File reading

src/main/scala/Day01.scala

@@ -1,5 +1,13 @@
+import scala.util.Failure
+import scala.util.Success
+
 object Day01 extends Solution:
     override def part_01() =
+        val file = this.read_input("01") match
+            case Success(f) => f
+            case Failure(ex) =>
+                return "Error opening file: " + ex.getMessage()
+
         "part 1 :D"
 
     override def part_02() =

src/main/scala/Main.scala

@@ -6,4 +6,3 @@ import scala.util.Random
     println("Advent of code 2022 with Scala")
     println(Day01.part_01())
 
-

src/main/scala/Solution.scala

@@ -1,4 +1,21 @@
+import java.io.BufferedReader
+import scala.util.Try
+import scala.util.Failure
+import java.io.FileReader
+import java.io.FileNotFoundException
+import scala.util.Success
+import scala.io.BufferedSource
+import scala.io.Source
+
+
 trait Solution:
     def part_01(): String
     def part_02(): String
 
+    def read_input(day: String): Try[BufferedSource] =
+        try
+            Success(Source.fromFile(s"./inputs/day$day.txt"))
+        catch
+            case ex: java.io.FileNotFoundException =>
+                Failure(ex)
+