Update scalafmt-core to 2.6.0

.scalafmt.conf

@@ -1,4 +1,4 @@
-version=2.5.3
+version=2.6.0
 style = defaultWithAlign
 maxColumn = 100
 

src/main/scala/fpinscalalib/ErrorHandlingSection.scala

@@ -24,7 +24,8 @@ import org.scalatest.matchers.should.Matchers
 
 import scala.util.{Success, Try}
 
-/** @param name handling_error_without_exceptions
+/**
+ * @param name handling_error_without_exceptions
  */
 object ErrorHandlingSection
     extends AnyFlatSpec
@@ -164,7 +165,6 @@ object ErrorHandlingSection
    *     mean(xs) flatMap (m => mean(xs.map(x => math.pow(x - m, 2))))
    * }}}
    *
-   *
    * <b>Exercise 4.3:</b>
    *
    * Let's write a generic function to combine two `Option` values , so that if any of those values is `None`, the

src/main/scala/fpinscalalib/FPinScalaLibrary.scala

@@ -18,7 +18,8 @@ package fpinscalalib
 
 import org.scalaexercises.definitions._
 
-/** Exercises based on Manning's "Functional Programming in Scala" book by Paul Chiusano and Rúnar Bjarnason.
+/**
+ * Exercises based on Manning's "Functional Programming in Scala" book by Paul Chiusano and Rúnar Bjarnason.
  *
  * @param name fp_in_scala
  */

src/main/scala/fpinscalalib/FunctionalDataStructuresSection.scala

@@ -22,7 +22,8 @@ import fpinscalalib.customlib.functionaldatastructures._
 import fpinscalalib.customlib.functionaldatastructures.List._
 import Tree._
 
-/** @param name functional_data_structures
+/**
+ * @param name functional_data_structures
  */
 object FunctionalDataStructuresSection
     extends AnyFlatSpec
@@ -42,11 +43,11 @@ object FunctionalDataStructuresSection
    * = Singly linked lists =
    *
    * Assume the following functions are available for your reference:
-   *{{{
+   * {{{
    *    sealed trait List[+A]
    *    case object Nil extends List[Nothing]
    *    case class Cons[+A](head: A, tail: List[A]) extends List[A]
-   *}}}
+   * }}}
    * <b>Exercise 3.1:</b>
    *
    * Examine the next complex match expression. What will be the result?
@@ -160,7 +161,6 @@ object FunctionalDataStructuresSection
    * <b>Exercise 3.x:</b>
    *
    * Let's run through the steps that `foldRight` will follow in our new implementation of `sum2`:
-   *
    */
   def listFoldRightSumAssert(
       res0: Int,
@@ -355,7 +355,6 @@ object FunctionalDataStructuresSection
    *   def filterViaFlatMap[A](l: List[A])(f: A => Boolean): List[A] =
    *     flatMap(l)(a => if (f(a)) List(a) else Nil)
    * }}}
-   *
    */
   /**
    * <b>Exercise 3.22:</b>

src/main/scala/fpinscalalib/FunctionalParallelismSection.scala

@@ -22,7 +22,8 @@ import org.scalatest.flatspec.AnyFlatSpec
 import org.scalatest.matchers.should.Matchers
 import java.util.concurrent.Executors
 
-/** @param name purely_functional_parallelism
+/**
+ * @param name purely_functional_parallelism
  */
 object FunctionalParallelismSection
     extends AnyFlatSpec
@@ -105,7 +106,7 @@ object FunctionalParallelismSection
    *     map(sequence(pars))(_.flatten)
    *   }
    * }}}
-    **/
+   */
   def parFilterAssert(res0: List[Int]): Unit = {
     def parFilter[A](l: List[A])(f: A => Boolean): Par[List[A]] = {
       val pars: List[Par[List[A]]] =

src/main/scala/fpinscalalib/FunctionalStateSection.scala

@@ -22,7 +22,8 @@ import org.scalatest.flatspec.AnyFlatSpec
 import org.scalatest.matchers.should.Matchers
 import fpinscalalib.customlib.state._
 
-/** @param name pure_functional_state
+/**
+ * @param name pure_functional_state
  */
 object FunctionalStateSection
     extends AnyFlatSpec

src/main/scala/fpinscalalib/GettingStartedWithFPSection.scala

@@ -19,7 +19,8 @@ package fpinscalalib
 import org.scalatest.flatspec.AnyFlatSpec
 import org.scalatest.matchers.should.Matchers
 
