private static IEnumerable<string> FindPossibilities(GrammarMatch match)
{
var literals = new List<string>();
foreach (var child in match.Errors)
{
literals.AddRange(FindPossibilities(child));
}
return literals.Distinct().OrderBy(l => l);
}
private static IEnumerable <string> FindPossibilities(GrammarMatch match)
{
var literals = new List <string>();
foreach (var child in match.Errors)
{
literals.AddRange(FindPossibilities(child));
}
return(literals.Distinct().OrderBy(l => l));
}
public GoldDefinition Build(string grammar)
{
GrammarMatch match = Match(grammar);
if (!match.Success)
{
throw new FormatException(string.Format("Error parsing gold grammar: {0}", match.ErrorMessage));
}
return(definition);
}
/// <summary>
/// Parses the specified json into a token value
/// </summary>
/// <param name="json">Json string to parse</param>
public static JsonToken Parse(string json)
{
GrammarMatch match = Grammar.Match(json);
if (!match.Success)
{
throw new ArgumentOutOfRangeException("json",
string.Format("Invalid Json string: {0}", match.ErrorMessage));
}
return(GetToken(match.Matches.First()));
}
public static void TestAddress(GrammarMatch match)
{
Assert.IsTrue(match.Success, match.ErrorMessage);
Assert.AreEqual("Joe", match["first-name", true].Text);
Assert.AreEqual("Smith", match["last-name", true].Text);
Assert.AreEqual("123", match["house-num", true].Text);
Assert.AreEqual("Elm Street", match["street", true].Text);
Assert.AreEqual("Elm", match["street-name", true].Text);
Assert.AreEqual("Street", match["street-type", true].Text);
Assert.AreEqual("Vancouver", match["town-name", true].Text);
Assert.AreEqual("BC", match["state-code", true].Text);
Assert.AreEqual("V5V5V5", match["zip-code", true].Text);
}
public Grammar Build(string bnf, string startParserName)
{
this.startParserName = startParserName;
Parser parser;
GrammarMatch match = Match(new StringScanner(bnf));
if (!match.Success)
{
throw new FormatException(string.Format("Error parsing bnf: \n{0}", match.ErrorMessage));
}
if (!parserLookup.TryGetValue(startParserName, out parser))
{
throw new ArgumentException("the topParser specified is not found in this bnf");
}
return(parser as Grammar);
}
public GrammarMatch Match(Scanner scanner)
{
//scanner.ThrowIfNull("scanner");
var args = new ParseArgs(this, scanner);
if (!initialized)
{
Initialize();
}
Parse(args);
GrammarMatch root = args.Root;
if (root.Success && EnableMatchEvents)
{
root.TriggerPreMatch();
root.TriggerMatch();
}
return(root);
}
public MatchCollection Matches(Scanner scanner)
{
scanner.ThrowIfNull("scanner");
var matches = new MatchCollection();
bool eof = scanner.IsEof;
while (!eof)
{
GrammarMatch match = Match(scanner);
if (match.Success)
{
matches.AddRange(match.Matches);
eof = scanner.IsEof;
}
else
{
eof = scanner.Advance(1) < 0;
}
}
return(matches);
}
public static void TestAddress(GrammarMatch match)
{
Assert.IsTrue(match.Success, match.ErrorMessage);
Assert.AreEqual("Joe", match["first-name", true].Text);
Assert.AreEqual("Smith", match["last-name", true].Text);
Assert.AreEqual("123", match["house-num", true].Text);
Assert.AreEqual("Elm Street", match["street", true].Text);
Assert.AreEqual("Elm", match["street-name", true].Text);
Assert.AreEqual("Street", match["street-type", true].Text);
Assert.AreEqual("Vancouver", match["town-name", true].Text);
Assert.AreEqual("BC", match["state-code", true].Text);
Assert.AreEqual("V5V5V5", match["zip-code", true].Text);
}
