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Deno 2.2 Improves Dependency Management and Expands Node.js Compatibility
Deno 2.2 enhances Node.js compatibility, improves dependency management, adds OpenTelemetry support, and expands linting and task automation for developers.
@granite-elements/granite-qrcode-decoder
Advanced tools
An element to scan a QR Code using the device camera
A custom element to decode a QR Code from an image, using a modified version of Lazersoft's jsqrcode library, to allow jsqrcode
to deal with ShadowDOM
Built on lit-element following the open-wc recommendation.
The old Polymer 2.x-1.x version is available on the
polymer-hybrid
branch.
npm i granite-qrcode-decoder
The element can decode several sources of images:
dataUrl
propertyapp-media-image-capture
, by injecting it to the blob
propertydecodeCanvas
method passing the canvas as parameter<script type="module">
import 'granite-qrcode-decoder/granite-qrcode-decoder.js';
</script>
<granite-qrcode-decoder
@qrcode-decoded="${method_listening_for_data}"
data-url="data:image/jpeg;base64,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"
debug></granite-qrcode-decoder>
To scan the project for linting errors, run
npm run lint
You can lint with ESLint and Prettier individually as well
npm run lint:eslint
npm run lint:prettier
To automatically fix many linting errors, run
npm run format
You can format using ESLint and Prettier individually as well
npm run format:eslint
npm run format:prettier
To run the suite of karma tests, run
npm run test
To run the tests in watch mode (for TDD, for example), run
npm run test:watch
To run a local instance of Storybook for your component, run
npm run storybook
To build a production version of Storybook, run
npm run storybook:build
For most of the tools, the configuration is in the package.json
to reduce the amount of files in your project.
If you customize the configuration a lot, you can consider moving them to individual files. \
es-dev-server
npm start
To run a local development server that serves the basic demo located in demo/index.html
git checkout -b my-new-feature
git commit -m 'Add some feature'
git push origin my-new-feature
FAQs
An element to scan a QR Code using the device camera
The npm package @granite-elements/granite-qrcode-decoder receives a total of 2 weekly downloads. As such, @granite-elements/granite-qrcode-decoder popularity was classified as not popular.
We found that @granite-elements/granite-qrcode-decoder demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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