From 6e9ae187a05b1ca4fe748d8a7b45440a55ceb589 Mon Sep 17 00:00:00 2001 From: Eugene Burmako Date: Mon, 5 Dec 2011 17:00:55 +0100 Subject: Another test pack for reflection Also see https://github.com/scala/scala/pull/25. --- test/pending/run/reify_timeofday.scala | 48 ++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 test/pending/run/reify_timeofday.scala (limited to 'test/pending/run/reify_timeofday.scala') diff --git a/test/pending/run/reify_timeofday.scala b/test/pending/run/reify_timeofday.scala new file mode 100644 index 0000000000..6bd11b0d30 --- /dev/null +++ b/test/pending/run/reify_timeofday.scala @@ -0,0 +1,48 @@ +import scala.tools.nsc.reporters._ +import scala.tools.nsc.Settings +import reflect.runtime.Mirror.ToolBox + +object Test extends App { + val code = scala.reflect.Code.lift{ + class DateError extends Exception + + /** Simulating properties in Scala + * (example 4.2.1 in ScalaReference.pdf) + */ + class TimeOfDayVar { + private var h, m, s: Int = 0 + + def hours = h + + /** A method 'ident_=' is a setter for 'ident'. 'code.ident = ...' will + * be translated to a call to 'ident_=' + */ + def hours_= (h: Int) = + if (0 <= h && h < 24) this.h = h + else throw new DateError() + + def minutes = m + def minutes_= (m: Int) = + if (0 <= m && m < 60) this.m = m + else throw new DateError() + + def seconds = s + def seconds_= (s: Int) = + if (0 <= s && s < 60) this.s = s + else throw new DateError() + } + + val d = new TimeOfDayVar + d.hours = 8; d.minutes = 30; d.seconds = 0 + try { d.hours = 25 // throws a DateError exception + } catch { + case de: DateError => println("DateError") + case e: Exception => println("Exception") + } + }; + + val reporter = new ConsoleReporter(new Settings) + val toolbox = new ToolBox(reporter) + val ttree = toolbox.typeCheck(code.tree) + toolbox.runExpr(ttree) +} -- cgit v1.2.3