First, you were right, '-DATS_MEMALLOC_LIBC' fixed the code on my end so that it compiles fine.
Second, it never even occurred to me that Javascript may not use the "main" function pattern used by C-family languages. With this in mind, it now makes perfect sense as to why my code didn't work. Thanks for the help. On Monday, November 29, 2021 at 12:15:59 PM UTC-5 gmhwxi wrote: > If you try to compile to JS, then you cannot have 'main0' in your code. > For instance, the following code worked when I tried: > > > > > > > > *datavtype maybe(a:vt@ype) =| NAH of ()| YAH of (a)fn{a:vt@ype} maybe_nah > () : maybe(a) = NAH()fn{a:vt@ype} maybe_yah ( x: a ) : maybe(a) = YAH(x)* > > *val () = let* > > > > > > > * var m1 = maybe_nah<int>() var m2 = maybe_yah<int>(6) val-~NAH() > = m1 val-~YAH(int) = m2inend* > On Mon, Nov 29, 2021 at 11:03 AM d4v3y_5c0n3s <tmj...@gmail.com> wrote: > >> You need to select the "Patsopt2js" button when using Try-ATS-on-line to >> get the error I posted. I'll test using my local ATS installation to >> determine whether this is only on the JS version of ATS or not. >> On Monday, November 29, 2021 at 10:23:56 AM UTC-5 gmhwxi wrote: >> >>> Is there a way for me to generate the error you are referring to? >>> The above code works fine on my end. >>> >>> --Hongwei >>> >>> >>> On Mon, Nov 29, 2021 at 10:16 AM d4v3y_5c0n3s <tmj...@gmail.com> wrote: >>> >>>> I think I've been able to break down a problem I've been having with >>>> ATS' templates into a simple example provided below. The following code >>>> type-checks, and can easily tested using Try-ATS-on-line. >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> *datavtype maybe(a:vt@ype) =| NAH of ()| YAH of (a)fn{a:vt@ype} >>>> maybe_nah () : maybe(a) = NAH()fn{a:vt@ype} maybe_yah ( x: a ) : maybe(a) >>>> = >>>> YAH(x)implement main0 () = let var m1 = maybe_nah<int>() var m2 = >>>> maybe_yah<int>(6) val-~NAH() = m1 val-~YAH(int) = m2inend* >>>> >>>> Running the above sample produces the following error: >>>> ParsingErrors: >>>> /tmp/patsopt_ccats_Ht1nNp: 9732(line=454, offs=1) -- 9735(line=454, >>>> offs=4): error(parsing): the keyword [EOF] is needed. >>>> exit(ATS): uncaught exception at run-time: >>>> >>>> /var/lib/openshift/5419477be0b8cddd09000122/app-root/runtime/repo/ats2-lang/contrib/CATS-parsemit/SATS/catsparse.sats:FatalErrorExn(1024) >>>> >>>> My question is, why is this simple example failing, and how should I >>>> fix it? I know the problem is related to metaprogramming in some way, but >>>> I don't understand the low-level details enough to get why this isn't >>>> working. Please let me know if you have any further questions. >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "ats-lang-users" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to ats-lang-user...@googlegroups.com. >>>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/ats-lang-users/4794ec8f-4b17-4d45-9ffe-60d963756e30n%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/ats-lang-users/4794ec8f-4b17-4d45-9ffe-60d963756e30n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "ats-lang-users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to ats-lang-user...@googlegroups.com. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/ats-lang-users/d58686a2-e910-4ab4-bfe3-e33fd1bc312dn%40googlegroups.com >> >> <https://groups.google.com/d/msgid/ats-lang-users/d58686a2-e910-4ab4-bfe3-e33fd1bc312dn%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "ats-lang-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to ats-lang-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/ats-lang-users/3151c499-3940-470a-8c9d-1bc2abe8e576n%40googlegroups.com.