[antlr-interest] Expressions

[Sebastian Kaliszewski]

Peter Ashford wrote:
> Okay, thanks for that.  My application is a simple scripting language 
> which can do simple formulas.  I was thinking of having all of the 
> expression rules return a VariableInfo class which stored any possible 
> value and could perform the basic expression operations on it (add, 
> minus, div, mult etc) - my idea being to handle the semantic issues 
> within the VariableInfo class (it will check types, throw exceptions for 
> mismatches, perform arithmetic options if legal)
> 
> Does that sound like a basically sane approach to take?

Yes, it seems prefectly reasonable.

rgds
-- 
Sebastian Kaliszewski


 
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