Tweak parser entry point for pq

Previously pq used pattern1 which required parens to be used in
alternative pattern. This commit tweaks it to allow pq"a | b"
syntax. Also adds some tests for alternative syntax.

1 files changed, 5 insertions, 1 deletions

diff --git a/test/files/scalacheck/quasiquotes/PatternConstructionProps.scala b/test/files/scalacheck/quasiquotes/PatternConstructionProps.scala
index 582e915258..ca4c8609ac 100644
--- a/test/files/scalacheck/quasiquotes/PatternConstructionProps.scala
+++ b/test/files/scalacheck/quasiquotes/PatternConstructionProps.scala
@@ -29,4 +29,8 @@ object PatternConstructionProps extends QuasiquoteProperties("pattern constructi
   property("splice into casedef") = forAll { (pat: Tree, cond: Tree, body: Tree) =>
     cq"$pat if $cond => $body" ≈ CaseDef(pat, cond, body)
   }
-}
\ No newline at end of file
+
+  property("splice into alternative") = forAll { (first: Tree, rest: List[Tree]) =>
+    pq"$first | ..$rest" ≈ Alternative(first :: rest)
+  }
+}