Interface BnfVisitor

public interface BnfVisitor
The visitor interface for BNF rules.

  • Method Details

    • visitRuleElement

      void visitRuleElement(boolean keyword, String name, Rule link)
      Visit a rule element.
      Parameters:
      keyword - whether this is a keyword
      name - the element name
      link - the linked rule if it's not a keyword

    • visitRuleRepeat

      void visitRuleRepeat(boolean comma, Rule rule)
      Visit a repeat rule.
      Parameters:
      comma - whether the comma is repeated as well
      rule - the element to repeat

    • visitRuleFixed

      void visitRuleFixed(int type)
      Visit a fixed rule.
      Parameters:
      type - the type

    • visitRuleList

      void visitRuleList(boolean or, ArrayList<Rule> list)
      Visit a rule list.
      Parameters:
      or - true for OR, false for AND
      list - the rules

    • visitRuleOptional

      void visitRuleOptional(Rule rule)
      Visit an optional rule.
      Parameters:
      rule - the rule

    • visitRuleOptional

      void visitRuleOptional(ArrayList<Rule> list)
      Visit an OR list of optional rules.
      Parameters:
      list - the optional rules

    • visitRuleExtension

      void visitRuleExtension(Rule rule, boolean compatibility)
      Visit a rule with non-standard extension.
      Parameters:
      rule - the rule
      compatibility - whether this rule exists for compatibility only