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author | Dmitry Petrashko <dmitry.petrashko@gmail.com> | 2015-06-15 18:19:06 +0200 |
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committer | Dmitry Petrashko <dmitry.petrashko@gmail.com> | 2015-06-15 18:19:06 +0200 |
commit | 75d5eee8c7f4d83dd64bca989027925e5ff081b6 (patch) | |
tree | f03fabc0434f1543bf0420a7602ee5b1ffdeb9ce /tests/disabled/macro/run/macro-range/Common_1.scala | |
parent | a9863ab9b947180f04fd2302e86a4410dc27934b (diff) | |
download | dotty-75d5eee8c7f4d83dd64bca989027925e5ff081b6.tar.gz dotty-75d5eee8c7f4d83dd64bca989027925e5ff081b6.tar.bz2 dotty-75d5eee8c7f4d83dd64bca989027925e5ff081b6.zip |
Move tests that have " macro" or "reify" to disabled.
Diffstat (limited to 'tests/disabled/macro/run/macro-range/Common_1.scala')
-rw-r--r-- | tests/disabled/macro/run/macro-range/Common_1.scala | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/tests/disabled/macro/run/macro-range/Common_1.scala b/tests/disabled/macro/run/macro-range/Common_1.scala new file mode 100644 index 000000000..35d2efd76 --- /dev/null +++ b/tests/disabled/macro/run/macro-range/Common_1.scala @@ -0,0 +1,48 @@ +import scala.reflect.macros.blackbox.Context + +abstract class RangeDefault { + val from, to: Int + def foreach(f: Int => Unit) = { + var i = from + while (i < to) { f(i); i += 1 } + } +} + +/** This class should go into reflect.macro once it is a bit more stable. */ +abstract class Utils { + val context: Context + import context.universe._ + import internal._ + + class TreeSubstituter(from: List[Symbol], to: List[Tree]) extends Transformer { + override def transform(tree: Tree): Tree = tree match { + case Ident(_) => + def subst(from: List[Symbol], to: List[Tree]): Tree = + if (from.isEmpty) tree + else if (tree.symbol == from.head) to.head.duplicate // TODO: does it ever make sense *not* to perform a shallowDuplicate on `to.head`? + else subst(from.tail, to.tail); + subst(from, to) + case _ => + val tree1 = super.transform(tree) + if (tree1 ne tree) setType(tree1, null) + tree1 + } + } + def makeApply(fn: Tree, args: List[Tree]): Tree = fn match { + case Function(vparams, body) => + new TreeSubstituter(vparams map (_.symbol), args) transform body + case Block(stats, expr) => + Block(stats, makeApply(expr, args)) + case _ => + // todo. read the compiler config and print if -Ydebug is set + //println("no beta on "+fn+" "+fn.getClass) + Apply(fn, args) + } + def makeWhile(lname: TermName, cond: Tree, body: Tree): Tree = { + val continu = Apply(Ident(lname), Nil) + val rhs = If(cond, Block(List(body), continu), Literal(Constant())) + LabelDef(lname, Nil, rhs) + } + def makeBinop(left: Tree, op: String, right: Tree): Tree = + Apply(Select(left, TermName(op)), List(right)) +} |