-/** @param name getting_started_with_functional_programming
+/**
+ * @param name getting_started_with_functional_programming
  */
 object GettingStartedWithFPSection
     extends AnyFlatSpec

src/main/scala/fpinscalalib/ParserCombinatorsSection.scala

@@ -23,7 +23,8 @@ import fpinscalalib.customlib.parsing.ReferenceTypes._
 import Reference._
 import scala.util.matching.Regex
 
-/** @param name parser_combinatorss
+/**
+ * @param name parser_combinatorss
  */
 object ParserCombinatorsSection
     extends AnyFlatSpec

src/main/scala/fpinscalalib/PropertyBasedTestingSection.scala

@@ -23,7 +23,8 @@ import fpinscalalib.customlib.testing.{Gen, SGen}
 import fpinscalalib.customlib.testing.Gen._
 import fpinscalalib.customlib.testing.Prop._
 
-/** @param name property_based_testing
+/**
+ * @param name property_based_testing
  */
 object PropertyBasedTestingSection
     extends AnyFlatSpec

src/main/scala/fpinscalalib/StrictnessAndLazinessSection.scala

@@ -22,7 +22,8 @@ import fpinscalalib.customlib.laziness.Stream._
 import org.scalatest.flatspec.AnyFlatSpec
 import org.scalatest.matchers.should.Matchers
 
-/** @param name strictness_and_laziness
+/**
+ * @param name strictness_and_laziness
  */
 object StrictnessAndLazinessSection
     extends AnyFlatSpec

src/main/scala/fpinscalalib/customlib/parsing/ParsersHelper.scala

@@ -86,75 +86,91 @@ trait Parsers[Parser[+_]] { self => // so inner classes may call methods of trai
 
   def attempt[A](p: Parser[A]): Parser[A]
 
-  /** Sequences two parsers, ignoring the result of the first.
+  /**
+   * Sequences two parsers, ignoring the result of the first.
    * We wrap the ignored half in slice, since we don't care about its result. */
   def skipL[B](p: Parser[Any], p2: => Parser[B]): Parser[B] =
     map2(slice(p), p2)((_, b) => b)
 
-  /** Sequences two parsers, ignoring the result of the second.
+  /**
+   * Sequences two parsers, ignoring the result of the second.
    * We wrap the ignored half in slice, since we don't care about its result. */
   def skipR[A](p: Parser[A], p2: => Parser[Any]): Parser[A] =
     map2(p, slice(p2))((a, b) => a)
 
   def opt[A](p: Parser[A]): Parser[Option[A]] =
     p.map(Some(_)) or succeed(None)
 
-  /** Parser which consumes zero or more whitespace characters. */
+  /**
+   * Parser which consumes zero or more whitespace characters. */
   def whitespace: Parser[String] = "\\s*".r
 
-  /** Parser which consumes 1 or more digits. */
+  /**
+   * Parser which consumes 1 or more digits. */
   def digits: Parser[String] = "\\d+".r
 
-  /** Parser which consumes reluctantly until it encounters the given string. */
+  /**
+   * Parser which consumes reluctantly until it encounters the given string. */
   def thru(s: String): Parser[String] = (".*?" + Pattern.quote(s)).r
 
-  /** Unescaped string literals, like "foo" or "bar". */
+  /**
+   * Unescaped string literals, like "foo" or "bar". */
   def quoted: Parser[String] = string("\"") *> thru("\"").map(_.dropRight(1))
 
-  /** Unescaped or escaped string literals, like "An \n important \"Quotation\"" or "bar". */
+  /**
+   * Unescaped or escaped string literals, like "An \n important \"Quotation\"" or "bar". */
   def escapedQuoted: Parser[String] =
     // rather annoying to write, left as an exercise
     // we'll just use quoted (unescaped literals) for now
     token(quoted label "string literal")
 
-  /** C/Java style floating point literals, e.g .1, -1.0, 1e9, 1E-23, etc.
+  /**
+   * C/Java style floating point literals, e.g .1, -1.0, 1e9, 1E-23, etc.
    * Result is left as a string to keep full precision
    */
   def doubleString: Parser[String] =
     token("[-+]?([0-9]*\\.)?[0-9]+([eE][-+]?[0-9]+)?".r)
 
