Re: [pgadmin-hackers] [pgAdmin4] [PATCH] History Tab rewrite in React

On Tue, Jun 13, 2017 at 11:47 AM, Surinder Kumar

<surinder.kumar@enterprisedb.com> wrote:
> On Tue, Jun 13, 2017 at 4:05 PM, Dave Page <dpage@pgadmin.org> wrote:
>>
>> On Tue, Jun 13, 2017 at 11:31 AM, Surinder Kumar
>> <surinder.kumar@enterprisedb.com> wrote:
>> >
>> > On Tue, Jun 13, 2017 at 3:56 PM, Dave Page <dpage@pgadmin.org> wrote:
>> >>
>> >> On Tue, Jun 13, 2017 at 11:22 AM, Ashesh Vashi
>> >> <ashesh.vashi@enterprisedb.com> wrote:
>> >> > On Tue, Jun 13, 2017 at 2:47 PM, Dave Page <dpage@pgadmin.org> wrote:
>> >> >>
>> >> >> And then I find a problem. Sigh.
>> >> >>
>> >> >> When running in the desktop runtime, under QtWekKit (the forked,
>> >> >> updated version that is by far the best of the browser engines we've
>> >> >> used), we get the attached error at startup. I don't see this under
>> >> >> QtWebEngine, though as we've already found, that's not usable for
>> >> >> other reasons.
>> >> >>
>> >> >> Is this fixable?
>> >> >
>> >> > As per 'http://qtwebkit.blogspot.in/2016/08/qtwebkit-im-back.html':
>> >> > "
>> >> > WebKit engine itself has not been updated since Qt 5.2 release.
>> >> > That's
>> >> > why
>> >> > it didn't support recent changes in Web standards that happened after
>> >> > 2013,
>> >> > including: new JavaScript language standard ES2015 (also known as
>> >> > ES6),
>> >> > as
>> >> > well as improvements in DOM API and CSS.
>> >> > ...
>> >> > "
>> >> >
>> >> > Could this be a reason?
>> >>
>> >> For the old webkit, certainly, but if you read further down, the
>> >> version we're using has been updated and does now claim to support
>> >> most of ES2015.
>> >
>> > In fact the modern browsers don't support ES6 JS so the JS files
>> > containing
>> > ES6 code are first transpiled using babel into JS that browsers
>> > supports.
>>
>> Well, we *could* do that, but are we? I'm not sure the current code
>> does anything more than lint and webpack it.
>
> Yes. babel is used in webpack config which converts JSX, JS and react JS
> library code into browser supportable JS code and put them into generated
> directory which we are then imported in sqleditor.js

Ahh, yes - I see it (still getting my head around this stuff). So,
perhaps we need a different transform to support webkit?


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Dave Page
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