diff --git a/.eslintrc b/.eslintrc
index 2c7ab90..f904bcb 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -40,7 +40,7 @@
         "afterColon": true,
         "on": "colon"
     } }],
-    "keyword-spacing": [2, { "before": true, "after": false, "overrides" : { "else": { "after": true }} }],
+    "keyword-spacing": [2, { "before": true, "after": false, "overrides" : { "else": { "after": true }, "return" : { "after" : true } } }],
     "new-cap": [2, { "newIsCap": true, "capIsNew": false }],
     "new-parens": 2,
     "no-array-constructor": 2,
diff --git a/test/addClassNameToNode.js b/test/addClassNameToNode.js
index c80cbc1..f1781ce 100644
--- a/test/addClassNameToNode.js
+++ b/test/addClassNameToNode.js
@@ -2,14 +2,9 @@
 
 const assert = require("assert"),
 
-    forEach = require("lodash/forEach"),
-    concat  = require("lodash/concat"),
-
     addClassNameToNode = require("../lib/addClassNameToNode"),
 
-    fixtures = require("./fixtures").addClassNameToNode,
-
-    groups = require("../lib/groups");
+    fixtures = require("./fixtures").addClassNameToNode;
 
 describe("/lib", () => {
     describe("/addClassNameToNode.js", () => {
diff --git a/test/api.js b/test/api.js
index da1fde1..2d36c8c 100644
--- a/test/api.js
+++ b/test/api.js
@@ -3,7 +3,6 @@
 const assert = require("assert"),
 
     posthtml = require("posthtml"),
-    pseudo   = require("../index"),
 
     fixtures = require("./fixtures");
 
@@ -16,14 +15,5 @@ describe("/lib", () => {
                     assert.equal(result.html, fixtures.basic.expected);
                 })
         );
-
-        // it("should run posthtml with pseudo", () =>
-        //     posthtml()
-        //         .use(pseudo())
-        //         .process(fixtures.groups.all.input)
-        //         .then((result) => {
-        //             assert.equal(result.html, fixtures.groups.all.expected);
-        //         })
-        // );
     });
 });
diff --git a/test/fixtures/addClassNameToNode/emptyClass.js b/test/fixtures/addClassNameToNode/emptyClass.js
index bd419fe..a7fd31d 100644
--- a/test/fixtures/addClassNameToNode/emptyClass.js
+++ b/test/fixtures/addClassNameToNode/emptyClass.js
@@ -2,39 +2,39 @@
 
 module.exports = {
     input : {
-        tag: "a",
-        attrs: {
-            href: "#",
-            class: ""
+        tag   : "a",
+        attrs : {
+            href  : "#",
+            class : ""
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
     },
     expected : {
-        tag: "a",
-        attrs: {
-            class: ":test",
-            href: "#"
+        tag   : "a",
+        attrs : {
+            class : ":test",
+            href  : "#"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
diff --git a/test/fixtures/addClassNameToNode/endClass.js b/test/fixtures/addClassNameToNode/endClass.js
index 3bb799e..01e2490 100644
--- a/test/fixtures/addClassNameToNode/endClass.js
+++ b/test/fixtures/addClassNameToNode/endClass.js
@@ -2,39 +2,39 @@
 
 module.exports = {
     input : {
-        tag: "a",
-        attrs: {
-            href: "#",
-            class: "something"
+        tag   : "a",
+        attrs : {
+            href  : "#",
+            class : "something"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
     },
     expected : {
-        tag: "a",
-        attrs: {
-            class: "something :test",
-            href: "#"
+        tag   : "a",
+        attrs : {
+            class : "something :test",
+            href  : "#"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
diff --git a/test/fixtures/addClassNameToNode/noClass.js b/test/fixtures/addClassNameToNode/noClass.js
index b7734ae..4ef57b5 100644
--- a/test/fixtures/addClassNameToNode/noClass.js
+++ b/test/fixtures/addClassNameToNode/noClass.js
@@ -2,38 +2,38 @@
 
 module.exports = {
     input : {
-        tag: "a",
-        attrs: {
-            href: "#"
+        tag   : "a",
+        attrs : {
+            href : "#"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
     },
     expected : {
-        tag: "a",
-        attrs: {
-            class: ":test",
-            href: "#"
+        tag   : "a",
+        attrs : {
+            class : ":test",
+            href  : "#"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
diff --git a/test/fixtures/addClassNameToNode/sortClass1.js b/test/fixtures/addClassNameToNode/sortClass1.js
index 07858a3..111b6e3 100644
--- a/test/fixtures/addClassNameToNode/sortClass1.js
+++ b/test/fixtures/addClassNameToNode/sortClass1.js
@@ -2,39 +2,39 @@
 
 module.exports = {
     input : {
-        tag: "a",
-        attrs: {
-            href: "#",
-            class: "something :first-child"
+        tag   : "a",
+        attrs : {
+            href  : "#",
+            class : "something :first-child"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
     },
     expected : {
-        tag: "a",
-        attrs: {
-            class: "something :first-child :first-of-type",
-            href: "#"
+        tag   : "a",
+        attrs : {
+            class : "something :first-child :first-of-type",
+            href  : "#"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
diff --git a/test/fixtures/addClassNameToNode/sortClass2.js b/test/fixtures/addClassNameToNode/sortClass2.js
index 44f31ae..76edfe9 100644
--- a/test/fixtures/addClassNameToNode/sortClass2.js
+++ b/test/fixtures/addClassNameToNode/sortClass2.js
@@ -2,39 +2,39 @@
 
 module.exports = {
     input : {
-        tag: "a",
-        attrs: {
-            href: "#",
-            class: "something :first-of-type"
+        tag   : "a",
+        attrs : {
+            href  : "#",
+            class : "something :first-of-type"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
     },
     expected : {
-        tag: "a",
-        attrs: {
-            class: "something :first-child :first-of-type",
-            href: "#"
+        tag   : "a",
+        attrs : {
+            class : "something :first-child :first-of-type",
+            href  : "#"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
diff --git a/test/fixtures/addClassNameToNode/sortClass3.js b/test/fixtures/addClassNameToNode/sortClass3.js
index ef71131..3af886d 100644
--- a/test/fixtures/addClassNameToNode/sortClass3.js
+++ b/test/fixtures/addClassNameToNode/sortClass3.js
@@ -2,39 +2,39 @@
 
 module.exports = {
     input : {
-        tag: "a",
-        attrs: {
-            href: "#",
-            class: "something :last-child"
+        tag   : "a",
+        attrs : {
+            href  : "#",
+            class : "something :last-child"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]
     },
     expected : {
-        tag: "a",
-        attrs: {
-            class: "something :first-child :last-child",
-            href: "#"
+        tag   : "a",
+        attrs : {
+            class : "something :first-child :last-child",
+            href  : "#"
         },
-        content: [
+        content : [
             "\n    ",
-                {
-                tag: "span",
-                attrs: {
-                    class: "animals__cat",
-                    style: "background: url(cat.png)"
+            {
+                tag   : "span",
+                attrs : {
+                    class : "animals__cat",
+                    style : "background: url(cat.png)"
                 },
-                content: ["Cat"]
+                content : ["Cat"]
             },
             "\n"
         ]