Package com.singularsys.jep.configurableparser.matchers

Interface TokenMatcher

All Superinterfaces:
Serializable
All Known Subinterfaces:
TokenBuilder
All Known Implementing Classes:
CommentTokenMatcher, HexNumberTokenMatcher, IdentifierTokenMatcher, MultiLineMatcher, MultiLineToken, NumberTokenMatcher, OperatorTokenMatcher, RegExpTokenMatcher, StringTokenMatcher, StringTokenMatcher2, SymbolTokenMatcher, TerminatorTokenMatcher, UpperCaseOperatorTokenMatcher, WhiteSpaceTokenMatcher
public interface TokenMatcher extends Serializable
Interface defining classes which match tokens
Author:
Richard Morris
See Also:

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    init(Jep jep)
    Initialize the matcher when the Jep instance is known.
    Token
    match(String s)
    Attempts to match the start of the string.

  • Method Details

    • match

      Token match(String s) throws ParseException
      Attempts to match the start of the string. Note new objects should be created each time as error reporting information is later attached to tokens.
      Parameters:
      s - the string to match against
      Returns:
      if successful returns the corresponding token, return null if failed to match
      Throws:
      ParseException - on syntax error

    • init

      void init(Jep jep)
      Initialize the matcher when the Jep instance is known.
      Parameters:
      jep - Jep instance