Initial commit

.editorconfig

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+# https://EditorConfig.org
+
+root = true
+
+[*]
+charset = utf-8
+end_of_line = unset
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true

.github/FUNDING.yml

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+# These are supported funding model platforms
+
+github: [devinsideyou]
+patreon: devinsideyou
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']

.gitignore

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+*.worksheet.sc
+.ammonite/
+.bloop/
+.bsp/
+.dotty-ide*
+.history/
+.idea/
+.metals/
+.scala-build/
+.scala/
+.vscode/
+metals.sbt
+target/

.jvmopts

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+-XX:MaxMetaspaceSize=2g
+-XX:ReservedCodeCacheSize=1g
+-Xms1g
+-Xmx12g
+-XshowSettings:vm
+-Xss4m

.scalafix.conf

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+rules = [
+  # ExplicitResultTypes
+  LeakingImplicitClassVal
+  NoValInForComprehension
+  OrganizeImports
+  # RemoveUnused
+]
+
+ExplicitResultTypes {
+  memberKind = [Def, Val, Var]
+  memberVisibility = [Public, Protected]
+  skipSimpleDefinitions = ['Term.Ref', 'Lit', 'Term.New']
+  fatalWarnings = false
+  rewriteStructuralTypesToNamedSubclass = false
+}
+
+OrganizeImports {
+  blankLines = Auto
+  coalesceToWildcardImportThreshold = 1
+  expandRelative = true
+  groupExplicitlyImportedImplicitsSeparately = false
+  groupedImports = AggressiveMerge
+  groups = [
+    "re:javax?\\."
+    "scala."
+    "*"
+    "dev.insideyou."
+  ]
+  importSelectorsOrder = Ascii
+  importsOrder = Ascii
+  preset = DEFAULT
+  removeUnused = false // should be true
+}
+
+RemoveUnused {
+  imports = false
+  privates = true
+  locals = true
+  patternvars = true
+}

.scalafmt.conf

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+version = "3.7.17"
+
+align {
+  preset = none
+  stripMargin = yes
+}
+
+assumeStandardLibraryStripMargin = no
+
+danglingParentheses {
+  exclude = []
+}
+
+docstrings {
+  forceBlankLineBefore = no
+  oneline = keep
+  style = SpaceAsterisk
+  wrap = no
+}
+
+fileOverride {
+  "glob:**/*.sbt" {
+    newlines {
+      topLevelStatementBlankLines = [
+        {
+          blanks {
+            afterAll = -1,
+          }
+
+          minBreaks = 0
+        }
+      ]
+    }
+
+    runner {
+      # https://scalameta.org/scalafmt/docs/configuration.html#scala-dialects
+      dialect = Scala212
+    }
+  }
+
+  "glob:**/project/*.scala" {
+    newlines {
+      topLevelStatementBlankLines = [
+        {
+          blanks {
+            afterAll = -1,
+          }
+
+          minBreaks = 0
+        }
+      ]
+    }
+
+    runner {
+      # https://scalameta.org/scalafmt/docs/configuration.html#scala-dialects
+      dialect = Scala212
+    }
+  }
+}
+
+includeNoParensInSelectChains = yes
+
+indent {
+  caseSite = 5
+  commaSiteRelativeToExtends = 8
+  ctrlSite = 4
+  defnSite = 2
+  withSiteRelativeToExtends = 3
+}
+
+indentOperator {
+  exemptScope = all
+}
+
+lineEndings = preserve
+
+maxColumn = 100
+
+newlines {
+  alwaysBeforeElseAfterCurlyIf = yes
+  avoidInResultType = yes
+  avoidForSimpleOverflow = [slc]
+  beforeCurlyLambdaParams = multilineWithCaseOnly
+  implicitParamListModifierForce = [after]
+  inInterpolation = avoid
+
+  topLevelStatementBlankLines = [
+    {
+      blanks {
+        beforeAll = -1,
+        afterAll = 1,
+        beforeEndMarker = -1
+      }
+
+      minBreaks = 0
+    },
+    {
+      blanks {
+        beforeAll = -1,
+        before = 1,
+        after = 1,
+        afterAll = -1,
+        beforeEndMarker = -1
+      }
+
+      minBreaks = 1
+    }
+  ]
+}
+
+project {
+  excludeFilters = [
+    ".metals"
+  ]
+}
+
+rewrite {
+  redundantBraces {
+    ifElseExpressions = yes
+  }
+
+  rules = [
+    PreferCurlyFors
+    RedundantBraces
+    RedundantParens
+    SortModifiers
+  ]
+
+  scala3 {
+    convertToNewSyntax = yes
+    removeEndMarkerMaxLines = 28
+    removeOptionalBraces = oldSyntaxToo
+  }
+
+  sortModifiers {
+    order = [
+      inline
+      final
+      sealed
+      abstract
+      override
+      implicit
+      private
+      protected
+      lazy
+      infix
+    ]
+  }
+}
+
+rewriteTokens {
+  "⇒" = "=>"
+  "→" = "->"
+  "←" = "<-"
+}
+
+runner {
+  # https://scalameta.org/scalafmt/docs/configuration.html#scala-dialects
+  dialect = scala3
+}
+
+spaces {
+  inImportCurlyBraces = yes
+}
+
+trailingCommas = multiple
+
+verticalMultiline {
+  arityThreshold = 3
+  atDefnSite = yes
+  newlineAfterOpenParen = yes
+}

