[eslint] strip tailing property in assignments (#16784)

* [eslint] strip tailing property in assignments

* inline `stripTailingPropInAssignment`

packages/eslint-plugin-react-hooks/__tests__/ESLintRuleExhaustiveDeps-test.js

@@ -584,6 +584,16 @@ const tests = {
         }
       `,
     },
+    {
+      code: normalizeIndent`
+        function MyComponent(props) {
+          let foo = {}
+          useEffect(() => {
+            foo.bar.baz = 43;
+          }, [foo.bar]);
+        }
+      `,
+    },
     {
       // Valid because we assign ref.current
       // ourselves. Therefore it's likely not
@@ -6395,6 +6405,39 @@ const tests = {
       // Keep this until major IDEs and VS Code FB ESLint plugin support Suggestions API.
       options: [{enableDangerousAutofixThisMayCauseInfiniteLoops: true}],
     },
+    {
+      code: normalizeIndent`
+        function MyComponent(props) {
+          let foo = {}
+          useEffect(() => {
+            foo.bar.baz = 43;
+            props.foo.bar.baz = 1;
+          }, []);
+        }
+      `,
+      errors: [
+        {
+          message:
+            "React Hook useEffect has missing dependencies: 'foo.bar' and 'props.foo.bar'. " +
+            'Either include them or remove the dependency array.',
+          suggestions: [
+            {
+              desc:
+                'Update the dependencies array to be: [foo.bar, props.foo.bar]',
+              output: normalizeIndent`
+                function MyComponent(props) {
+                  let foo = {}
+                  useEffect(() => {
+                    foo.bar.baz = 43;
+                    props.foo.bar.baz = 1;
+                  }, [foo.bar, props.foo.bar]);
+                }
+              `,
+            },
+          ],
+        },
+      ],
+    },
   ],
 };
 

packages/eslint-plugin-react-hooks/src/ExhaustiveDeps.js

@@ -1437,6 +1437,12 @@ function getDependency(node) {
     )
   ) {
     return getDependency(node.parent);
+  } else if (
+    node.type === 'MemberExpression' &&
+    node.parent &&
+    node.parent.type === 'AssignmentExpression'
+  ) {
+    return node.object;
   } else {
     return node;
   }