Minor tweaks to examples.

Author: Dean Wampler

src/script/scala/progscala3/typesystem/abstracttypes/AbstractTypesEx.scala

@@ -30,14 +30,12 @@ object Example extends ExampleTrait:
   val v1 = new T1 { val name1 = "T1" }
   val v2 = new T2 { val name1 = "T1"; val name2 = "T2" }
   val v3 = C("1", "2")
-  val v4 = Vector(C("3", "4"))
+  val v4 = Vector(v1)
 
   override def toString(): String =
     val v1str = s"v1: name1 = ${v1.name1}"
     val v2str = s"v2: name1 = ${v2.name1}, name2 = ${v2.name2}"
     s"Example: v1 = $v1str, v2 = $v2str, v3 = $v3, v4 = $v4"
 
-assert(Example.toString ==
-  "Example: v1 = v1: name1 = T1, v2 = v2: name1 = T1, " +
-  "name2 = T2, v3 = C(1,2), v4 = Vector(C(3,4))")
+println(Example.toString)
 // end::Example[]

src/script/scala/progscala3/typesystem/bounds/ViewToContextBounds.scala

@@ -22,4 +22,4 @@ assert(RemoteConnection.write(100)      == "-- 100 --")
 assert(RemoteConnection.write(3.14f)    == "-- 3.14 --")
 assert(RemoteConnection.write("hello!") == "-- hello! --")
 // The following fails: "no implicit view from (Int, Int) => ...
-RemoteConnection.write((1, 2))
+RemoteConnection.write((1, 2))  // Error!