IMO that's the job of a "linter"-style tool, which can be written easily with `analyze`.
On Tue, Feb 12, 2013 at 11:58 PM, Michael Wood <esiot...@gmail.com> wrote: > It might be useful, though, to be able to enable warnings for shadowed > variables. > > On 12 February 2013 17:38, Timothy Baldridge <tbaldri...@gmail.com> wrote: > > This sort of pattern is used quite a lot in clojure (even in core): > > > > (let [data (if (string? data) (read-string data) data) > > data (if (string? (first data)) (first data) (next data)) > > data (if (string? (first data)) (first data) (next data))] > > data) > > > > Throwing exceptions on overridden variable names would not only break > > Clojure code, but also is very "non-lispy". > > > > Timothy > > > > > > > > On Tue, Feb 12, 2013 at 6:31 AM, AtKaaZ <atk...@gmail.com> wrote: > >> > >> it makes sense to not throw now that I think about it, when using "_" > >> instead of "a" > >> I'm also thinking of cases like: > >> => (let [a 1] > >> (let [b 2 a 3] > >> (println a b))) > >> 3 2 > >> nil > >> > >> is there something that would let me know I'm overwriting "a" ? I figure > >> if something like this would slip by would be tough to track down > >> > >> > >> On Tue, Feb 12, 2013 at 1:46 PM, Michael Wood <esiot...@gmail.com> > wrote: > >>> > >>> On 12 February 2013 12:28, AtKaaZ <atk...@gmail.com> wrote: > >>> > what would this do: > >>> > > >>> > (let [a 1, a 2] a) > >>> > becomes: > >>> > (let [a 1, a123 2] a) > >>> > or > >>> > (let [a 1, a123 2] a123) > >>> > or > >>> > exception[I prefer] > >>> > >>> It would be the second option, i.e.: > >>> > >>> (let [a 1, a123 2] a123) > >>> > >>> The original code is valid, so it would not throw an exception. > >>> > >>> > On Tue, Feb 12, 2013 at 7:10 AM, Ambrose Bonnaire-Sergeant > >>> > <abonnaireserge...@gmail.com> wrote: > >>> >> > >>> >> Processing a hygienic AST relieves the burden of worrying about > >>> >> shadowing > >>> >> of locals. > >>> >> > >>> >> Wherever a binding would normally be shadowed, it is instead renamed > >>> >> to a > >>> >> local binding currently not in scope. > >>> >> > >>> >> eg. (let [a 1, a a] a) > >>> >> > >>> >> becomes > >>> >> > >>> >> (let [a 1, a123 a] a123) > >>> >> > >>> >> It can be useful for those processing Clojure's analysis results. > >>> >> > >>> >> Thanks, > >>> >> Ambrose > >>> >> > >>> >> > >>> >> On Tue, Feb 12, 2013 at 1:54 AM, kovas boguta < > kovas.bog...@gmail.com> > >>> >> wrote: > >>> >>> > >>> >>> What is a hygienic AST? > >>> >>> > >>> >>> Thanks > >>> >>> k > >>> >>> > >>> >>> > >>> >>> On Sun, Feb 10, 2013 at 10:45 PM, Ambrose Bonnaire-Sergeant > >>> >>> <abonnaireserge...@gmail.com> wrote: > >>> >>> > Hi everyone, > >>> >>> > > >>> >>> > Happy to release analyze 0.3.0 with new hygienic code > >>> >>> > transformation > >>> >>> > capabilities. > >>> >>> > > >>> >>> > [analyze "0.3.0"] > >>> >>> > > >>> >>> > In a line: > >>> >>> > > >>> >>> > analyze.hygienic=> (-> (ast (let [a 1 a a b a a a] a)) ast-hy > >>> >>> > emit-hy) > >>> >>> > ((fn* ([] (let* [a 1 a2921 a b a2921 a2922 a2921] a2922)))) > >>> >>> > > >>> >>> > Hygienic AST's have enabled large performance boosts in > core.typed. > >>> >>> > I'm > >>> >>> > excited to see how it could > >>> >>> > be as useful to others. > >>> >>> > > >>> >>> > Note: "hygienic" AST's (those transformed with > >>> >>> > `analyze.hygienic/ast-hy` can > >>> >>> > be printed normally with `analyze.emit-form/emit-form`, and > >>> >>> > hygienically > >>> >>> > with `analyze.hygienic/emit-hy`. > >>> >>> > > >>> >>> > https://github.com/frenchy64/analyze > >>> >>> > > >>> >>> > Thanks, > >>> >>> > Ambrose > >>> >>> > > >>> >>> > -- > >>> >>> > -- > >>> >>> > You received this message because you are subscribed to the > Google > >>> >>> > Groups "Clojure" group. > >>> >>> > To post to this group, send email to clojure@googlegroups.com > >>> >>> > Note that posts from new members are moderated - 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please be patient > with > >>> > your > >>> > first post. > >>> > To unsubscribe from this group, send email to > >>> > clojure+unsubscr...@googlegroups.com > >>> > For more options, visit this group at > >>> > http://groups.google.com/group/clojure?hl=en > >>> > --- > >>> > You received this message because you are subscribed to the Google > >>> > Groups > >>> > "Clojure" group. > >>> > To unsubscribe from this group and stop receiving emails from it, > send > >>> > an > >>> > email to clojure+unsubscr...@googlegroups.com. > >>> > For more options, visit https://groups.google.com/groups/opt_out. > >>> > > >>> > > >>> > >>> > >>> > >>> -- > >>> Michael Wood <esiot...@gmail.com> > >>> > >>> -- > >>> -- > >>> You received this message because you are subscribed to the Google > >>> Groups "Clojure" group. > >>> To post to this group, send email to clojure@googlegroups.com > >>> Note that posts from new members are moderated - please be patient with > >>> your first post. > >>> To unsubscribe from this group, send email to > >>> clojure+unsubscr...@googlegroups.com > >>> For more options, visit this group at > >>> http://groups.google.com/group/clojure?hl=en > >>> --- > >>> You received this message because you are subscribed to the Google > Groups > >>> "Clojure" group. > >>> To unsubscribe from this group and stop receiving emails from it, send > an > >>> email to clojure+unsubscr...@googlegroups.com. > >>> For more options, visit https://groups.google.com/groups/opt_out. > >>> > >>> > >> > >> > >> > >> -- > >> Please correct me if I'm wrong or incomplete, > >> even if you think I'll subconsciously hate it. > >> > >> -- > >> -- > >> You received this message because you are subscribed to the Google > >> Groups "Clojure" group. > >> To post to this group, send email to clojure@googlegroups.com > >> Note that posts from new members are moderated - 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