual(false, Str.Is("path.?+/hello/w*d", @"hellopath.?+/hello/world"));
Assert.AreEqual(true, Str.Is("path.?+/hello/w*d", @"path.?+/hello/worlddddddddd"));
Assert.AreEqual(false, Str.Is("path.?+/hello/w*d", @"path.?+/hello/worldddddddddppppp"));
}
public void TestAsteriskWildcard()
{
var input = "path.?+/hello/wor*d";
input = Str.AsteriskWildcard(input);
Assert.AreEqual(@"path\.\?\+/hello/wor.*?d", input);
}
public void TestAsteriskWildcard(string expected, string input, string message)
{
Assert.AreEqual(expected, Str.AsteriskWildcard(input), message);
}
private static bool Is(string pattern, string value)
{
return(pattern == value || Regex.IsMatch(value, Str.AsteriskWildcard(pattern)));
}
/// <summary>
/// Build a regex pattern from a package name, expanding * globs as required.
/// </summary>
/// <param name="packageNamePattern">The package name pattern.</param>
/// <param name="wrap">Wrap the cleaned string by the given string.</param>
public static string PackageNameToRegexPattern(string packageNamePattern, string wrap = "(?i:^{0}$)")
{
return(string.Format(wrap, Str.AsteriskWildcard(packageNamePattern)));
}
