2024-09 Scala 2 - Template

scala2/src/main/resources/2024/09-test-00.txt

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+noop

scala2/src/main/resources/2024/09.txt

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+noop

scala2/src/main/scala/jurisk/adventofcode/y2024/Advent09.scala

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+package jurisk.adventofcode.y2024
+
+import jurisk.utils.FileInput._
+import jurisk.utils.Parsing.StringOps
+
+object Advent09 {
+  type Input = List[Command]
+  type N     = Long
+
+  sealed trait Command extends Product with Serializable
+  object Command {
+    case object Noop                      extends Command
+    final case class Something(
+      values: List[N]
+    ) extends Command
+    final case class Other(value: String) extends Command
+
+    def parse(s: String): Command =
+      s match {
+        case "noop"            => Noop
+        case s"something $rem" => Something(rem.extractLongList)
+        case s if s.nonEmpty   => Other(s)
+        case _                 => s.failedToParse
+      }
+  }
+
+  def parse(input: String): Input =
+    input.parseLines(Command.parse)
+
+  def part1(data: Input): N =
+    0
+
+  def part2(data: Input): N =
+    0
+
+  def parseFile(fileName: String): Input =
+    parse(readFileText(fileName))
+
+  def fileName(suffix: String): String =
+    s"2024/09$suffix.txt"
+
+  def main(args: Array[String]): Unit = {
+    val realData: Input = parseFile(fileName(""))
+
+    println(s"Part 1: ${part1(realData)}")
+    println(s"Part 2: ${part2(realData)}")
+  }
+}

scala2/src/test/scala/jurisk/adventofcode/y2024/Advent09Spec.scala

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+package jurisk.adventofcode.y2024
+
+import Advent09._
+import org.scalatest.freespec.AnyFreeSpec
+import org.scalatest.matchers.should.Matchers._
+
+class Advent09Spec extends AnyFreeSpec {
+  private def testData = parseFile(fileName("-test-00"))
+  private def realData = parseFile(fileName(""))
+
+  "part 1" - {
+    "test" in {
+      part1(testData) shouldEqual 0
+    }
+
+    "real" in {
+      part1(realData) shouldEqual 0
+    }
+  }
+
+  "part 2" - {
+    "test" in {
+      part2(testData) shouldEqual 0
+    }
+
+    "real" in {
+      part2(realData) shouldEqual 0
+    }
+  }
+}