private static IParseResult <Expression> ParseValue(LLEnumerator <Token.Match> tokens)
{
var a = Parts.Value.Parse(tokens);
if (a is FailedParseResult <Value> aFailure)
{
return(aFailure.Cast <Expression>());
}
if (tokens.LookAhead(Token.Match.Eof).Type != Token.Type.And &&
tokens.LookAhead(Token.Match.Eof).Type != Token.Type.Or)
{
return(a.Then(v => new Expression(v)));
}
var conjunction = Conjunction.Parse(tokens);
var b = Parse(tokens);
return(a.AndThen(conjunction, b, (aR, cR, bR) => new Expression(aR, cR, bR)));
}
public ConjunctionMatchable(IMatchable left, Conjunction conjunction, IMatchable right)
{
Left = left;
Conjunction = conjunction;
Right = right;
}
