spanner

Description:

spanner

spanner 🎢 #
Generic HTTP Router implementation, internally uses a Radix Tree (aka compact Prefix Tree), supports route params, wildcards.
import 'package:spanner/spanner.dart';
import 'package:test/test.dart';

void main() {
test('spanner sample test', () {
routeHandler() async {}

final router = Spanner()
..addMiddleware('/user', #userMiddleware)
..addRoute(HTTPMethod.GET, '/user', #currentUser)
..addRoute(HTTPMethod.GET, '/user/<userId>', 123)
..addRoute(HTTPMethod.GET, '/user/<file>.png/download', null)
..addRoute(HTTPMethod.GET, '/user/<file>.png/<user2>/hello', null)
..addRoute(HTTPMethod.GET, '/a/<userId>-static', routeHandler);

var result = router.lookup(HTTPMethod.GET, '/user');
expect(result!.values, [#userMiddleware, #currentUser]);

result = router.lookup(HTTPMethod.GET, '/user/24');
expect(result?.params, {'userId': '24'});
expect(result?.values, [#userMiddleware, 123]);

result = router.lookup(HTTPMethod.GET, '/user/aws-image.png/download');
expect(result?.params, {'file': 'aws-image'});

result = router.lookup(HTTPMethod.GET, '/user/aws-image.png/A29384/hello');
expect(result?.params, {'file': 'aws-image', 'user2': 'A29384'});

result = router.lookup(HTTPMethod.GET, '/a/chima-static');
expect(result?.values, [routeHandler]);
expect(result?.params, {'userId': 'chima'});
});
}

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