[ClojureScript] Re: How about ClojureScript and CommonJS now?

[Jiyin Yiyong]

Now we have shadow-cljs ! 
https://github.com/thheller/shadow-cljs/wiki/ClojureScript-for-JS-Devs

On Friday, May 20, 2016 at 1:04:21 AM UTC+8, Jiyin Yiyong wrote:
>
> Searched and read some pages on this topic,
> https://github.com/clojure/clojurescript/wiki/Google-Summer-of-Code-2015
> https://github.com/clojure/clojurescript/wiki/Compiler-Options#foreign-libs
> as a Webpack user I used them quite open. How about CommonJS support now?
>
> * Can I require commonjs file?
> * Can I use commonjs packages?
> * ES6 is starting to taking over the JavaScript world, does cljs compiler 
> recognise import and export?
>

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Re: [ClojureScript] Warning: breaking behaviour change of seqable? in CLJS 1.9.456

[David Nolen]

Yes we try to note breaking changes in releases but this one obviously
slipped through. Sorry about that.

David

On Wed, May 31, 2017 at 7:03 PM, Daniel Compton <
daniel.compton.li...@gmail.com> wrote:

> I agree, it does make sense to consolidate to Clojure's behaviour. In the
> future it could be good to add an extra release notes section for changes
> like these that break the ClojureScript API contract.
>
> Thanks, Daniel.
>
> On Thu, Jun 1, 2017 at 10:53 AM David Nolen 
> wrote:
>
>> Thanks for the report. That's unfortunate but I think in this case
>> consolidating the behavior with Clojure is best.
>>
>> David
>>
>> On Wed, May 31, 2017 at 4:28 PM, Daniel Compton <
>> daniel.compton.li...@gmail.com> wrote:
>>
>>> Hi folks
>>>
>>> We ran into issues in production yesterday after upgrading to
>>> ClojureScript 1.9.456, and I haven't seen anyone else mention this so I
>>> thought I'd point it out for anyone upgrading.
>>>
>>> In versions prior to CLJS 1.9.456, seqable? tested only for the ISeqable
>>> protocol, i.e. collections. In CLJS-1875
>>> , released as part of
>>> 1.9.456
>>>  it
>>> now tests for anything that you can call seq on. This matches the
>>> behaviour of the seqable? function in Clojure that was recently added
>>> for 1.9, but was a breaking change in behaviour for ClojureScript.
>>>
>>> *In concrete terms, this means that strings and arrays that previously
>>> tested false for seqable? will now test true.*
>>>
>>> *In 1.9.229*
>>> cljs.user=> (seqable? [:a :b :c])
>>> true
>>> cljs.user=> (seqable? {:a :b :c :d})
>>> true
>>> cljs.user=> *(seqable? "abcd")*
>>> *false*
>>> cljs.user=> *(seqable? (into-array [:a :b :c]))*
>>> *false*
>>>
>>> *In 1.9.456 and beyond*
>>> cljs.user=> (seqable? [:a :b :c])
>>> true
>>> cljs.user=> (seqable? {:a :b :c :d})
>>> true
>>> cljs.user=> *(seqable? "abcd")*
>>> *true*
>>> cljs.user=> *(seqable? (into-array [:a :b :c]))*
>>> *true*
>>>
>>> --
>>> Daniel
>>>
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