diff --git a/.scalafmt.conf b/.scalafmt.conf
index 010fa6d..7016fbe 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1 +1 @@
-version = "2.7.5"
+version = "3.0.8"
diff --git a/argonaut/src/test/scala/com/stephenn/scalatest/argonaut/JsonMatchersSpec.scala b/argonaut/src/test/scala/com/stephenn/scalatest/argonaut/JsonMatchersSpec.scala
index 2a841b9..86be134 100644
--- a/argonaut/src/test/scala/com/stephenn/scalatest/argonaut/JsonMatchersSpec.scala
+++ b/argonaut/src/test/scala/com/stephenn/scalatest/argonaut/JsonMatchersSpec.scala
@@ -25,10 +25,9 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
         " [ ] " -> "[]",
         "0" -> "0",
         """{"a":0, "b":1}""" -> """{"b":1,"a":0}"""
-      ).foreach {
-        case (left, right) =>
-          val matchResult = JsonMatchers.matchJson(right).apply(left)
-          matchResult.matches shouldBe true
+      ).foreach { case (left, right) =>
+        val matchResult = JsonMatchers.matchJson(right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
@@ -93,19 +92,23 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
       matchResult.matches shouldBe false
       val expectedMsg = s"""Json did not match.
                            |{
-                           |     "someField": ${red("\"different json\"")}${red(" -> ")}${green(
-                             "\"valid json\""
-                           )},
+                           |     "someField": ${red("\"different json\"")}${red(
+        " -> "
+      )}${green(
+        "\"valid json\""
+      )},
                            |     "otherField": [
                            |          "json",
                            |          ${red("\"stuff\"")}${red(" -> ")}${green(
-                             "\"content\""
-                           )},
+        "\"content\""
+      )},
                            |          ${green("\"changes\"")}],
                            |     "third": [
                            |          {
                            |          "a": ${red("2")}${red(" -> ")}${green("1")},
-                           |          "${red("b")}": ${red("3")}}]}""".stripMargin
+                           |          "${red("b")}": ${red(
+        "3"
+      )}}]}""".stripMargin
       matchResult.rawFailureMessage shouldBe expectedMsg
     }
 
diff --git a/circe/src/main/scala/com/stephenn/scalatest/circe/JsonMatchers.scala b/circe/src/main/scala/com/stephenn/scalatest/circe/JsonMatchers.scala
index c2d858b..4677561 100644
--- a/circe/src/main/scala/com/stephenn/scalatest/circe/JsonMatchers.scala
+++ b/circe/src/main/scala/com/stephenn/scalatest/circe/JsonMatchers.scala
@@ -10,8 +10,7 @@ import scala.reflect.ClassTag
 
 trait JsonMatchers {
 
-  /**
-    * Checks if the given json objects are equivalent.
+  /** Checks if the given json objects are equivalent.
     */
   def matchJson(right: String): Matcher[String] = {
     Matcher[String] { left =>
@@ -24,8 +23,7 @@ trait JsonMatchers {
     }
   }
 
-  /**
-    * Checks if the given json objects are equivalent.
+  /** Checks if the given json objects are equivalent.
     */
   def matchJsonString(right: String): Matcher[Json] = {
     Matcher[Json] { left =>
@@ -38,10 +36,12 @@ trait JsonMatchers {
     }
   }
 
-  private def matchJsonResult(left: String,
-                              right: String,
-                              leftJson: Json,
-                              rightJson: Json) =
+  private def matchJsonResult(
+      left: String,
+      right: String,
+      leftJson: Json,
+      rightJson: Json
+  ) =
     MatchResult(
       matches = leftJson == rightJson,
       rawFailureMessage =
diff --git a/json4s/src/main/scala/com/stephenn/scalatest/json4s/JsonMatchers.scala b/json4s/src/main/scala/com/stephenn/scalatest/json4s/JsonMatchers.scala
index 279e080..1576dea 100644
--- a/json4s/src/main/scala/com/stephenn/scalatest/json4s/JsonMatchers.scala
+++ b/json4s/src/main/scala/com/stephenn/scalatest/json4s/JsonMatchers.scala
@@ -6,8 +6,7 @@ import org.json4s.native.JsonMethods._
 
 trait JsonMatchers {
 
-  /**
-    * Checks if the given json objects are equivalent.
+  /** Checks if the given json objects are equivalent.
     */
   def matchJson(right: String): Matcher[String] = {
     Matcher[String] { left =>
@@ -20,8 +19,7 @@ trait JsonMatchers {
     }
   }
 
