Bump rxjs from 5.5.12 to 6.5.4 (#49)

* Bump rxjs from 5.5.12 to 6.5.4

Bumps [rxjs](https://github.com/reactivex/rxjs) from 5.5.12 to 6.5.4.
- [Release notes](https://github.com/reactivex/rxjs/releases)
- [Changelog](https://github.com/ReactiveX/rxjs/blob/6.5.4/CHANGELOG.md)
- [Commits](ReactiveX/rxjs@5.5.12...6.5.4)

Signed-off-by: dependabot-preview[bot] <[email protected]>

* Fix build and move version to peer dependencies

Co-authored-by: Henry Ing-Simmons <[email protected]>

index.ts

@@ -9,6 +9,7 @@ import {
 } from "not-valid";
 
 import { BehaviorSubject, Observable } from "rxjs";
+import { debounceTime, switchMap } from "rxjs/operators";
 
 const DEBOUNCE_WAIT_PERIOD = process.env.NOT_VALID_KNOCKOUT_DEBOUNCE !== undefined
     ? +process.env.NOT_VALID_KNOCKOUT_DEBOUNCE
@@ -38,8 +39,10 @@ const createKnockoutWrapper = (validationSystem?: ValidateFunction) => {
         const subject = new BehaviorSubject<T>(initialValue);
 
         const resultObservable = subject
-            .debounceTime(DEBOUNCE_WAIT_PERIOD)
-            .switchMap(async value => await validate(validators, value));
+            .pipe(
+                debounceTime(DEBOUNCE_WAIT_PERIOD),
+                switchMap(async value => await validate(validators, value))
+            );
 
         resultObservable.subscribe(errors => errorObservable(errors));
 

package.json

@@ -32,18 +32,21 @@
   },
   "homepage": "https://github.com/NewOrbit/not-valid-knockout#readme",
   "dependencies": {
-    "not-valid": "2.0.0",
-    "@types/knockout": "^3.4.40",
-    "@types/node": "^12.12.8",
-    "rxjs": "^5.5.0"
+    "not-valid": "2.0.0"
   },
   "devDependencies": {
+    "@types/node": "^12.12.8",
+    "@types/knockout": "^3.4.40",
     "@neworbit/knockout-test-utils": "0.0.2",
     "alsatian": "^3.1.0",
     "chalk": "^2.4.2",
     "neworbit-tslint-config": "^2.0.0",
+    "rxjs": "^6.5.4",
     "tap-xunit": "^2.2.0",
     "tslint": "^5.2.0",
     "typescript": "^3.7.2"
+  },
+  "peerDependencies": {
+    "rxjs": "6.x"
   }
 }