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author | Lukas Rytz <lukas.rytz@gmail.com> | 2015-07-02 16:11:50 +0200 |
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committer | Lukas Rytz <lukas.rytz@gmail.com> | 2015-07-02 16:21:28 +0200 |
commit | c42428d76652cbf3ffda1204b8f2e7bb5654f119 (patch) | |
tree | a6f02d584cf1e032bcb4fe69d9699e5b149e5c68 /test/files/run/reify_properties.scala | |
parent | 743b7297566e9a431e361388c85475deecb71c5e (diff) | |
download | scala-c42428d76652cbf3ffda1204b8f2e7bb5654f119.tar.gz scala-c42428d76652cbf3ffda1204b8f2e7bb5654f119.tar.bz2 scala-c42428d76652cbf3ffda1204b8f2e7bb5654f119.zip |
Fix superclass for Java interface symbols created in JavaMirrors
According to the spec [1] the superclass of an interface is always
Object.
Restores the tests that were moved to pending in bf951ec1,
fixex part of SI-9374.
[1] https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.1
Diffstat (limited to 'test/files/run/reify_properties.scala')
-rw-r--r-- | test/files/run/reify_properties.scala | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/test/files/run/reify_properties.scala b/test/files/run/reify_properties.scala new file mode 100644 index 0000000000..01a9b12a92 --- /dev/null +++ b/test/files/run/reify_properties.scala @@ -0,0 +1,57 @@ +import scala.reflect.runtime.universe._ +import scala.tools.reflect.Eval + +object Test extends App { + reify { + /** A mutable property whose getter and setter may be customized. */ + case class Property[T](init: T) { + private var value: T = init + + /** The getter function, defaults to identity. */ + private var setter: T => T = identity[T] + + /** The setter function, defaults to identity. */ + private var getter: T => T = identity[T] + + /** Retrive the value held in this property. */ + def apply(): T = getter(value) + + /** Update the value held in this property, through the setter. */ + def update(newValue: T) = value = setter(newValue) + + /** Change the getter. */ + def get(newGetter: T => T) = { getter = newGetter; this } + + /** Change the setter */ + def set(newSetter: T => T) = { setter = newSetter; this } + } + + class User { + // Create a property with custom getter and setter + val firstname = Property("") + .get { v => v.toUpperCase() } + .set { v => "Mr. " + v } + val lastname = Property("<noname>") + + /** Scala provides syntactic sugar for calling 'apply'. Simply + * adding a list of arguments between parenthesis (in this case, + * an empty list) is translated to a call to 'apply' with those + * arguments. + */ + override def toString() = firstname() + " " + lastname() + } + + val user1 = new User + + // Syntactic sugar for 'update': an assignment is translated to a + // call to method 'update' + user1.firstname() = "Robert" + + val user2 = new User + user2.firstname() = "bob" + user2.lastname() = "KUZ" + + println("user1: " + user1) + println("user2: " + user2) + }.eval +} |