chore: fixes

src/common/meta.js

@@ -3,7 +3,6 @@
  * @namespace common
  */
 import * as U from 'karet.util';
-import * as R from 'kefir.ramda';
 import * as L from 'kefir.partial.lenses';
 
 //

src/common/shared.ts

@@ -0,0 +1,16 @@
+import * as R from 'ramda';
+import * as K from 'kefir';
+
+import { MaybeObservable } from 'types';
+
+export const toProperty = <T>(
+  maybeObs: MaybeObservable<T>,
+): K.Property<T, any> => {
+  if (maybeObs instanceof K.Property) {
+    return maybeObs;
+  } else if (maybeObs instanceof K.Observable) {
+    return maybeObs.toProperty();
+  } else {
+    return K.constant(maybeObs);
+  }
+};