01-core/src/main/scala/dev/insideyou/play3/usecase1/Boundary.scala

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+package dev.insideyou
+package play3
+package usecase1
+
+trait Boundary:
+  def currentTime: UIO[LocalTime]

01-core/src/main/scala/dev/insideyou/play3/usecase1/BusinessLogic.scala

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+package dev.insideyou
+package play3
+package usecase1
+
+object BusinessLogic:
+  lazy val make: Boundary =
+    new:
+      override lazy val currentTime =
+        ZIO.succeed(java.time.LocalTime.now.nn)

01-core/src/main/scala/dev/insideyou/play3/usecase1/package.scala

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+package dev.insideyou
+package play3
+package usecase1
+
+export java.time.LocalTime

01-core/src/test/scala/dev/insideyou/play3/ExampleSuite.scala

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+package dev.insideyou
+package play3
+
+final class ExampleSuite extends TestSuite:
+  test("hello world"):
+    forAll: (int: Int, string: String) =>
+      expectEquals(int, int)
+      expectEquals(string, string)

01-core/src/test/scala/dev/insideyou/play3/Expectations.scala

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+package dev.insideyou
+package play3
+
+import scala.Console.*
+
+import com.eed3si9n.expecty.Expecty
+import munit.internal.console.StackTraces.dropInside
+
+@SuppressWarnings(Array("org.wartremover.warts.All"))
+trait Expectations:
+  this: munit.FunSuite =>
+  inline def expect(
+    inline cond: Boolean,
+    clue: => Any = "assertion failed",
+  )(using
+    loc: munit.Location
+  ): Unit =
+    lazy val calculatedClue =
+      val expectyClue =
+        try { Expecty.assert(cond); "" }
+        catch Expectations.ExtractMessage
+
+      if expectyClue.isEmpty then s"$RED\n$clue$RESET"
+      else s"$RED\n$clue\n$expectyClue$RESET"
+
+    assert(cond, calculatedClue)
+
+  def expectEquals[A, B](
+    obtained: A,
+    expected: B,
+    clue: => Any = "values are not the same",
+  )(using
+    loc: munit.Location,
+    ev: B <:< A,
+  ): Unit =
+    lazy val calculatedClue =
+      val expectyClue =
+        try { Expecty.assert(obtained == expected); "" }
+        catch Expectations.ExtractMessage
+
+      if expectyClue.isEmpty then s"$RED\n$clue$RESET"
+      else s"$RED\n$clue\n$expectyClue$RESET"
+
+    assertEquals(obtained, expected, calculatedClue)
+
+  def expectNotEquals[A, B](
+    obtained: A,
+    expected: B,
+    clue: => Any = "values are the same",
+  )(using
+    loc: munit.Location,
+    ev: A =:= B,
+  ): Unit =
+    lazy val calculatedClue =
+      val expectyClue =
+        try { Expecty.assert(obtained != expected); "" }
+        catch Expectations.ExtractMessage
+
+      val clueWithSuffix =
+        s"${munitPrint(clue)} expected same: $expected was not: $obtained"
+
+      if expectyClue.isEmpty then clueWithSuffix
+      else s"$RED\n$clueWithSuffix\n$expectyClue$RESET"
+
+    dropInside(if obtained == expected then failComparison(calculatedClue, obtained, expected))
+
+object Expectations:
+  private val ExtractMessage: PartialFunction[Throwable, String] =
+    case e: AssertionError =>
+      // it's in a try/catch because of .nn
+      try e.getMessage.nn.split("\n").nn.slice(2, Int.MaxValue).mkString("\n", "\n", "\n")
+      catch case scala.util.control.NonFatal(_) => ""

01-core/src/test/scala/dev/insideyou/play3/TestSuite.scala

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+package dev.insideyou
+package play3
+
+export org.scalacheck.Arbitrary
+export org.scalacheck.Cogen
+export org.scalacheck.Gen
+
+trait TestSuite extends munit.DisciplineSuite, Expectations

02-delivery/app/controllers/dev/insideyou/play3/FancyController.scala

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+package dev.insideyou
+package play3
+
+trait FancyController(
+  using
+  override protected val controllerComponents: ControllerComponents
+) extends BaseController