message: Bug Fix - Avoid Possible internal unique key conflicts.
diff: @@ -470,7 +470,9 @@ export class Parser {
  private definedRulesNames:string[] = []
  private shortRuleNameToFull = new HashTable<string>()
  - private ruleShortNameIdx = 1
  +
  + // The shortName Index must be coded "after" the first 8bits to enable building unique lookahead keys
  + private ruleShortNameIdx = 256
  private tokenMatcher:TokenMatcher
  private tokenClassIdentityFunc:TokenClassIdentityFunc
  private tokenInstanceIdentityFunc:TokenInstanceIdentityFunc
  