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fix scala 3 compilation errors in user guide examples #925

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Oct 16, 2022
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fix scala 3 compilation errors in user guide examples #925

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8 changes: 4 additions & 4 deletions doc/UserGuide.md
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Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,7 @@ Here are some examples of properties defined with help of the
```scala
import org.scalacheck.Prop.forAll

val propReverseList = forAll { l: List[String] => l.reverse.reverse == l }
val propReverseList = forAll { (l: List[String]) => l.reverse.reverse == l }

val propConcatString = forAll { (s1: String, s2: String) =>
(s1 + s2).endsWith(s2)
Expand Down Expand Up @@ -124,7 +124,7 @@ you can use the implication operator `==>`:
```scala
import org.scalacheck.Prop.{forAll, propBoolean}

val propMakeList = forAll { n: Int =>
val propMakeList = forAll { (n: Int) =>
(n >= 0 && n < 10000) ==> (List.fill(n)("").length == n)
}
```
Expand All @@ -140,7 +140,7 @@ non-zero will be thrown away:
```
scala> import org.scalacheck.Prop.{forAll, propBoolean}

scala> val propTrivial = forAll { n: Int =>
scala> val propTrivial = forAll { (n: Int) =>
| (n == 0) ==> (n == 0)
| }

Expand Down Expand Up @@ -628,7 +628,7 @@ list.
```scala
import org.scalacheck.Prop._

val myProp = forAll { l: List[Int] =>
val myProp = forAll { (l: List[Int]) =>
classify(ordered(l), "ordered") {
classify(l.length > 5, "large", "small") {
l.reverse.reverse == l
Expand Down