-  /** Floating point literals, converted to a `Double`. */
+  /**
+   * Floating point literals, converted to a `Double`. */
   def double: Parser[Double] =
     doubleString map (_.toDouble) label "double literal"
 
-  /** Attempts `p` and strips trailing whitespace, usually used for the tokens of a grammar. */
+  /**
+   * Attempts `p` and strips trailing whitespace, usually used for the tokens of a grammar. */
   def token[A](p: Parser[A]): Parser[A] =
     attempt(p) <* whitespace
 
-  /** Zero or more repetitions of `p`, separated by `p2`, whose results are ignored. */
+  /**
+   * Zero or more repetitions of `p`, separated by `p2`, whose results are ignored. */
   def sep[A](
       p: Parser[A],
       p2: Parser[Any]
   ): Parser[List[A]] = // use `Parser[Any]` since don't care about result type of separator
     sep1(p, p2) or succeed(List())
 
-  /** One or more repetitions of `p`, separated by `p2`, whose results are ignored. */
+  /**
+   * One or more repetitions of `p`, separated by `p2`, whose results are ignored. */
   def sep1[A](p: Parser[A], p2: Parser[Any]): Parser[List[A]] =
     map2(p, many(p2 *> p))(_ :: _)
 
-  /** Parses a sequence of left-associative binary operators with the same precedence. */
+  /**
+   * Parses a sequence of left-associative binary operators with the same precedence. */
   def opL[A](p: Parser[A])(op: Parser[(A, A) => A]): Parser[A] =
     map2(p, many(op ** p))((h, t) => t.foldLeft(h)((a, b) => b._1(a, b._2)))
 
-  /** Wraps `p` in start/stop delimiters. */
+  /**
+   * Wraps `p` in start/stop delimiters. */
   def surround[A](start: Parser[Any], stop: Parser[Any])(p: => Parser[A]) =
     start *> p <* stop
 
-  /** A parser that succeeds when given empty input. */
+  /**
+   * A parser that succeeds when given empty input. */
   def eof: Parser[String] =
     regex("\\z".r).label("unexpected trailing characters")
 
-  /** The root of the grammar, expects no further input following `p`. */
+  /**
+   * The root of the grammar, expects no further input following `p`. */
   def root[A](p: Parser[A]): Parser[A] =
     p <* eof
 
@@ -235,17 +251,17 @@ case class ParseError(stack: List[(Location, String)] = List()) {
     latest map (_._1)
 
   /**
-  Display collapsed error stack - any adjacent stack elements with the
-  same location are combined on one line. For the bottommost error, we
-  display the full line, with a caret pointing to the column of the error.
-  Example:
-
-  1.1 file 'companies.json'; array
-  5.1 object
-  5.2 key-value
-  5.10 ':'
-
-  { "MSFT" ; 24,
+   *  Display collapsed error stack - any adjacent stack elements with the
+   *  same location are combined on one line. For the bottommost error, we
+   *  display the full line, with a caret pointing to the column of the error.
+   *  Example:
+   *
+   *  1.1 file 'companies.json'; array
+   *  5.1 object
+   *  5.2 key-value
+   *  5.10 ':'
+   *
+   *  { "MSFT" ; 24,
    */
   override def toString =
     if (stack.isEmpty) "no error message"

src/main/scala/fpinscalalib/customlib/parsing/Reference.scala

@@ -27,10 +27,12 @@ import scala.util.matching.Regex
 
 object ReferenceTypes {
 
-  /** A parser is a kind of state action that can fail. */
+  /**
+   * A parser is a kind of state action that can fail. */
   type Parser[+A] = ParseState => Result[A]
 
-  /** `ParseState` wraps a `Location` and provides some extra
+  /**
+   * `ParseState` wraps a `Location` and provides some extra
    * convenience functions. The sliceable parsers defined
    * in `Sliceable.scala` add an `isSliced` `Boolean` flag
    * to `ParseState`.
@@ -76,7 +78,8 @@ object ReferenceTypes {
   case class Success[+A](get: A, length: Int)               extends Result[A]
   case class Failure(get: ParseError, isCommitted: Boolean) extends Result[Nothing]
 
-  /** Returns -1 if s1.startsWith(s2), otherwise returns the
+  /**
+   * Returns -1 if s1.startsWith(s2), otherwise returns the
    * first index where the two strings differed. If s2 is
    * longer than s1, returns s1.length. */
   def firstNonmatchingIndex(s1: String, s2: String, offset: Int): Int = {