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Improve deprecation message

This commit is contained in:
Eugene Yokota 2016-10-14 14:21:29 -04:00
parent cfac453c07
commit 620a49bb0c
1 changed files with 4 additions and 6 deletions
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10
main/settings/src/main/scala/sbt/std/TaskMacro.scala
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@ -72,13 +72,11 @@ object TaskMacro {
final val TransformInitName = "transform" final val TransformInitName = "transform"
final val InputTaskCreateDynName = "createDyn" final val InputTaskCreateDynName = "createDyn"
final val InputTaskCreateFreeName = "createFree" final val InputTaskCreateFreeName = "createFree"
final val append1Migration = "Use `lhs += { x.value }`." final val append1Migration = "`<+=` operator is deprecated. Use `lhs += { x.value }`."
final val appendNMigration = "Use `lhs ++= { x.value }`." final val appendNMigration = "`<++=` operator is deprecated. Use `lhs ++= { x.value }`."
final val assignMigration = final val assignMigration =
"""Use `key := { x.value }` or `key ~= (old => { newValue })`. """`<<=` operator is deprecated. Use `key := { x.value }` or `key ~= (old => { newValue })`.
|The RHS of `<<=` takes an `Initialize[_]` expression, which can be converted to `:=` style |See http://www.scala-sbt.org/0.13/docs/Migrating-from-sbt-012x.html""".stripMargin
|by wrapping the expression in parenthesis, and calling `.value` at the end.
|For example, `key := (key.dependsOn(compile in Test)).value`.""".stripMargin
def taskMacroImpl[T: c.WeakTypeTag](c: Context)(t: c.Expr[T]): c.Expr[Initialize[Task[T]]] = def taskMacroImpl[T: c.WeakTypeTag](c: Context)(t: c.Expr[T]): c.Expr[Initialize[Task[T]]] =
Instance.contImpl[T, Id](c, FullInstance, FullConvert, MixedBuilder)(Left(t), Instance.idTransform[c.type]) Instance.contImpl[T, Id](c, FullInstance, FullConvert, MixedBuilder)(Left(t), Instance.idTransform[c.type])