-  /**
-    * Checks if the given json objects are equivalent.
+  /** Checks if the given json objects are equivalent.
     */
   def matchJsonString(right: String): Matcher[JValue] = {
     Matcher[JValue] { left =>
@@ -34,10 +32,12 @@ trait JsonMatchers {
     }
   }
 
-  private def matchJsonResult(left: String,
-                              right: String,
-                              leftJson: JValue,
-                              rightJson: JValue) =
+  private def matchJsonResult(
+      left: String,
+      right: String,
+      leftJson: JValue,
+      rightJson: JValue
+  ) =
     MatchResult(
       matches = leftJson == rightJson,
       rawFailureMessage =
diff --git a/json4s/src/test/scala/com/stephenn/scalatest/json4s/JsonMatchersSpec.scala b/json4s/src/test/scala/com/stephenn/scalatest/json4s/JsonMatchersSpec.scala
index 81669d7..011095a 100644
--- a/json4s/src/test/scala/com/stephenn/scalatest/json4s/JsonMatchersSpec.scala
+++ b/json4s/src/test/scala/com/stephenn/scalatest/json4s/JsonMatchersSpec.scala
@@ -7,10 +7,9 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
 
   describe("JsonMatchers") {
     it("should pass when json is the same") {
-      Seq("{}" -> "{}", "[]" -> "[]").foreach {
-        case (left, right) =>
-          val matchResult = JsonMatchers.matchJson(right).apply(left)
-          matchResult.matches shouldBe true
+      Seq("{}" -> "{}", "[]" -> "[]").foreach { case (left, right) =>
+        val matchResult = JsonMatchers.matchJson(right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
@@ -18,12 +17,13 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
       val matchResult = JsonMatchers.matchJson("{  }").apply("  {}  ")
       matchResult.matches shouldBe true
 
-      Seq("{}" -> " { }",
-          " [ ] " -> "[]",
-          """{"a":0, "b":1}""" -> """{"b":1,"a":0}""").foreach {
-        case (left, right) =>
-          val matchResult = JsonMatchers.matchJson(right).apply(left)
-          matchResult.matches shouldBe true
+      Seq(
+        "{}" -> " { }",
+        " [ ] " -> "[]",
+        """{"a":0, "b":1}""" -> """{"b":1,"a":0}"""
+      ).foreach { case (left, right) =>
+        val matchResult = JsonMatchers.matchJson(right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
diff --git a/jsonassert/src/main/scala/com/stephenn/scalatest/jsonassert/JsonMatchers.scala b/jsonassert/src/main/scala/com/stephenn/scalatest/jsonassert/JsonMatchers.scala
index 6aef41e..17d7ec8 100644
--- a/jsonassert/src/main/scala/com/stephenn/scalatest/jsonassert/JsonMatchers.scala
+++ b/jsonassert/src/main/scala/com/stephenn/scalatest/jsonassert/JsonMatchers.scala
@@ -8,8 +8,7 @@ import org.scalatest.matchers.Matcher
 
 trait JsonMatchers {
 
-  /**
-    * Checks if the given json objects are equivalent.
+  /** Checks if the given json objects are equivalent.
     */
   def matchJson(right: String): Matcher[String] =
     Matcher[String] { left =>
diff --git a/jsonassert/src/test/scala/com/stephenn/scalatest/jsonassert/JsonMatchersSpec.scala b/jsonassert/src/test/scala/com/stephenn/scalatest/jsonassert/JsonMatchersSpec.scala
index 322cdf2..ba28170 100644
--- a/jsonassert/src/test/scala/com/stephenn/scalatest/jsonassert/JsonMatchersSpec.scala
+++ b/jsonassert/src/test/scala/com/stephenn/scalatest/jsonassert/JsonMatchersSpec.scala
@@ -17,13 +17,14 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
       val matchResult = JsonMatchers.matchJson("{  }").apply("  {}  ")
       matchResult.matches shouldBe true
 
