Walter Bright Wrote: > 5. Why can't one 'version out' syntax that is not recognized by the > compiler? > > The problem is that supporting this requires semantic analysis in order > to successfully lex and parse the source code. Breaking this will make > the lexing and parsing an order of magnitude harder for third party > tools to do. If you need to 'comment out' a section of syntactically > invalid code, use the /+ ... +/ nesting comment.
Would you be willing to introduce an alternative to /+ +/ which would be treated differently by the D1 and D2 compilers? Here are some examples with no attempt at creativity: beginD1 endD1 D1 D1 (works like string delimiters) /D2 D2/
