Skip to content

Commit 97c37bb

Browse files
nicolasstuckinicolasstucki
committed
Add 2 variants of quoted.Expr.ofTuple
 * `ofTuple` can take a `Seq[Expr[_]]` or specific tuple type * Remove `toExprOfTuple` extension method
1 parent af1ce41 commit 97c37bb

File tree

7 files changed

+72
-73
lines changed

7 files changed

+72
-73
lines changed

‎community-build/community-projects/shapeless

‎library/src-bootstrapped/scala/quoted/package.scala

Lines changed: 0 additions & 67 deletions
Original file line numberDiff line numberDiff line change
@@ -4,72 +4,5 @@ package object quoted {
44

55
implicit object ExprOps {
66
def (x: T) toExpr[T: Liftable](given QuoteContext): Expr[T] = summon[Liftable[T]].toExpr(x)
7-
8-
/** Lifts this sequence of expressions into an expression of a tuple
9-
*
10-
* Transforms a sequence of expression
11-
* `Seq(e1, e2, ...)` where `ei: Expr[_]`
12-
* to an expression equivalent to
13-
* `'{ ($e1, $e2, ...) }` typed as an `Expr[Tuple]`
14-
*/
15-
def (seq: Seq[Expr[_]]) toExprOfTuple(given QuoteContext): Expr[Tuple] = {
16-
seq match {
17-
case Seq() =>
18-
Expr.unitExpr
19-
case Seq('{ $x1: $t1 }) =>
20-
'{ Tuple1($x1) }
21-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }) =>
22-
'{ Tuple2($x1, $x2) }
23-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }) =>
24-
'{ Tuple3($x1, $x2, $x3) }
25-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }) =>
26-
'{ Tuple4($x1, $x2, $x3, $x4) }
27-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }) =>
28-
'{ Tuple5($x1, $x2, $x3, $x4, $x5) }
29-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }) =>
30-
'{ Tuple6($x1, $x2, $x3, $x4, $x5, $x6) }
31-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }) =>
32-
'{ Tuple7($x1, $x2, $x3, $x4, $x5, $x6, $x7) }
33-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }) =>
34-
'{ Tuple8($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8) }
35-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }) =>
36-
'{ Tuple9($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9) }
37-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }) =>
38-
'{ Tuple10($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10) }
39-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }) =>
40-
'{ Tuple11($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11) }
41-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }) =>
42-
'{ Tuple12($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12) }
43-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }) =>
44-
'{ Tuple13($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13) }
45-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }) =>
46-
'{ Tuple14($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14) }
47-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }) =>
48-
'{ Tuple15($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15) }
49-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }) =>
50-
'{ Tuple16($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16) }
51-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }) =>
52-
'{ Tuple17($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17) }
53-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }) =>
54-
'{ Tuple18($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18) }
55-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }, '{ $x19: $t19 }) =>
56-
'{ Tuple19($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19) }
57-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }, '{ $x19: $t19 }, '{ $x20: $t20 }) =>
58-
'{ Tuple20($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20) }
59-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }, '{ $x19: $t19 }, '{ $x20: $t20 }, '{ $x21: $t21 }) =>
60-
'{ Tuple21($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20, $x21) }
61-
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }, '{ $x19: $t19 }, '{ $x20: $t20 }, '{ $x21: $t21 }, '{ $x22: $t22 }) =>
62-
'{ Tuple22($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20, $x21, $x22) }
63-
case _ =>
64-
'{ Tuple.fromIArray(IArray(${Expr.ofSeq(seq)}: _*)) }
65-
}
66-
}
67-
68-
/** Given a tuple of the form `(Expr[A1], ..., Expr[An])`, outputs a tuple `Expr[(A1, ..., An)]`. */
69-
def (tup: T) toExprOfTuple[T <: Tuple: Tuple.IsMappedBy[Expr]: Type](given ctx: QuoteContext): Expr[Tuple.InverseMap[T, Expr]] = {
70-
import ctx.tasty._
71-
tup.asInstanceOf[Product].productIterator.toSeq.asInstanceOf[Seq[Expr[_]]].toExprOfTuple
72-
.cast[Tuple.InverseMap[T, Expr]]
73-
}
747
}
758
}

‎library/src/scala/quoted/Expr.scala

Lines changed: 66 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -93,6 +93,72 @@ package quoted {
9393
def ofList[T](xs: Seq[Expr[T]])(given Type[T], QuoteContext): Expr[List[T]] =
9494
if (xs.isEmpty) '{ Nil } else '{ List(${ofSeq(xs)}: _*) }
9595

