Add scalafmt plugin to scala-finch generator (#23459)

Author: volcano303

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/ScalaFinchServerCodegen.java

@@ -156,6 +156,7 @@ public ScalaFinchServerCodegen() {
 
         supportingFiles.add(new SupportingFile("project/build.properties", "project", "build.properties"));
         supportingFiles.add(new SupportingFile("project/plugins.sbt", "project", "plugins.sbt"));
+        supportingFiles.add(new SupportingFile("scalafmt.mustache", "", ".scalafmt.conf"));
         supportingFiles.add(new SupportingFile("sbt", "", "sbt"));
 
         supportingFiles.add(new SupportingFile("endpoint.mustache", sourceFolder, "endpoint.scala"));

modules/openapi-generator/src/main/resources/scala-finch/project/plugins.sbt

@@ -5,3 +5,5 @@ addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "0.14.3")
 addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % "0.5.3")
 
 addSbtPlugin("org.scalariform" % "sbt-scalariform" % "1.6.0")
+
+addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.5.6")

modules/openapi-generator/src/main/resources/scala-finch/scalafmt.mustache

@@ -0,0 +1,58 @@
+version=3.10.6
+runner.dialect = scala212
+project {
+  git = false
+  excludeFilters = [
+    scalafmt-benchmarks/src/resources,
+    sbt-test
+    bin/issue
+  ]
+  layout = StandardConvention
+}
+align {
+  preset = none
+  stripMargin = true
+}
+binPack {
+  importSelectors = fold
+}
+newlines {
+  avoidForSimpleOverflow = all
+  ignoreInSyntax = false
+  source = fold
+}
+rewrite {
+  rules = [
+    AvoidInfix,
+    Imports,
+    RedundantBraces,
+    RedundantParens,
+    SortModifiers,
+  ]
+  imports {
+    selectors = fold
+    removeRedundantSelectors = true
+    sort = ascii
+    groups = [
+      ["org\\.scalafmt\\..*"],
+      ["scala\\.meta\\..*", "org\\.scalameta\\..*"],
+      ["sbt\\..*"],
+      ["java.?\\..*"],
+      ["scala\\..*"],
+      ["org\\..*"],
+      ["com\\..*"],
+    ]
+  }
+  redundantBraces {
+    preset = all
+    oneStatApply {
+      parensMaxSpan = 300
+      bracesMinSpan = 300
+    }
+  }
+  redundantParens {
+    preset = all
+  }
+  sortModifiers.preset = styleGuide
+  trailingCommas.style = "always"
+}

samples/server/petstore/scala-finch/.openapi-generator/FILES

@@ -1,3 +1,4 @@
+.scalafmt.conf
 README.md
 build.sbt
 project/build.properties

samples/server/petstore/scala-finch/.openapi-generator/VERSION

@@ -1 +1 @@
-5.1.0-SNAPSHOT
+7.22.0-SNAPSHOT

samples/server/petstore/scala-finch/.scalafmt.conf

@@ -0,0 +1,58 @@
+version=3.10.6
+runner.dialect = scala212
+project {
+  git = false
+  excludeFilters = [
+    scalafmt-benchmarks/src/resources,
+    sbt-test
+    bin/issue
+  ]
+  layout = StandardConvention
+}
+align {
+  preset = none
+  stripMargin = true
+}
+binPack {
+  importSelectors = fold
+}
+newlines {
+  avoidForSimpleOverflow = all
+  ignoreInSyntax = false
+  source = fold
+}
+rewrite {
+  rules = [
+    AvoidInfix,
+    Imports,
+    RedundantBraces,
+    RedundantParens,
+    SortModifiers,
+  ]
+  imports {
+    selectors = fold
+    removeRedundantSelectors = true
+    sort = ascii
+    groups = [
+      ["org\\.scalafmt\\..*"],
+      ["scala\\.meta\\..*", "org\\.scalameta\\..*"],
+      ["sbt\\..*"],
+      ["java.?\\..*"],
+      ["scala\\..*"],
+      ["org\\..*"],
+      ["com\\..*"],
+    ]
+  }
+  redundantBraces {
+    preset = all
+    oneStatApply {
+      parensMaxSpan = 300
+      bracesMinSpan = 300
+    }
+  }
+  redundantParens {
+    preset = all
+  }
+  sortModifiers.preset = styleGuide
+  trailingCommas.style = "always"
+}

samples/server/petstore/scala-finch/project/plugins.sbt

@@ -5,3 +5,5 @@ addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "0.14.3")
 addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % "0.5.3")
 
 addSbtPlugin("org.scalariform" % "sbt-scalariform" % "1.6.0")
+
+addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.5.6")

samples/server/petstore/scala-finch/src/main/scala/errors.scala

@@ -24,4 +24,3 @@ case class MissingIdentifier(message: String) extends CommonError(message)
  * @param message An error message
  */
 case class RecordNotFound(message: String) extends CommonError(message)
-

samples/server/petstore/scala-finch/src/main/scala/org/openapitools/apis/PetApi.scala

@@ -6,6 +6,7 @@ import org.openapitools.models._
 import org.openapitools.models.ApiResponse
 import java.io.File
 import org.openapitools.models.Pet
+import scala.collection.immutable.Seq
 import io.finch.circe._
 import io.circe.generic.semiauto._
 import com.twitter.concurrent.AsyncStream

samples/server/petstore/scala-finch/src/main/scala/org/openapitools/apis/UserApi.scala

@@ -5,6 +5,7 @@ import org.openapitools._
 import org.openapitools.models._
 import scala.collection.immutable.Seq
 import org.openapitools.models.User
+import java.time.ZonedDateTime
 import io.finch.circe._
 import io.circe.generic.semiauto._
 import com.twitter.concurrent.AsyncStream