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Add simpler NextOf function.

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This commit is contained in:
UnknownShadow200 2015-04-18 08:17:07 +10:00
parent 988b238501
commit 4929075212
2 changed files with 5 additions and 18 deletions
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22
Commands/CommandReader.cs
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@ -1,5 +1,4 @@
using System;
using System.ComponentModel;
namespace ClassicalSharp.Commands {
@ -60,23 +59,10 @@ namespace ClassicalSharp.Commands {
}
}
public bool NextOf<T>( out T value ) {
string next = Next();
if( next == null ) {
value = default( T );
return false;
}
TypeConverter converter = TypeDescriptor.GetConverter( typeof( T ) );
try {
value = (T)converter.ConvertFromInvariantString( next );
return true;
} catch( FormatException ) {
value = default( T );
} catch( NotSupportedException ) {
value = default( T );
}
return false;
public bool NextOf<T>( out T value, TryParseFunc<T> parser ) {
bool success = parser( Next(), out value );
if( !success ) value = default( T);
return success;
}
bool MoveNext() {

1
Utils/Utils.cs
View File

@ -15,6 +15,7 @@ namespace ClassicalSharp {
public delegate TResult Func<TResult>();
public delegate TResult Func<T1, TResult>( T1 arg1 );
public delegate TResult Func<T1, T2, TResult>( T1 arg1, T2 arg2 );
public delegate bool TryParseFunc<T>( string s, out T value );
// ################################################################
public static class Utils {