/**
* Creates a new parser.
*
* @param tokenizer the tokenizer to use
* @param analyzer the analyzer callback to use
*/
public RecursiveDescentParser(Tokenizer tokenizer,
Analyzer analyzer)
: base(tokenizer, analyzer) {
}
/**
* Creates a new parser.
*
* @param input the input stream to read from
* @param analyzer the analyzer callback to use
*
* @throws ParserCreationException if the tokenizer couldn't be
* initialized correctly
*
* @since 1.5
*/
public RecursiveDescentParser(TextReader input, Analyzer analyzer)
: base(input, analyzer) {
}
/**
* Creates a new parser.
*
* @param input the input stream to read from
* @param analyzer the analyzer callback to use
*
* @throws ParserCreationException if the tokenizer couldn't be
* initialized correctly
*
* @since 1.5
*/
internal Parser(TextReader input, Analyzer analyzer) {
this.tokenizer = NewTokenizer(input);
this.analyzer = (analyzer == null) ? NewAnalyzer() : analyzer;
}
/**
* Creates a new parser.
*
* @param tokenizer the tokenizer to use
* @param analyzer the analyzer callback to use
*/
internal Parser(Tokenizer tokenizer, Analyzer analyzer) {
this.tokenizer = tokenizer;
this.analyzer = (analyzer == null) ? NewAnalyzer() : analyzer;
}
/// <summary>
/// Parses the code from the Code property and files syntax errors if any.
/// </summary>
protected void Parse()
{
// The parser expects each instruction to end with '\n'.
if (!Code.EndsWith("\n")) Code += "\n";
Analyzer a = new Analyzer(this);
Parser p = new PicoParser(new StringReader(Code), a);
try
{
Node n = p.Parse();
}
catch (ParserLogException ex)
{
for (int i = 0; i < ex.Count; i++)
{
ParseException e = ex[i];
Error err = new Error();
err.ID = 0;
err.Description = string.Format(Messages.E0000, e.ErrorMessage);
err.Line = e.Line;
err.Column = e.Column;
Errors.Add(err);
}
}
}
