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Update the main, and pdfjs-dist, README to also include recent ECMAScript features

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This adds "optional chaining" and "nullish coalescing" to the list of features needed when using the *modern*, i.e. non-translated/non-polyfilled, build of the PDF.js library.
This commit is contained in:
Jonas Jenwald 2021-01-19 17:41:50 +01:00
parent abd2346e2a
commit 5520737798
2 changed files with 5 additions and 3 deletions
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README.md
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@ -24,7 +24,8 @@ Feel free to stop by our [Matrix room](https://chat.mozilla.org/#/room/#pdfjs:mo
### Online demo
Please note that the "Modern browsers" version assumes native support for
features such as e.g. `async`/`await`, and `ReadableStream`.
features such as e.g. `async`/`await`, `ReadableStream`, optional chaining, and
nullish coalescing.
+ Modern browsers: https://mozilla.github.io/pdf.js/web/viewer.html

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external/dist/README.md vendored
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@ -7,7 +7,8 @@ parsing and rendering PDFs.
This is a pre-built version of the PDF.js source code. It is automatically
generated by the build scripts.
For usage with older browsers/environments, without support for modern features
such as e.g. `async`/`await`, and `ReadableStream`, please see the `es5` folder.
For usage with older browsers or environments, without support for modern
features such as e.g. `async`/`await`, `ReadableStream`, optional chaining, and
nullish coalescing; please see the `es5` folder.
See https://github.com/mozilla/pdf.js for learning and contributing.