| public DefineLexerRuleForAliasedStringLiteral ( string tokenID, string literal, int tokenType ) : void | ||
| tokenID | string | |
| literal | string | |
| tokenType | int | |
| return | void | |
protected override void AliasTokenIDsAndLiterals( Grammar root )
{
if ( root.type == GrammarType.Lexer )
{
return; // strings/chars are never token types in LEXER
}
// walk aliases if any and assign types to aliased literals if literal
// was referenced
foreach ( var alias in _aliases )
{
string tokenID = alias.Key;
string literal = alias.Value;
if ( literal[0] == '\'' && _stringLiterals.ContainsKey( literal ) )
{
int token;
_tokens.TryGetValue(tokenID, out token);
_stringLiterals[literal] = token;
// an alias still means you need a lexer rule for it
int typeI;
_tokens.TryGetValue(tokenID, out typeI);
if ( !tokenRuleDefs.Contains( tokenID ) )
{
root.DefineLexerRuleForAliasedStringLiteral( tokenID, literal, typeI );
}
}
}
}
