public override void EnterRules([NotNull] ANTLRv4Parser.RulesContext context)
{
ANTLRv4Parser.RuleSpecContext[] rule_spec = context.ruleSpec();
if (rule_spec == null)
{
return;
}
First = rule_spec[0];
}
public override void EnterRules([NotNull] ANTLRv4Parser.RulesContext context)
{
if (saw_tokenVocab_option)
{
return;
}
// We didn't see an option to include lexer grammar.
if (Type != GrammarType.Parser)
{
return;
}
// It's a parser grammar, but we didn't see the tokenVocab option for the lexer.
// We must assume a lexer grammar in this directory.
string file = _pd.Item.FullPath;
string dir = System.IO.Path.GetDirectoryName(file);
string dep = file.Replace("Parser.g4", "Lexer.g4");
_pd.Imports.Add(dep);
if (!AntlrGrammarDetails._dependent_grammars.ContainsKey(dep))
{
AntlrGrammarDetails._dependent_grammars.Add(dep);
}
bool found = false;
foreach (string f in AntlrGrammarDetails._dependent_grammars[dep])
{
if (f == file)
{
found = true;
break;
}
}
if (!found)
{
AntlrGrammarDetails._dependent_grammars.Add(dep, file);
}
}
/// <summary>
/// Exit a parse tree produced by <see cref="ANTLRv4Parser.rules"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitRules([NotNull] ANTLRv4Parser.RulesContext context)
{
}
/// <summary>
/// Visit a parse tree produced by <see cref="ANTLRv4Parser.rules"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitRules([NotNull] ANTLRv4Parser.RulesContext context)
{
return(VisitChildren(context));
}
