Hi Paul,
Quick check yesterday you have a stray "l" character between two code
blocks:
method objectKey($/) {
make $<cstr>.made;
}l # <-- WHAT'S THIS?
method pairlist($/) {
make $<pair>>>.made.flat;
}
I defer to Brad and Simon, otherwise.
Best, Bill.
On Sun, Dec 26, 2021 at 9:37 AM Brad Gilbert <[email protected]> wrote:
> I'm on mobile, but without checking, I think the problem is here
>
> rule pairlist { <pair> * % \; }
>
> Specifically it's the missing %
>
> rule pairlist { <pair> * %% \; }
>
> JSON doesn't allow trailing commas or semicolons, so JSON::Tiny uses just
> %.
> Your data does have trailing semicolons, so you want to use %% instead.
>
> Also why did you change <object>, without actually changing anything?
>
>
> On Sun, Dec 26, 2021, 3:22 AM Simon Proctor <[email protected]>
> wrote:
>
>> Still waking up but I think the issue is your pairlist has a semi colon
>> divider but this should be after each pair.
>>
>> So the trailing semi colon after b is causing it to fail.
>>
>> On Sun, 26 Dec 2021, 06:01 Paul Procacci, <[email protected]> wrote:
>>
>>> Hey all,
>>>
>>> Twas the night of Christmas, when all through the house, not a creature
>>> was stirring except Paul w/ his mouse.
>>>
>>> Hope everyone had a Merry Christmas and takes likings to corny opening
>>> statements. ;)
>>>
>>> I was writing a little something tonight using Grammars and ran into
>>> something that I can't seem to wrap my head around. I'm hoping someone
>>> could explain in detail.
>>>
>>> Given the following data:
>>> ---- data -----
>>> objectKey:
>>> {
>>> a = "bi";
>>> b = "hi";
>>> }
>>> ---- end data -----
>>>
>>>
>>> .... and the following logic partially taken from JSON::Tiny:
>>>
>>> ---- code ----
>>> grammar myTest {
>>> token TOP { \s* <object> \s* }
>>> rule object { <objectKey> '{' <pairlist> '}' }
>>> # rule object { <objectKey> '{' ~ '}' <pairlist> }
>>> rule objectKey { <cstr> ':' }
>>> rule pairlist { <pair> * % \; }
>>> rule pair { <cstr> '=' <value> }
>>> token cstr { <alpha>+ }
>>> token value { '"' ~ '"' <alpha>* }
>>> }
>>>
>>> class myTestActions {
>>> method TOP($/) {
>>> make $<pairlist>.made.hash.item;
>>> }
>>>
>>> method object($/) {
>>> say 'hello';
>>> }
>>>
>>> method objectKey($/) {
>>> make $<cstr>.made;
>>> }l
>>> method pairlist($/) {
>>> make $<pair>>>.made.flat;
>>> }
>>>
>>> method pair($/) {
>>> make $<cstr>.made => $<value>.made;
>>> }
>>>
>>> method cstr($/) { make ~$/ }
>>> method value($/) { make ~$/ }
>>> }
>>> ---- code ----
>>>
>>>
>>> ... it'd be my hopes that this would match. However, It's not matching
>>> on 'object' and I can't seem to figure out why.
>>>
>>> Adding Grammar::Tracer yields the following:
>>>
>>> TOP
>>> | object
>>> | | objectKey
>>> | | | cstr
>>> | | | * MATCH "objectKey"
>>> | | * MATCH "objectKey:\n"
>>> | | pairlist
>>> | | | pair
>>> | | | | cstr
>>> | | | | * MATCH "a"
>>> | | | | value
>>> | | | | * MATCH "\"bi\""
>>> | | | * MATCH "a = \"bi\""
>>> | | | pair
>>> | | | | cstr
>>> | | | | * MATCH "b"
>>> | | | | value
>>> | | | | * MATCH "\"hi\""
>>> | | | * MATCH "b = \"hi\""
>>> | | | pair
>>> | | | | cstr
>>> | | | | * FAIL
>>> | | | * FAIL
>>> | | * MATCH "a = \"bi\";\n\tb = \"hi\""
>>> | * FAIL
>>> * FAIL
>>>
>>> What exactly am I doing wrong? Does '{' ~ '}' not work as I expect
>>> here?
>>> Appreciate any insight.
>>>
>>> Thanks,
>>> Paul
>>> --
>>> __________________
>>>
>>> :(){ :|:& };:
>>>
>>
