public IRuleRef <TNode> Create <TNode>(IGrammarBuilder <TNode> grammar)
{
_grammarBuilderAdapter = new GrammarBuilderAdapter(rule => grammar.DefineRule(rule.Name, rule), name => grammar.Ref(name));
ArgAssert.NotNull(nameof(Factory), Factory);
var rule = Factory(this);
var ruleRef = grammar.DefineRule(rule.Name, rule);
_grammarBuilderAdapter = null;
if (RefName != null)
{
ruleRef.As(RefName);
}
return(ruleRef);
}
private void DefineReferencedRulesAsDummies(IGrammarBuilder <INode> grammar, ProtoRule rule, HashSet <string> defined)
{
foreach (var child in rule.Children)
{
if (child.DisplayText == "Ref" && child.RuleName != null && !defined.Contains(child.RuleName))
{
defined.Add(child.RuleName);
grammar.DefineRule(child.RuleName, new MockRule(child.RuleName));
}
DefineReferencedRulesAsDummies(grammar, child, defined);
}
}
public static IRuleRef <TNode> Not <TNode>(this IGrammarBuilder <TNode> grammar, string?name, IRuleRef target)
{
return(grammar.DefineRule(name, new Not(name, target)));
}
public static IRuleRef <TNode> Any <TNode>(this IGrammarBuilder <TNode> grammar, string?name)
{
return(grammar.DefineRule(name, new AnyTerminal(name)));
}
public static IRuleRef <TNode> Optional <TNode>(this IGrammarBuilder <TNode> grammar, string?name, IRuleRef rule)
{
return(grammar.DefineRule(name, new Repeat(name, rule, 0, 1)));
}
public static IRuleRef <TNode> OneOrMore <TNode>(this IGrammarBuilder <TNode> grammar, string?name, IRuleRef rule)
{
return(grammar.DefineRule(name, new Repeat(name, rule, 1, -1)));
}
public static IRuleRef <TNode> Repeat <TNode>(this IGrammarBuilder <TNode> grammar, string?name, IRuleRef rule, int min = 0, int max = -1)
{
return(grammar.DefineRule(name, new Repeat(name, rule, min, max)));
}
public static IRuleRef <TNode> Choice <TNode>(this IGrammarBuilder <TNode> grammar, string?name, IEnumerable <IRuleRef> rules)
{
return(grammar.DefineRule(name, new Choice(name, rules)));
}
public static IRuleRef <TNode> Choice <TNode>(this IGrammarBuilder <TNode> grammar, string?name, params IRuleRef[] rules)
{
return(grammar.DefineRule(name, new Choice(name, rules)));
}
public static IRuleRef <TNode> TerminalValue <TNode>(this IGrammarBuilder <TNode> grammar, string value, string?name = null)
{
return(grammar.DefineRule(name, new Terminal(name, new TokenValueMatcher(value))));
}
public static IRuleRef <TNode> TerminalType <TNode>(this IGrammarBuilder <TNode> grammar, string tokenType, string?name = null)
{
return(grammar.DefineRule(name, new Terminal(name, tokenType)));
}
public static IRuleRef <TNode> Terminal <TNode, TEnum>(this IGrammarBuilder <TNode> grammar, TEnum tokenType, string?name = null)
where TEnum : System.Enum
{
return(grammar.DefineRule(name, new Terminal(name, tokenType.ToString())));
}
public static IRuleRef <TNode> Terminal <TNode>(this IGrammarBuilder <TNode> grammar, ITokenMatcher matcher, string?name = null)
{
return(grammar.DefineRule(name, new Terminal(name, matcher)));
}