Re: refactoring using parser

On Wed, Nov 18, 2009 at 6:20 PM, John Roth <[email protected]> wrote:
>
>
>
> Peng Yu wrote:
> >
> >
> > I feel that in order to do more rigorous refactoring the refactoring
> > tools are better able to parse the source file. For example, I want to
> > change a class name. The simplest solution is to do a string
> > replacement, but this might accidentally change some variables with
> > the same name.
> >
> > The ultimate solution is to figure which are the class names in the
> > source code by parsing the source code, then do the replacements.
> >
> > But the problem is that it is not easy to write a parse for any
> > full-blown languages (e.g. C++). It is also might take a lot of effort
> > to understand existing compiler to add refactoring functionality.
> >
> > I'm wondering what is the current trend in solving the
> > problem that I mentioned above.
> >
> > _,_._,___
> I'm not entirely sure what you mean. If by "any full-blown language"
> you mean "any language that's suitable for professional programming,"
> there are lots of such languages with simpler syntax and which have
> much better refactoring engines as a consequence.

I mean "any language that's suitable for professional programming",
for example, C++, python, perl, R. Would you please let me know what
languages have better refactoring engines?

> If, however, you're using that phrase to avoid saying that C++ is the
> only language you're concerned with, then I suspect that the eventual
> fix will be to quit using C++, as well as other languages whose complexity
> baffles automated quality tools.
>
> John Roth


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