-      Seq("{}" -> " { }",
-          " [ ] " -> "[]",
-          "0" -> "0",
-          """{"a":0, "b":1}""" -> """{"b":1,"a":0}""").foreach {
-        case (left, right) =>
-          val matchResult = JsonMatchers.matchJson(right).apply(left)
-          matchResult.matches shouldBe true
+      Seq(
+        "{}" -> " { }",
+        " [ ] " -> "[]",
+        "0" -> "0",
+        """{"a":0, "b":1}""" -> """{"b":1,"a":0}"""
+      ).foreach { case (left, right) =>
+        val matchResult = JsonMatchers.matchJson(right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
diff --git a/jsoniter-scala/build.sbt b/jsoniter-scala/build.sbt
index f3308d9..14a2afe 100644
--- a/jsoniter-scala/build.sbt
+++ b/jsoniter-scala/build.sbt
@@ -2,7 +2,7 @@ name := "scalatest-jsoniter-scala"
 
 libraryDependencies ++= Seq(
   "org.scalatest" %% "scalatest" % "3.2.9",
-  "com.github.plokhotnyuk.jsoniter-scala" %% "jsoniter-scala-core"   % "2.9.1",
+  "com.github.plokhotnyuk.jsoniter-scala" %% "jsoniter-scala-core" % "2.9.1",
   "com.github.plokhotnyuk.jsoniter-scala" %% "jsoniter-scala-macros" % "2.9.1" % "provided",
   "com.softwaremill.diffx" %% "diffx-core" % "0.3.30"
 )
diff --git a/jsoniter-scala/src/main/scala/com/stephenn/scalatest/jsoniterscala/JsonMatchers.scala b/jsoniter-scala/src/main/scala/com/stephenn/scalatest/jsoniterscala/JsonMatchers.scala
index d3f8275..d84c727 100644
--- a/jsoniter-scala/src/main/scala/com/stephenn/scalatest/jsoniterscala/JsonMatchers.scala
+++ b/jsoniter-scala/src/main/scala/com/stephenn/scalatest/jsoniterscala/JsonMatchers.scala
@@ -9,27 +9,34 @@ import scala.util.{Failure, Success, Try}
 
 trait JsonMatchers {
 
-  /**
-    * Checks if the given JSON objects are equivalent.
+  /** Checks if the given JSON objects are equivalent.
     */
-  def matchJson[T: JsonValueCodec : ClassTag](expected: String)(implicit diffInst: Diff[T]): Matcher[String] = {
+  def matchJson[T: JsonValueCodec: ClassTag](
+      expected: String
+  )(implicit diffInst: Diff[T]): Matcher[String] = {
     Matcher[String] { actual =>
       (parse(actual), parse(expected)) match {
         case (Left(error), _) => parseError(actual.trim, error.getMessage)
         case (_, Left(error)) => parseError(expected.trim, error.getMessage)
-        case (Right(actual), Right(expected)) => comparisonResult(actual, expected)
+        case (Right(actual), Right(expected)) =>
+          comparisonResult(actual, expected)
       }
     }
   }
 
-  private def parse[T: JsonValueCodec : ClassTag](json: String): Either[Throwable, T] = {
+  private def parse[T: JsonValueCodec: ClassTag](
+      json: String
+  ): Either[Throwable, T] = {
     Try(readFromArray(json.getBytes("UTF-8"))) match {
       case Success(parsedData) => Right(parsedData)
-      case Failure(error) => Left(error)
+      case Failure(error)      => Left(error)
     }
   }
 
-  private def parseError[T: JsonValueCodec : ClassTag](left: String, right: String) = {
+  private def parseError[T: JsonValueCodec: ClassTag](
+      left: String,
+      right: String
+  ) = {
     MatchResult(
       matches = false,
       rawFailureMessage = "Could not parse json {0} error: {1}",
@@ -38,7 +45,10 @@ trait JsonMatchers {
     )
   }
 
-  private def comparisonResult[T: JsonValueCodec : ClassTag](actual: T, expected: T)(implicit diffInst: Diff[T]) = {
+  private def comparisonResult[T: JsonValueCodec: ClassTag](
+      actual: T,
+      expected: T
+  )(implicit diffInst: Diff[T]) = {
     val diffResult = Diff.compare(actual, expected)(diffInst)
     val s = diffResult.show
     MatchResult(
diff --git a/jsoniter-scala/src/test/scala/com/stephenn/scalatest/jsoniterscala/JsonMatchersSpec.scala b/jsoniter-scala/src/test/scala/com/stephenn/scalatest/jsoniterscala/JsonMatchersSpec.scala
index b8580f1..6f2a51d 100644
--- a/jsoniter-scala/src/test/scala/com/stephenn/scalatest/jsoniterscala/JsonMatchersSpec.scala
+++ b/jsoniter-scala/src/test/scala/com/stephenn/scalatest/jsoniterscala/JsonMatchersSpec.scala
@@ -1,7 +1,10 @@
 package com.stephenn.scalatest.jsoniterscala
 
