protected List <Operator> Parse(IRunner runner, string data) { var captures = new List <Capture>(); var result = runner.Run(data, captures); if (!result.IsSuccessful || result.InputPosition < data.Length) { throw new PegParsingException($"Parsing error at character {result.InputPosition}. {runner.ExplainResult(result, data)}"); } var iterator = new CaptureIterator <Operator>(data, captures); var output = BuildTree(iterator).ToList(); if (output.Count <= 0) { throw new PegParsingException($"Unable to parse PEG: {output}"); } return(output); }
private IEnumerable <Operator> BuildTree(CaptureIterator <Operator> iterator) { return(iterator.Iterate(BuildTreeNode)); }