public JsonGrammar()
: base("json")
{
EnableMatchEvents = false;
CaseSensitive = true;
// terminals
var jstring = new StringParser {
AllowEscapeCharacters = true, Name = "string"
};
var jnumber = new NumberParser
{
AllowExponent = true, AllowSign = true, AllowDecimal = true, Name = "number"
};
var jboolean = new BooleanTerminal
{
Name = "bool",
TrueValues = new[] { "true" },
FalseValues = new[] { "false" },
CaseSensitive = false
};
var jname = new StringParser {
AllowEscapeCharacters = true, Name = "name"
};
var jnull = new LiteralTerminal {
Value = "null", Name = "null", CaseSensitive = false
};
var ws = new RepeatCharTerminal(char.IsWhiteSpace);
var commaDelimiter = new RepeatCharTerminal(new RepeatCharItem(char.IsWhiteSpace), ',',
new RepeatCharItem(char.IsWhiteSpace));
// nonterminals (things we're interested in getting back)
var jobject = new SequenceParser {
Name = "object"
};
var jarray = new SequenceParser {
Name = "array"
};
var jprop = new SequenceParser {
Name = "property"
};
// rules
AlternativeParser jvalue = jstring | jnumber | jobject | jarray | jboolean | jnull;
jobject.Add("{", (-jprop).SeparatedBy(commaDelimiter), "}");
jprop.Add(jname, ":", jvalue);
jarray.Add("[", (-jvalue).SeparatedBy(commaDelimiter), "]");
// separate sequence and repeating parsers by whitespace
jvalue.SeparateChildrenBy(ws, false);
// allow whitespace before and after the initial object or array
Inner = ws & (jobject | jarray) & ws;
}
public CBFFGrammar()
: base("CBFF Definition")
{
EnableMatchEvents = false;
CaseSensitive = true;
// terminals
var jstring = new StringParser {
AllowEscapeCharacters = true, AllowDoubleQuote = false, AllowNonQuoted = true, Name = "string", QuoteCharacters = null
};
var jnumber = new NumberParser {
AllowExponent = true, AllowSign = true, AllowDecimal = true, Name = "number"
};
var jboolean = new BooleanTerminal {
Name = "bool", TrueValues = new string[] { "true" }, FalseValues = new string[] { "false" }, CaseSensitive = false
};
var jname = new StringParser {
AllowDoubleQuote = false, AllowEscapeCharacters = true, AllowNonQuoted = true, Name = "name", QuoteCharacters = null
};
var jnull = new LiteralTerminal {
Value = "null", Name = "null", CaseSensitive = false
};
var ws = new RepeatCharTerminal(char.IsWhiteSpace);
var commaDelimiter = new RepeatCharTerminal(new RepeatCharItem(char.IsWhiteSpace), ';', new RepeatCharItem(char.IsWhiteSpace));
// nonterminals (things we're interested in getting back)
var jobject = new SequenceParser {
Name = "object"
};
var jarray = new SequenceParser {
Name = "array"
};
var jprop = new SequenceParser {
Name = "property"
};
// rules
var jvalue = jstring | jnumber | jobject | jarray | jboolean | jnull;
jobject.Add((+Terminals.LetterOrDigit).Named("NodeName") & ws & "{", ws & -((jprop & -Terminals.Set(';')) | jobject | jarray) & ws, "}");
jprop.Add(jname, ":", jvalue);
jarray.Add((+Terminals.LetterOrDigit).Named("NodeName") & ws & "[", ws & -((jprop & -Terminals.Set(';')) | jobject | jarray) & ws, "]");
// separate sequence and repeating parsers by whitespace
jvalue.SeparateChildrenBy(ws, false);
// allow whitespace before and after the initial object or array
this.Inner = ws & +(jobject | jarray) & ws;
}
