public bool Read()
{
int charCode;
while ((charCode = this.reader.Read()) != -1)
{
var currentChar = (char)charCode;
var currentCharType = TokenBuilder.GetCharType(currentChar);
if (!this.builder.TryAppend(currentChar, currentCharType))
{
if (!this.builder.IsEmpty)
{
this.Current = this.builder.GetValue();
}
if (!this.builder.TryAppend(currentChar, currentCharType))
{
throw new InvalidOperationException("Should be able to append to builder at this point, but cannot. This shouldn't happen ever.");
}
if (!this.builder.IsEmpty)
{
return(true);
}
}
}
if (!this.builder.IsEmpty)
{
this.Current = this.builder.GetValue();
return(true);
}
return(false);
}
public TokenReader(TextReader reader)
{
this.reader = reader;
this.builder = new TokenBuilder();
}