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implab » ImplabNet
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fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.
fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.
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r180:c32688129f14 ref20160224
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IndexedAlphabetBase.cs
50 lines | 1.8 KiB | text/x-csharp | CSharpLexer
/ Implab / Automaton / IndexedAlphabetBase.cs
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cin
DFA refactoring
 r162 using Implab;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
namespace Implab.Automaton {
/// <summary>
/// Indexed alphabet is the finite set of symbols where each symbol has a zero-based unique index.
/// </summary>
cin
sync
 r167 /// <remarks>
/// Indexed alphabets are usefull in bulting efficient translations from source alphabet
/// to the input alphabet of the automaton. It's assumed that the index to the symbol match
/// is well known and documented.
/// </remarks>
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rewritten the text scanner
 r176 public abstract class IndexedAlphabetBase<T> : MapAlphabet<T> {
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Working on regular DFA
 r171
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rewritten the text scanner
 r176 protected IndexedAlphabetBase() :base(true, null) {
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Working on text scanner
 r172 }
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DFA refactoring
 r162 public abstract int GetSymbolIndex(T symbol);
/// <summary>
/// Gets the translation map from the index of the symbol to it's class this is usefull for the optimized input symbols transtaion.
/// </summary>
cin
rewritten the text scanner
 r176 /// <remarks>
/// The map is continous and start from the symbol with zero code. The last symbol
/// in the map is the last classified symbol in the alphabet, i.e. the map can be
/// shorter then the whole alphabet.
/// </remarks>
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DFA refactoring
 r162 /// <returns>The translation map.</returns>
public int[] GetTranslationMap() {
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refactoring complete, JSONParser rewritten
 r180 var map = new Dictionary<int, int>();
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rewritten the text scanner
 r176
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refactoring complete, JSONParser rewritten
 r180 int max = 0;
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rewritten the text scanner
 r176 foreach (var p in Mappings) {
var index = GetSymbolIndex(p.Key);
max = Math.Max(max, index);
map[index] = p.Value;
}
var result = new int[max + 1];
for (int i = 0; i < result.Length; i++)
map.TryGetValue(i, out result[i]);
return result;
cin
DFA refactoring
 r162 }
}
}