binary selectors ambiguity and space

Stephan Rudlof sr at
Mon May 15 06:44:51 UTC 2006

On 15.05.2006 07:41, Wolfgang Helbig wrote:

> The  Scanner>>xBinary method should not at all accept expressions like "x+-3". 
> Instead it should kindly ask the programmer to resolve the ambiguity by 
> inserting white space. Without taking a default action. Expressions are 
> ambiguous, if a minus character can be parsed both as the second character of a 
> binary selector and as the first character of a number literal.



Stephan Rudlof (sr at
   "Genius doesn't work on an assembly line basis.
    You can't simply say, 'Today I will be brilliant.'"
    -- Kirk, "The Ultimate Computer", stardate 4731.3

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