implab/ImplabNet Files · Implab/Formats/CharAlphabet.cs

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             CharAlphabet.cs
        
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                CSharpLexer
            
             / Implab / Formats / CharAlphabet.cs
          
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      using System.Collections.Generic;

      using System.Linq;

      using Implab.Automaton;

      using System;

      namespace Implab.Formats {

          public class CharAlphabet : IndexedAlphabetBase<char> {

              public override int GetSymbolIndex(char symbol) {

                  return symbol;

              }

              public IEnumerable<char> InputSymbols {

                  get { return Enumerable.Range(char.MinValue, char.MaxValue).Cast<char>(); }

              }

              public CharMap CreateCharMap() {

                  var map = new Dictionary<int, int>();

                  int max = 0, min = char.MaxValue;

                  foreach (var p in Mappings) {

                      var index = GetSymbolIndex(p.Key);

                      max = Math.Max(max, index);

                      min = Math.Min(min, index);

                      map[index] = p.Value;

                  }

                  var result = new int[max - min + 1];

                  for (int i = 0; i < result.Length; i++)

                      map.TryGetValue(min + i, out result[i]);

                  return new CharMap((char)min, result);

              }

          }

      }

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				using System.Collections.Generic;
				using System.Linq;
				using Implab.Automaton;
				using System;

				namespace Implab.Formats {
				public class CharAlphabet : IndexedAlphabetBase<char> {

				public override int GetSymbolIndex(char symbol) {
				return symbol;
				}

				public IEnumerable<char> InputSymbols {
				get { return Enumerable.Range(char.MinValue, char.MaxValue).Cast<char>(); }
				}

				public CharMap CreateCharMap() {
				var map = new Dictionary<int, int>();

				int max = 0, min = char.MaxValue;
				foreach (var p in Mappings) {
				var index = GetSymbolIndex(p.Key);
				max = Math.Max(max, index);
				min = Math.Min(min, index);
				map[index] = p.Value;
				}

				var result = new int[max - min + 1];

				for (int i = 0; i < result.Length; i++)
				map.TryGetValue(min + i, out result[i]);

				return new CharMap((char)min, result);
				}
				}
				}