 import com.github.plokhotnyuk.jsoniter_scala.core.JsonValueCodec
-import com.github.plokhotnyuk.jsoniter_scala.macros.{CodecMakerConfig, JsonCodecMaker}
+import com.github.plokhotnyuk.jsoniter_scala.macros.{
+  CodecMakerConfig,
+  JsonCodecMaker
+}
 import com.softwaremill.diffx.{Derived, Diff}
 import org.scalatest.funspec.AnyFunSpec
 import org.scalatest.matchers.should.Matchers
@@ -24,10 +27,9 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
       Seq(
         """{"a":1}""" -> """{"a":1}""",
         """{"a":1,"b": 2}""" -> """{"a":1,"b":2}"""
-      ).foreach {
-        case (left, right) =>
-          val matchResult = JsonMatchers.matchJson(right).apply(left)
-          matchResult.matches shouldBe true
+      ).foreach { case (left, right) =>
+        val matchResult = JsonMatchers.matchJson(right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
@@ -38,16 +40,15 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
         """{"a":1}""" -> """{ "a" : 1, "b" : null }""",
         """{"a":0, "b":1}""" -> """{"b":1,"a":0}""",
         """{"b":1,"a":0}""" -> """{"a":0, "b":1}"""
-      ).foreach {
-        case (left, right) =>
-          val matchResult = JsonMatchers.matchJson(right).apply(left)
-          matchResult.matches shouldBe true
+      ).foreach { case (left, right) =>
+        val matchResult = JsonMatchers.matchJson(right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
     it("should show deviation between two JSON objects") {
-      val matchResult = JsonMatchers.matchJson(
-        """{"b":2,"a":0}""").apply("""{"a":0, "b":1}""")
+      val matchResult =
+        JsonMatchers.matchJson("""{"b":2,"a":0}""").apply("""{"a":0, "b":1}""")
       matchResult.matches shouldBe false
       matchResult.failureMessage shouldBe
         s"""
@@ -59,7 +60,8 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
     }
 
     it("should fail when left has extra fields") {
-      val matchResult = JsonMatchers.matchJson("""{"a":1,"x":1}""").apply("""{"a":1}""")
+      val matchResult =
+        JsonMatchers.matchJson("""{"a":1,"x":1}""").apply("""{"a":1}""")
       matchResult.matches shouldBe false
       matchResult.failureMessage shouldBe
         """
@@ -73,7 +75,8 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
     }
 
     it("should fail when right has extra fields") {
-      val matchResult = JsonMatchers.matchJson("""{"a":1}""").apply("""{"a":1,"x":1}""")
+      val matchResult =
+        JsonMatchers.matchJson("""{"a":1}""").apply("""{"a":1,"x":1}""")
       matchResult.matches shouldBe false
       matchResult.failureMessage shouldBe
         """
@@ -87,7 +90,8 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
     }
 
     it("should fail on invalid JSON Object") {
-      val matchResult = JsonMatchers.matchJson("""{"a":1}""").apply("""{"a":nope}""")
+      val matchResult =
+        JsonMatchers.matchJson("""{"a":1}""").apply("""{"a":nope}""")
       matchResult.matches shouldBe false
       matchResult.failureMessage shouldBe
         """Could not parse json "{"a":nope}" error: "illegal number, offset: 0x00000005, buf:
@@ -119,18 +123,19 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
       Seq(
         """{"items": [{"a":1}]}""" -> """{"items": [{"a":1}]}""",
         """{ "items": [ { "a":1,"b": 2 } ] }""" -> """{"items": [{"a":1,"b":2}]}"""
-      ).foreach {
-        case (left, right) =>
-          // note that explicit [Root] is for binding with particular codec explicitly
-          val matchResult = JsonMatchers.matchJson[Root](right).apply(left)
-          matchResult.matches shouldBe true
+      ).foreach { case (left, right) =>
+        // note that explicit [Root] is for binding with particular codec explicitly
+        val matchResult = JsonMatchers.matchJson[Root](right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
-    it("should pass even left has extra field, but skipUnexpectedFields config param is disabled") {
+    it(
+      "should pass even left has extra field, but skipUnexpectedFields config param is disabled"
+    ) {
       // note that explicit [Data] is for binding with particular codec explicitly
-      val matchResult = JsonMatchers.matchJson[Data](
-        """{"a":1,"x":1}""").apply("""{"a":1}""")
+      val matchResult =
+        JsonMatchers.matchJson[Data]("""{"a":1,"x":1}""").apply("""{"a":1}""")
       matchResult.matches shouldBe true
     }
 
