Fix/warning adjustment

packages/css-jss/.size-snapshot.json

@@ -1,8 +1,8 @@
 {
   "dist/css-jss.js": {
-    "bundled": 57601,
-    "minified": 20268,
-    "gzipped": 6824
+    "bundled": 57609,
+    "minified": 20272,
+    "gzipped": 6826
   },
   "dist/css-jss.min.js": {
     "bundled": 56847,

packages/jss-plugin-nested/.size-snapshot.json

@@ -1,23 +1,23 @@
 {
   "dist/jss-plugin-nested.js": {
-    "bundled": 4512,
-    "minified": 1552,
-    "gzipped": 852
+    "bundled": 4520,
+    "minified": 1556,
+    "gzipped": 857
   },
   "dist/jss-plugin-nested.min.js": {
     "bundled": 4082,
     "minified": 1340,
     "gzipped": 726
   },
   "dist/jss-plugin-nested.cjs.js": {
-    "bundled": 3643,
-    "minified": 1412,
-    "gzipped": 762
+    "bundled": 3651,
+    "minified": 1416,
+    "gzipped": 768
   },
   "dist/jss-plugin-nested.esm.js": {
-    "bundled": 3409,
-    "minified": 1233,
-    "gzipped": 681,
+    "bundled": 3417,
+    "minified": 1237,
+    "gzipped": 685,
     "treeshaked": {
       "rollup": {
         "code": 64,

packages/jss-plugin-nested/src/index.js

@@ -25,8 +25,8 @@ export default function jssNested(): Plugin {
 
       warning(
         false,
-        `[JSS] Could not find the referenced rule ${key} in ${container.options.meta ||
-          container.toString()}.`
+        `[JSS] Could not find the referenced rule "${key}" in "${container.options.meta ||
+          container.toString()}".`
       )
       return key
     }

packages/jss-plugin-nested/src/index.test.js

@@ -405,7 +405,7 @@ describe('jss-plugin-nested', () => {
       expect(spy.callCount).to.be(1)
       expect(
         spy.calledWithExactly(
-          'Warning: [JSS] Could not find the referenced rule b in .a-id {\n  & $b: [object Object];\n}.'
+          'Warning: [JSS] Could not find the referenced rule "b" in ".a-id {\n  & $b: [object Object];\n}."'
         )
       ).to.be(true)
     })

packages/jss-preset-default/.size-snapshot.json

@@ -1,8 +1,8 @@
 {
   "dist/jss-preset-default.js": {
-    "bundled": 54845,
-    "minified": 19502,
-    "gzipped": 6476
+    "bundled": 54853,
+    "minified": 19506,
+    "gzipped": 6479
   },
   "dist/jss-preset-default.min.js": {
     "bundled": 54091,

packages/jss-starter-kit/.size-snapshot.json

@@ -1,7 +1,7 @@
 {
   "dist/jss-starter-kit.js": {
-    "bundled": 70387,
-    "minified": 29542,
+    "bundled": 70395,
+    "minified": 29546,
     "gzipped": 9102
   },
   "dist/jss-starter-kit.min.js": {

packages/react-jss/.size-snapshot.json

@@ -1,8 +1,8 @@
 {
   "dist/react-jss.js": {
-    "bundled": 169122,
-    "minified": 58281,
-    "gzipped": 19045
+    "bundled": 169130,
+    "minified": 58285,
+    "gzipped": 19051
   },
   "dist/react-jss.min.js": {
     "bundled": 112454,