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Update browser support caveats #2441

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merged 2 commits into from
Feb 3, 2021
Merged

Update browser support caveats #2441

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5040a54
Update browser support caveats
AminArria Feb 2, 2021
2e07cb2
Keep sections and specify support starting on version
AminArria Feb 3, 2021
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14 changes: 5 additions & 9 deletions guide/src/reference/browser-support.md
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Original file line number Diff line number Diff line change
Expand Up @@ -19,8 +19,8 @@ also like to be aware of it!
an example of doing this too](../examples/wasm2js.html)). Note
that at this time no bundler will do this by default, but we'd love to
document plugins which do this if you are aware of one!

* **Edge** - the `TextEncoder` and `TextDecoder` APIs are not currently
* **Edge before 79+** - the `TextEncoder` and `TextDecoder` APIs where not
available in Edge which `wasm-bindgen` uses to encode/decode strings between
JS and Rust. You can polyfill this with at least one of two strategies:

Expand All @@ -31,15 +31,13 @@ also like to be aware of it!

```js
const webpack = require('webpack');

module.exports = {
plugins: [
new webpack.ProvidePlugin({
TextDecoder: ['text-encoding', 'TextDecoder'],
TextEncoder: ['text-encoding', 'TextEncoder']
})
]

// ... other configuration options
};
```
Expand All @@ -58,10 +56,9 @@ also like to be aware of it!
forbids the usage of 64-bit integers (Rust types `i64` and `u64`) in
exported/imported functions. When using `wasm-bindgen`, however, `u64` is
allowed! The reason for this is that it's translated to the `BigInt` type in
JS. The `BigInt` class, however, is only currently supported in Chrome 67+ and
Firefox 68+ (as of the time of this writing) and isn't supported in Edge or
Safari, for example. For more, up-to-date details, see [`BigInt` on Can I
use...][ciu_bigint].
JS. The `BigInt` class is supported by all major browsers starting in the
following versions: Chrome 67+, Firefox 68+, Edge 79+, and Safari 14+.


If you find other incompatibilities please report them to us! We'd love to
either keep this list up-to-date or fix the underlying bugs :)
Expand All @@ -72,4 +69,3 @@ either keep this list up-to-date or fix the underlying bugs :)
[`text-encoding`]: https://www.npmjs.com/package/text-encoding
[soq]: https://stackoverflow.com/questions/40662142/polyfill-for-textdecoder/46549188#46549188
[mdntepi]: https://developer.mozilla.org/en-US/docs/Web/API/TextEncoder#Polyfill
[ciu_bigint]: https://caniuse.com/#feat=bigint