private void HandleSetElementTokenReference(IIntSet elements, GrammarAST t)
{
int ttype;
if (grammar.type == GrammarType.Lexer)
{
// recursively will invoke this rule to match elements in target rule ref
IIntSet ruleSet = grammar.GetSetFromRule(this, t.Text);
if (ruleSet == null)
{
ErrorManager.GrammarError(ErrorManager.MSG_RULE_INVALID_SET, grammar, t.Token, t.Text);
}
else
{
elements.AddAll(ruleSet);
}
}
else
{
ttype = grammar.GetTokenType(t.Text);
if (elements.Contains(ttype))
{
ErrorManager.GrammarError(ErrorManager.MSG_DUPLICATE_SET_ENTRY, grammar, t.Token, t.Text);
}
elements.Add(ttype);
}
}
private void HandleSetElementStringLiteral(IIntSet elements, GrammarAST s)
{
int ttype = grammar.GetTokenType(s.Text);
if (elements.Contains(ttype))
ErrorManager.GrammarError(ErrorManager.MSG_DUPLICATE_SET_ENTRY, grammar, s.Token, s.Text);
elements.Add(ttype);
}
private void HandleSetElementCharLiteral(IIntSet elements, GrammarAST c)
{
int ttype;
if (grammar.type == GrammarType.Lexer)
ttype = Grammar.GetCharValueFromGrammarCharLiteral(c.Text);
else
ttype = grammar.GetTokenType(c.Text);
if (elements.Contains(ttype))
ErrorManager.GrammarError(ErrorManager.MSG_DUPLICATE_SET_ENTRY, grammar, c.Token, c.Text);
elements.Add(ttype);
}
public virtual void Add(Label a)
{
if (IsAtom)
{
_labelSet = IntervalSet.Of(label);
label = SET;
if (a.IsAtom)
{
_labelSet.Add(a.Atom);
}
else if (a.IsSet)
{
_labelSet.AddAll(a.Set);
}
else
{
throw new InvalidOperationException("can't add element to Label of type " + label);
}
return;
}
if (IsSet)
{
if (a.IsAtom)
{
_labelSet.Add(a.Atom);
}
else if (a.IsSet)
{
_labelSet.AddAll(a.Set);
}
else
{
throw new InvalidOperationException("can't add element to Label of type " + label);
}
return;
}
throw new InvalidOperationException("can't add element to Label of type " + label);
}
private void HandleSetElementTokenReference(IIntSet elements, GrammarAST t)
{
int ttype;
if (grammar.type == GrammarType.Lexer)
{
// recursively will invoke this rule to match elements in target rule ref
IIntSet ruleSet = grammar.GetSetFromRule(this, t.Text);
if (ruleSet == null)
ErrorManager.GrammarError(ErrorManager.MSG_RULE_INVALID_SET, grammar, t.Token, t.Text);
else
elements.AddAll(ruleSet);
}
else
{
ttype = grammar.GetTokenType(t.Text);
if (elements.Contains(ttype))
ErrorManager.GrammarError(ErrorManager.MSG_DUPLICATE_SET_ENTRY, grammar, t.Token, t.Text);
elements.Add(ttype);
}
}
private void HandleSetElementStringLiteral(IIntSet elements, GrammarAST s)
{
int ttype = grammar.GetTokenType(s.Text);
if (elements.Contains(ttype))
ErrorManager.GrammarError(ErrorManager.MSG_DUPLICATE_SET_ENTRY, grammar, s.Token, s.Text);
elements.Add(ttype);
}
private void HandleSetElementCharLiteral(IIntSet elements, GrammarAST c)
{
int ttype;
if (grammar.type == GrammarType.Lexer)
ttype = Grammar.GetCharValueFromGrammarCharLiteral(c.Text);
else
ttype = grammar.GetTokenType(c.Text);
if (elements.Contains(ttype))
ErrorManager.GrammarError(ErrorManager.MSG_DUPLICATE_SET_ENTRY, grammar, c.Token, c.Text);
elements.Add(ttype);
}
public virtual void Add( Label a )
{
if ( IsAtom )
{
_labelSet = IntervalSet.Of( label );
label = SET;
if ( a.IsAtom )
{
_labelSet.Add( a.Atom );
}
else if ( a.IsSet )
{
_labelSet.AddAll( a.Set );
}
else
{
throw new InvalidOperationException( "can't add element to Label of type " + label );
}
return;
}
if ( IsSet )
{
if ( a.IsAtom )
{
_labelSet.Add( a.Atom );
}
else if ( a.IsSet )
{
_labelSet.AddAll( a.Set );
}
else
{
throw new InvalidOperationException( "can't add element to Label of type " + label );
}
return;
}
throw new InvalidOperationException( "can't add element to Label of type " + label );
}