implab/ImplabNet Files · Implab/Automaton/RegularExpressions/RegularExpressionVisitorT.cs

Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...

Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler Any unhandled OperationCanceledException will cause the promise cancelation

cin - - Load All Authors

File last commit:

r178:d5c5db0335ee ref20160224


                r187:dd4a3590f9c6

ref20160224

Download file

             RegularExpressionVisitorT.cs
        
                    37 lines
            
             | 1.2 KiB
            
                | text/x-csharp
            
             |
                CSharpLexer
            
             / Implab / Automaton / RegularExpressions / RegularExpressionVisitorT.cs
          
                    History
                
                 |
                  Source
                 | Raw
                 |Copy content
                 |Copy permalink

        cin
    
working on JSON parser

              r178
            
      using Implab;

      using System;

      using System.Collections.Generic;

      using System.Diagnostics;

      using System.Linq;

      namespace Implab.Automaton.RegularExpressions {

          /// <summary>

          /// </summary>

          public class RegularExpressionVisitor<TTag> : RegularExpressionVisitor {

              readonly Dictionary<int, TTag> m_tags = new Dictionary<int, TTag>();

              readonly ITaggedDFABuilder<TTag> m_builder;

              public RegularExpressionVisitor(ITaggedDFABuilder<TTag> builder) : base(builder) {

                  m_builder = builder;

              }

              public override void Visit(EndToken token) {

                  base.Visit(token);

                  var tagged = token as EndToken<TTag>;

                  if (tagged != null)

                      m_tags.Add(Index, tagged.Tag);

              }

              protected override void MarkFinalState(HashSet<int> state) {

                  base.MarkFinalState(state);

                  m_builder.SetStateTag(Translate(state), GetStateTags(state));

              }

              TTag[] GetStateTags(IEnumerable<int> state) {

                  Debug.Assert(state != null);

                  return state.Where(m_tags.ContainsKey).Select(pos => m_tags[pos]).ToArray();

              }

          }

      }

	Site-wide shortcuts
/	Use quick search box
g h	Goto home page
g g	Goto my private gists page
g G	Goto my public gists page
g 0-9	Goto bookmarked items from 0-9
n r	New repository page
n g	New gist page

	Repositories
g s	Goto summary page
g c	Goto changelog page
g f	Goto files page
g F	Goto files page with file search activated
g p	Goto pull requests page
g o	Goto repository settings
g O	Goto repository access permissions settings
t s	Toggle sidebar on some pages

cin working on JSON parser	r178	using Implab;
		using System;
		using System.Collections.Generic;
		using System.Diagnostics;
		using System.Linq;

		namespace Implab.Automaton.RegularExpressions {
		/// <summary>
		/// </summary>
		public class RegularExpressionVisitor<TTag> : RegularExpressionVisitor {
		readonly Dictionary<int, TTag> m_tags = new Dictionary<int, TTag>();

		readonly ITaggedDFABuilder<TTag> m_builder;

		public RegularExpressionVisitor(ITaggedDFABuilder<TTag> builder) : base(builder) {
		m_builder = builder;
		}

		public override void Visit(EndToken token) {
		base.Visit(token);
		var tagged = token as EndToken<TTag>;
		if (tagged != null)
		m_tags.Add(Index, tagged.Tag);
		}

		protected override void MarkFinalState(HashSet<int> state) {
		base.MarkFinalState(state);
		m_builder.SetStateTag(Translate(state), GetStateTags(state));
		}

		TTag[] GetStateTags(IEnumerable<int> state) {
		Debug.Assert(state != null);
		return state.Where(m_tags.ContainsKey).Select(pos => m_tags[pos]).ToArray();
		}

		}
		}