Skip to content

Add quoted.Liftable[TupleN] with N > 22 to the stdlib #6947

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Jul 28, 2019
Merged

Add quoted.Liftable[TupleN] with N > 22 to the stdlib #6947

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 5 additions & 0 deletions library/src/scala/quoted/Liftable.scala
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -239,6 +239,11 @@ object Liftable {
}
}

given [H: Type: Liftable, T <: Tuple: Type: Liftable] as Liftable[H *: T] = new {
def toExpr(tup: H *: T): given QuoteContext => Expr[H *: T] =
'{ ${tup.head.toExpr} *: ${tup.tail.toExpr} }
}

given as Liftable[BigInt] = new Liftable[BigInt] {
def toExpr(x: BigInt): given QuoteContext => Expr[BigInt] =
'{ BigInt(${x.toByteArray.toExpr}) }
Expand Down
6 changes: 3 additions & 3 deletions tests/run-with-compiler/quote-lib.scala
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -43,9 +43,9 @@ object Test {
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20).toExpr
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21).toExpr
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22).toExpr
// (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23).toExpr
// (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24).toExpr
// (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25).toExpr
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23).toExpr
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24).toExpr
(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25).toExpr

val list: List[Int] = List(1, 2, 3)
val liftedList: Expr[List[Int]] = list
Expand Down