How to use

getTokenSequence

method

in

com.intellij.lexer.Lexer

@NotNull
@Override
public CharSequence getTokenSequence() {
  if (afterEOF) {
    return "";
  }
  if (!afterPrefix) {
    return prefix;
  }
  if (delegateEOF) {
    return suffix;
  }
  return myDelegate.getTokenSequence();
}