Hacking parse.y (RubyConf 2009)The document summarizes hacking the Ruby parser (parse.y) to add new syntax features to the language. It discusses four cases: 1) allowing the :-) syntax for hash rockets, 2) treating single quotes as symbols, 3) adding increment operator ++, and 4) allowing method definitions like def A#b. The presenter explains how changes can be made to the lexer and parser to implement these features by modify
Ruby で快適に連投する11の方法 - ujihisa
