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avoid infix with _*. prepare Scala 3 #11325

Merged
merged 1 commit into from
Jun 14, 2022
Merged

avoid infix with _*. prepare Scala 3 #11325

merged 1 commit into from
Jun 14, 2022

Commits on Jun 13, 2022

  1. avoid infix with _*. prepare Scala 3 

    https://github.com/playframework/playframework/blob/6e614d11cca8070e6c3aa4940f682f8cc1183e73/core/play/src/main/scala/play/api/libs/typedmap/TypedMap.scala#L94

```
[error] 99 |    withAttrs(attrs + (entries: _*))
[error]    |                                ^
[error]    |          `_*` can be used only for last argument of method application.
[error]    |          It is no longer allowed in operands of infix operations.
```

```
Welcome to Scala 3.1.2 (11.0.15, Java OpenJDK 64-Bit Server VM).
Type in expressions for evaluation. Or try :help.

scala> object A { def +(xs: Int*): Unit = () }
// defined object A

scala> def a(xs: Int*) = A + (xs: _*)
-- Error: ----------------------------------------------------------------------
1 |def a(xs: Int*) = A + (xs: _*)
  |                           ^
  |            `_*` can be used only for last argument of method application.
  |            It is no longer allowed in operands of infix operations.

scala> def a(xs: Int*) = A.+(xs: _*)
def a(xs: Int*): Unit
```
    @xuwei-k
    xuwei-k committed Jun 13, 2022
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