Examples of org.codehaus.jparsec.pattern.Pattern.derive()

Class org.codehaus.jparsec.pattern.Pattern

Examples of org.codehaus.jparsec.pattern.Pattern.derive()

org.codehaus.jparsec.pattern.Pattern.derive()
Derives a new {@link Pattern} with respect to given input character.
Defaults to a pattern that never matches (eg. empty language).
@param c the character to derive pattern. @return a new Pattern which is derived from this Pattern assuming character c hasbeen consumed.

    @Override
    Incremental<Void> parse(ParseContext ctxt) {
      CharSequence src = ctxt.characters();
      Pattern derived = pattern;
      for (int i = 0; i < src.length(); i++) {
        derived = derived.derive(src.charAt(i));
        if (derived == Patterns.ALWAYS) {
          ctxt.next(i);
          ctxt.result = null;
          return new Done<Void>(null);
        } else if (derived == Patterns.NEVER) {

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