Re: Macros and expressivity

[Miles Bader <miles.bader@...>]

"Duncan Cross" <duncan.cross@gmail.com> writes:
>> I dunno, I don't really see that as a problem -- just say it's exactly
>> the same as any unary operator, and binds tightly.  It's no different
>> than -3+4, or as somebody else mentioned, fun "a".."b".
>
> fun "a".."b" is invalid, though - the parser won't accept it. The
> equivalent would be to only allow a single number parameter.

Huh?

   $ lua
   Lua 5.1.2  Copyright (C) 1994-2007 Lua.org, PUC-Rio
   > function x (s) return s .. "*" end
   > print (x "a".."b")
   a*b
   >

-miles

-- 
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[James Marston Fitch, New York Times, 1 May 1960]