Examples

• Balanced parenthesis

  •   Input: parens.gram

  •  Generated output: parens.hs

  •  Uses (also generated): ParensLexer.hs

  
  
• Balanced parenthesis again, but outputs maximum nesting level

  •   Input: nesting.gram

  •  Generated output: nesting.hs

  •  Uses (also generated): NestingLexer.hs

  
  
• Simple sentence (words plus an "end character")

  •   Input: sentence.gram

  •  Generated output: sentence.hs

  •  Uses (also generated): SentenceLexer.hs

  
  
• Simple sentence again, but outputs number of words and of characters

  •   Input: count.gram

  •  Generated output: count.hs

  •  Uses (also generated): CountLexer.hs

  
  

• Context-free grammar for regular expression ab⁺

  •   Input: a.gram

  •  Generated output: a.hs

  •  Uses (also generated): ALexer.hs

  
  
• Same as above but successful parsing prints the number of parsed characters

  •   Input: a1.gram

  •  Generated output: a1.hs

  •  Uses (also generated): A1Lexer.hs