GrammarParser

All Known Implementing Classes:: LineNumberingShuntingYard, ShuntingYard

public interface GrammarParser

Interface used by GrammarMatcher

Method Summary

Modifier and Type

Method

Description

Node

parse(Iterator<Token> it)

Main entry point used by the ConfigurableParser

Node

parsePrefixSuffix()

Callback function used by GrammarMatchers where the matcher expects a simple number, variable, or function call with optional, prefix or suffix operator.

Node

parseSubExpression()

Parse sub expressions.

void

setIterator(Lookahead2Iterator<Token> it)

Set the iterator used by the parseSubExpression()

Method Details
- parse
  
  Node parse(Iterator<Token> it) throws ParseException
  
  Main entry point used by the ConfigurableParser
  
  Parameters:
  
  it - iterator with the list of tokens
  
  Returns:
  
  the generated parser tree
  
  Throws:
  
  ParseException - if the input cannot be parsed
- parseSubExpression
  
  Node parseSubExpression() throws ParseException
  
  Parse sub expressions. This method is used by GrammarMatcher to parse sub expressions, for instance to parse function arguments.
  
  Returns:
  
  the root node of the matched sub expression.
  
  Throws:
  
  ParseException - if the input cannot be parsed
- parsePrefixSuffix
  
  Node parsePrefixSuffix() throws ParseException
  
  Callback function used by GrammarMatchers where the matcher expects a simple number, variable, or function call with optional, prefix or suffix operator.
  
  Returns:
  
  the root node of the matched sub expression.
  
  Throws:
  
  ParseException - if the input cannot be parsed
  
  Since:
  
  3.5
- setIterator
  
  void setIterator(Lookahead2Iterator<Token> it)
  
  Set the iterator used by the parseSubExpression()
  
  Parameters:
  
  it - the iterator
  
  Since:
  
  3.4.0