How to use the expo-barcode-scanner.BarCodeScanner.scanFromURLAsync function in expo-barcode-scanner
To help you get started, we’ve selected a few expo-barcode-scanner examples, based on popular ways it is used in public projects.
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flow-typed / flow-typed / definitions / npm / expo-barcode-scanner_v5.x.x / flow_v0.104.x- / test_expo-barcode-scanner.js View on Github 
it('should raises an error when call with invalid args', () => {
// $ExpectError: first argument is required
BarCodeScanner.scanFromURLAsync();
// $ExpectError: first argument must be a string
BarCodeScanner.scanFromURLAsync(123);
// $ExpectError: second argument must be an array
BarCodeScanner.scanFromURLAsync('url', 123);
BarCodeScanner.scanFromURLAsync('url', [
// $ExpectError: invalid barcode type
123,
]);
});
});it('should raises an error when call with invalid args', () => {
// $ExpectError: first argument is required
BarCodeScanner.scanFromURLAsync();
// $ExpectError: first argument must be a string
BarCodeScanner.scanFromURLAsync(123);
// $ExpectError: second argument must be an array
BarCodeScanner.scanFromURLAsync('url', 123);
BarCodeScanner.scanFromURLAsync('url', [
// $ExpectError: invalid barcode type
123,
]);
});
});it('should raises an error when call with invalid args', () => {
// $ExpectError: first argument is required
BarCodeScanner.scanFromURLAsync();
// $ExpectError: first argument must be a string
BarCodeScanner.scanFromURLAsync(123);
// $ExpectError: second argument must be an array
BarCodeScanner.scanFromURLAsync('url', 123);
BarCodeScanner.scanFromURLAsync('url', [
// $ExpectError: invalid barcode type
123,
]);
});
});it('should pass when call with valid array of BarCodeType', () => {
BarCodeScanner.scanFromURLAsync('url', [
Constants.BarCodeType.qr,
Constants.BarCodeType.aztec,
]);
});expo-barcode-scanner
Allows scanning variety of supported barcodes both as standalone module and as extension for expo-camera. It also allows scanning barcodes from existing images.
