dynamic synchronous import

Calvin Metcalf calvin.metcalf at gmail.com
Fri Sep 26 10:21:12 PDT 2014


```js
var moduleName = 'foo';
var foo = require(moduleName);
```

would not work in browserify either

On Fri, Sep 26, 2014 at 12:40 PM, Konstantin Ikonnikov <ikokostya at gmail.com>
wrote:

> I don't want load module using http request. In my case module already
> defined and I want import it later when I get its name:
>
> ```js
> var moduleName = getModuleName();
> import { foo } from moduleName;
>
> // use foo
> ```
>
>
>
> 2014-09-26 20:00 GMT+04:00 Marius Gundersen <gundersen at gmail.com>:
>
>> And the reason you cannot import a module synchronously is that it would
>> freeze the entire browser until the http request completes, which could be
>> several seconds on a slow internet connection.
>>
>> If you want to import something dynamically you can do it using the API
>> (to be finalized, I believe):
>>
>> ```js
>> var moduleName = 'foo';
>> Loader.import(moduleName).then(function(foo){
>>   //use foo here
>> });
>> ```
>>
>> Marius Gundersen
>>
>> On Fri, Sep 26, 2014 at 5:29 PM, John Barton <johnjbarton at google.com>
>> wrote:
>>
>>> no.
>>>
>>> On Fri, Sep 26, 2014 at 8:12 AM, Konstantin Ikonnikov <
>>> ikokostya at gmail.com> wrote:
>>>
>>>> Can I import module dynamically, but synchronously? Example for common
>>>> js
>>>>
>>>> ```js
>>>> var moduleName = 'foo';
>>>> var foo = require(moduleName);
>>>> ```
>>>>
>>>> In es6 draft I found that ModuleSpecifier must be a StringLiteral
>>>> http://people.mozilla.org/~jorendorff/es6-draft.html#sec-imports
>>>>
>>>> _______________________________________________
>>>> es-discuss mailing list
>>>> es-discuss at mozilla.org
>>>> https://mail.mozilla.org/listinfo/es-discuss
>>>>
>>>>
>>>
>>> _______________________________________________
>>> es-discuss mailing list
>>> es-discuss at mozilla.org
>>> https://mail.mozilla.org/listinfo/es-discuss
>>>
>>>
>>
>
> _______________________________________________
> es-discuss mailing list
> es-discuss at mozilla.org
> https://mail.mozilla.org/listinfo/es-discuss
>
>


-- 
-Calvin W. Metcalf
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.mozilla.org/pipermail/es-discuss/attachments/20140926/beb07156/attachment.html>


More information about the es-discuss mailing list