🎨 rework parsers

src/main/scala/org/lemon/advent/lib/parse.scala

@@ -1,31 +1,29 @@
 package org.lemon.advent.lib
 
-object Parse:
-  object Num:
-    def unapply[T: Numeric](s: String): Option[T] = summon[Numeric[T]].parseString(s)
-
-  private def splitParse[T: Numeric](s: String, delimeter: String): Option[Seq[T]] =
-    Some(s.split(delimeter).map(_.trim).toSeq.flatMap(Num.unapply[T]))
-
-  object NumCsv:
-    def unapply[T: Numeric](s: String): Option[Seq[T]] = splitParse(s, ",")
-
-  object NumWsv:
-    def unapply[T: Numeric](s: String): Option[Seq[T]] = splitParse(s, "\\s+")
-
-  object Chunk:
-    def unapply(s: String): Option[Seq[String]] = Some(s.split("\n\n").toSeq)
-
-  object Int:
-    def unapply(s: String): Option[Int] = Num.unapply(s)
-  object IntCsv:
-    def unapply(s: String): Option[Seq[Int]] = NumCsv.unapply[Int](s)
-  object IntWsv:
-    def unapply(s: String): Option[Seq[Int]] = NumWsv.unapply[Int](s)
-
-  object Long:
-    def unapply(s: String): Option[Long] = Num.unapply(s)
-  object LongCsv:
-    def unapply(s: String): Option[Seq[Long]] = NumCsv.unapply[Long](s)
-  object LongWsv:
-    def unapply(s: String): Option[Seq[Long]] = NumWsv.unapply[Long](s)
+object Chunk:
+  def unapplySeq(s: String): Option[Seq[String]] = Some(s.split("\n\n").toSeq)
+
+object Csv:
+  private val delimeter = ","
+  def unapply[T: Numeric](s: String): Option[Seq[T]] = Some(splitParse(s, delimeter).flatMap(Num.unapply[T]))
+  def unapply(s: String): Option[Seq[String]] = Some(splitParse(s, delimeter))
+
+object Wsv:
+  private val delimeter = "\\s+"
+  def unapply[T: Numeric](s: String): Option[Seq[T]] = Some(splitParse(s, delimeter).flatMap(Num.unapply[T]))
+  def unapply(s: String): Option[Seq[String]] = Some(splitParse(s, delimeter))
+
+extension (int: Int.type)
+  def unapply(s: String): Option[Int] = Num.unapply(s)
+
+extension (long: Long.type)
+  def unapply(s: String): Option[Long] = Num.unapply(s)
+
+extension (bigint: BigInt.type)
+  def unapply(s: String): Option[BigInt] = Num.unapply(s)
+
+object Num:
+  def unapply[T: Numeric](s: String): Option[T] = summon[Numeric[T]].parseString(s)
+
+private def splitParse(s: String, delimeter: String): Seq[String] =
+  s.split(delimeter).map(_.trim).toSeq