96+
/** Lifts this sequence of expressions into an expression of a tuple
97+
*
98+
* Transforms a sequence of expression
99+
* `Seq(e1, e2, ...)` where `ei: Expr[_]`
100+
* to an expression equivalent to
101+
* `'{ ($e1, $e2, ...) }` typed as an `Expr[Tuple]`
102+
*/
103+
def ofTuple(seq: Seq[Expr[_]])(given QuoteContext): Expr[Tuple] = {
104+
seq match {
105+
case Seq() =>
106+
unitExpr
107+
case Seq('{ $x1: $t1 }) =>
108+
'{ Tuple1($x1) }
109+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }) =>
110+
'{ Tuple2($x1, $x2) }
111+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }) =>
112+
'{ Tuple3($x1, $x2, $x3) }
113+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }) =>
114+
'{ Tuple4($x1, $x2, $x3, $x4) }
115+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }) =>
116+
'{ Tuple5($x1, $x2, $x3, $x4, $x5) }
117+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }) =>
118+
'{ Tuple6($x1, $x2, $x3, $x4, $x5, $x6) }
119+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }) =>
120+
'{ Tuple7($x1, $x2, $x3, $x4, $x5, $x6, $x7) }
121+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }) =>
122+
'{ Tuple8($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8) }
123+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }) =>
124+
'{ Tuple9($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9) }
125+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }) =>
126+
'{ Tuple10($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10) }
127+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }) =>
128+
'{ Tuple11($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11) }
129+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }) =>
130+
'{ Tuple12($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12) }
131+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }) =>
132+
'{ Tuple13($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13) }
133+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }) =>
134+
'{ Tuple14($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14) }
135+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }) =>
136+
'{ Tuple15($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15) }
137+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }) =>
138+
'{ Tuple16($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16) }
139+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }) =>
140+
'{ Tuple17($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17) }
141+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }) =>
142+
'{ Tuple18($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18) }
143+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }, '{ $x19: $t19 }) =>
144+
'{ Tuple19($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19) }
145+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }, '{ $x19: $t19 }, '{ $x20: $t20 }) =>
146+
'{ Tuple20($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20) }
147+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }, '{ $x19: $t19 }, '{ $x20: $t20 }, '{ $x21: $t21 }) =>
148+
'{ Tuple21($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20, $x21) }
149+
case Seq('{ $x1: $t1 }, '{ $x2: $t2 }, '{ $x3: $t3 }, '{ $x4: $t4 }, '{ $x5: $t5 }, '{ $x6: $t6 }, '{ $x7: $t7 }, '{ $x8: $t8 }, '{ $x9: $t9 }, '{ $x10: $t10 }, '{ $x11: $t11 }, '{ $x12: $t12 }, '{ $x13: $t13 }, '{ $x14: $t14 }, '{ $x15: $t15 }, '{ $x16: $t16 }, '{ $x17: $t17 }, '{ $x18: $t18 }, '{ $x19: $t19 }, '{ $x20: $t20 }, '{ $x21: $t21 }, '{ $x22: $t22 }) =>
150+
'{ Tuple22($x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20, $x21, $x22) }
151+
case _ =>
152+
'{ Tuple.fromIArray(IArray(${ofSeq(seq)}: _*)) }
153+
}
154+
}
155+
156+
/** Given a tuple of the form `(Expr[A1], ..., Expr[An])`, outputs a tuple `Expr[(A1, ..., An)]`. */
157+
def ofTuple[T <: Tuple: Tuple.IsMappedBy[Expr]: Type](tup: T) (given ctx: QuoteContext): Expr[Tuple.InverseMap[T, Expr]] = {
158+
import ctx.tasty._
159+
val elems: Seq[Expr[_]] = tup.asInstanceOf[Product].productIterator.toSeq.asInstanceOf[Seq[Expr[_]]]
160+
ofTuple(elems).cast[Tuple.InverseMap[T, Expr]]
161+
}
96162
}
97163

98164
}

‎tests/neg/toexproftuple.scala

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -4,8 +4,8 @@ import scala.quoted.given
44
inline def mcr: Any = ${mcrImpl}
55
def mcrImpl(given ctx: QuoteContext): Expr[Any] = {
66
val tpl: (Expr[1], Expr[2], Expr[3]) = ('{1}, '{2}, '{3})
7-
'{val res: (1, 3, 3) = ${tpl.toExprOfTuple}; res} // error
7+
'{val res: (1, 3, 3) = ${Expr.ofTuple(tpl)}; res} // error
88

99
val tpl2: (Expr[1], 2, Expr[3]) = ('{1}, 2, '{3})
10-
'{val res = ${tpl2.toExprOfTuple}; res} // error
10+
'{val res = ${Expr.ofTuple(tpl2)}; res} // error
1111
}

‎tests/pos/toexproftuple.scala

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -4,5 +4,5 @@ import scala.quoted.given
44
inline def mcr: Any = ${mcrImpl}
55
def mcrImpl(given ctx: QuoteContext): Expr[Any] = {
66
val tpl: (Expr[1], Expr[2], Expr[3]) = ('{1}, '{2}, '{3})
7-
'{val res: (1, 2, 3) = ${tpl.toExprOfTuple}; res}
7+
'{val res: (1, 2, 3) = ${Expr.ofTuple(tpl)}; res}
88
}

‎tests/run-macros/quote-toExprOfTuple/Macro_1.scala

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@ object Macro {
88
import util._
99

1010
val seq = List(t0, t1)
11-
val res = seq.toExprOfTuple
11+
val res = Expr.ofTuple(seq)
1212
res.cast[(T0, T1)]
1313
}
1414
}

‎tests/run-staging/quote-toExprOfTuple.scala

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@ object Test {
77
def main(args: Array[String]): Unit = {
88
for (n <- 0 to 25) {
99
prev = 0
10-
println(run { Seq.fill(n)('{next}).toExprOfTuple })
10+
println(run { Expr.ofTuple(Seq.fill(n)('{next})) })
1111
}
1212
}
1313
var prev = 0

0 commit comments

Comments
 (0)