private void WriteAliases(TransitionTable table)
{
_writer.Write(table.Aliases.Count);
foreach (var pair in table.Aliases)
{
_writer.Write(pair.Key);
_writer.Write(pair.Value);
}
}
private void WriteTransitions(TransitionTable table)
{
_writer.Write(table.Transitions.Length);
foreach (var map in table.Transitions)
{
_writer.Write(map.Count);
foreach (var pair in map)
{
_writer.Write(pair.Key);
_writer.Write(pair.Value);
}
}
}
private string GetAliasesSourceCode(TransitionTable table)
{
var sb = new StringBuilder();
sb.AppendFormat("var aliases = new Dictionary<ushort, string>({0});", table.Aliases.Count);
sb.AppendLine();
foreach (var alias in table.Aliases)
{
sb.AppendFormat("aliases[{0}] = \"{1}\";", alias.Key, alias.Value);
sb.AppendLine();
}
return(sb.ToString());
}
private string GetTransitionsSourceCode(TransitionTable table)
{
var length = table.Transitions.Length;
var sb = new StringBuilder();
sb.AppendFormat("var transitions = new Dictionary<char, ushort>[{0}];", length);
sb.AppendLine();
for (ushort index = 0; index < length; index++)
{
var states = table.Transitions[index];
AppendTransitionsSourceCode(sb, index, states);
}
return(sb.ToString());
}
public void Write(TransitionTable table)
{
_writer.WriteLine("using System.Collections.Generic;");
_writer.WriteLine();
_writer.WriteLine("namespace CSharpCompiler.Lexica.Regexp");
_writer.WriteLine("{");
_writer.WriteLine("public static class TransitionTableSource");
_writer.WriteLine("{");
_writer.WriteLine("public static TransitionTable GetTransitionTable()");
_writer.WriteLine("{");
_writer.WriteLine(GetHeadSourceCode(table));
_writer.WriteLine(GetTransitionsSourceCode(table));
_writer.WriteLine(GetAliasesSourceCode(table));
_writer.WriteLine("return new TransitionTable(head, transitions, aliases);");
_writer.WriteLine("}");
_writer.WriteLine("}");
_writer.WriteLine("}");
}
private string GetHeadSourceCode(TransitionTable table)
{
return(string.Format("ushort head = {0};", table.Head));
}
private void WriteHead(TransitionTable table)
{
_writer.Write(table.Head);
}
public void Write(TransitionTable table)
{
WriteHead(table);
WriteTransitions(table);
WriteAliases(table);
}