feat!: Support Relay v8.x (#476)

package.json

@@ -78,17 +78,17 @@
   "peerDependencies": {
     "found": ">=0.3.21",
     "react": ">=16.9.0",
-    "react-relay": ">=6.0.0",
-    "relay-runtime": ">=6.0.0"
+    "react-relay": ">=8.0.0",
+    "relay-runtime": ">=8.0.0"
   },
   "devDependencies": {
     "@4c/babel-preset": "^7.2.4",
-    "@babel/cli": "^7.7.5",
-    "@babel/core": "^7.7.5",
-    "@babel/node": "^7.7.4",
+    "@babel/cli": "^7.7.7",
+    "@babel/core": "^7.7.7",
+    "@babel/node": "^7.7.7",
     "babel-jest": "^24.9.0",
     "babel-plugin-add-module-exports": "^1.0.2",
-    "babel-plugin-relay": "^7.1.0",
+    "babel-plugin-relay": "^8.0.0",
     "codecov": "^3.6.1",
     "delay": "^4.3.0",
     "doctoc": "^1.4.0",
@@ -112,10 +112,10 @@
     "prettier": "^1.19.1",
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
-    "react-relay": "^7.1.0",
-    "relay-compiler": "^7.1.0",
+    "react-relay": "^8.0.0",
+    "relay-compiler": "^8.0.0",
     "relay-local-schema": "^0.8.0",
-    "relay-runtime": "^7.1.0",
+    "relay-runtime": "^8.0.0",
     "rimraf": "^3.0.0"
   }
 }

src/QuerySubscription.js

@@ -81,7 +81,7 @@ export default class QuerySubscription {
       !this.retrying &&
       (this.fetchPolicy === 'store-and-network' ||
         this.fetchPolicy === 'store-or-network') &&
-      this.environment.check(this.operation.root);
+      this.environment.check(this.operation) === 'available';
 
     if (!(this.fetchPolicy === 'store-or-network' && useStoreSnapshot)) {
       try {
@@ -151,7 +151,7 @@ export default class QuerySubscription {
   };
 
   retain() {
-    return this.environment.retain(this.operation.root);
+    return this.environment.retain(this.operation);
   }
 
   dispose() {