##// END OF EJS Templates
Fixed Safe.DisposeCollection NullReferenceException...
Fixed Safe.DisposeCollection NullReferenceException Added logs to ContainerBuilder

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r289:95896f882995 v3.0.14 v3
r292:807f0bc35f40 v3
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Token.cs
63 lines | 1.7 KiB | text/x-csharp | CSharpLexer
cin
Added tests for Implab.ServiceHost.Unity configuration loader.
r289 using Implab;
using System;
using System.Linq;
namespace Implab.Automaton.RegularExpressions {
public abstract class Token {
public abstract void Accept(IVisitor visitor);
public Token End() {
return Cat(new EndToken());
}
public Token Tag<TTag>(TTag tag) {
return Cat(new EndToken<TTag>(tag));
}
public Token Cat(Token right) {
return new CatToken(this, right);
}
public Token Or(Token right) {
return new AltToken(this, right);
}
public Token Optional() {
return Or(new EmptyToken());
}
public Token EClosure() {
return new StarToken(this);
}
public Token Closure() {
return Cat(new StarToken(this));
}
public Token Repeat(int count) {
Token token = null;
for (int i = 0; i < count; i++)
token = token != null ? token.Cat(this) : this;
return token ?? new EmptyToken();
}
public Token Repeat(int min, int max) {
if (min > max || min < 1)
throw new ArgumentOutOfRangeException();
var token = Repeat(min);
for (int i = min; i < max; i++)
token = token.Cat( Optional() );
return token;
}
public static Token New(params int[] set) {
Safe.ArgumentNotNull(set, "set");
Token token = null;
foreach(var c in set.Distinct())
token = token == null ? new SymbolToken(c) : token.Or(new SymbolToken(c));
return token;
}
}
}