@@ -138,11 +143,10 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
       Seq(
         """[{"a":1}]""" -> """[ { "a" : 1 } ]""",
         """[]""" -> """[ ]"""
-      ).foreach {
-        case (left, right) =>
-          // note that explicit [List[Data]] is for binding with particular codec explicitly
-          val matchResult = JsonMatchers.matchJson[List[Data]](right).apply(left)
-          matchResult.matches shouldBe true
+      ).foreach { case (left, right) =>
+        // note that explicit [List[Data]] is for binding with particular codec explicitly
+        val matchResult = JsonMatchers.matchJson[List[Data]](right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
diff --git a/play-json/src/main/scala/com/stephenn/scalatest/playjson/JsonMatchers.scala b/play-json/src/main/scala/com/stephenn/scalatest/playjson/JsonMatchers.scala
index 9962cc7..b6e57e1 100644
--- a/play-json/src/main/scala/com/stephenn/scalatest/playjson/JsonMatchers.scala
+++ b/play-json/src/main/scala/com/stephenn/scalatest/playjson/JsonMatchers.scala
@@ -7,8 +7,7 @@ import scala.util.Try
 
 trait JsonMatchers {
 
-  /**
-    * Checks if the given json objects are equivalent.
+  /** Checks if the given json objects are equivalent.
     */
   def matchJson(right: String): Matcher[String] = {
     Matcher[String] { left =>
@@ -21,8 +20,7 @@ trait JsonMatchers {
     }
   }
 
-  /**
-    * Checks if the given json objects are equivalent.
+  /** Checks if the given json objects are equivalent.
     */
   def matchJsonString(right: String): Matcher[JsValue] = {
     Matcher[JsValue] { left =>
@@ -35,10 +33,12 @@ trait JsonMatchers {
     }
   }
 
-  private def matchJsonResult(left: String,
-                              right: String,
-                              leftJson: JsValue,
-                              rightJson: JsValue) =
+  private def matchJsonResult(
+      left: String,
+      right: String,
+      leftJson: JsValue,
+      rightJson: JsValue
+  ) =
     MatchResult(
       matches = leftJson == rightJson,
       rawFailureMessage =
diff --git a/play-json/src/test/scala/com/stephenn/scalatest/playjson/JsonMatchersSpec.scala b/play-json/src/test/scala/com/stephenn/scalatest/playjson/JsonMatchersSpec.scala
index 700efe1..66fda14 100644
--- a/play-json/src/test/scala/com/stephenn/scalatest/playjson/JsonMatchersSpec.scala
+++ b/play-json/src/test/scala/com/stephenn/scalatest/playjson/JsonMatchersSpec.scala
@@ -7,10 +7,9 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
 
   describe("JsonMatchers") {
     it("should pass when json is the same") {
-      Seq("{}" -> "{}", "[]" -> "[]").foreach {
-        case (left, right) =>
-          val matchResult = JsonMatchers.matchJson(right).apply(left)
-          matchResult.matches shouldBe true
+      Seq("{}" -> "{}", "[]" -> "[]").foreach { case (left, right) =>
+        val matchResult = JsonMatchers.matchJson(right).apply(left)
+        matchResult.matches shouldBe true
       }
     }
 
@@ -22,10 +21,9 @@ class JsonMatchersSpec extends AnyFunSpec with Matchers {
         "{}" -> " { }",
         " [ ] " -> "[]",
         """{"a":0, "b":1}""" -> """{"b":1,"a":0}"""
-      ).foreach {
-        case (left, right) =>
-          val matchResult = JsonMatchers.matchJson(right).apply(left)
-          matchResult.matches shouldBe true
+      ).foreach { case (left, right) =>
+        val matchResult = JsonMatchers.matchJson(right).apply(left)
+        matchResult.matches shouldBe true
       }
     }