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Diffstat (limited to 'src/reflect/scala/reflect/internal/StdAttachments.scala')
| -rw-r--r-- | src/reflect/scala/reflect/internal/StdAttachments.scala | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/reflect/scala/reflect/internal/StdAttachments.scala b/src/reflect/scala/reflect/internal/StdAttachments.scala index cca33253be..0243dd48d2 100644 --- a/src/reflect/scala/reflect/internal/StdAttachments.scala +++ b/src/reflect/scala/reflect/internal/StdAttachments.scala @@ -38,6 +38,19 @@ trait StdAttachments { */ case class CompoundTypeTreeOriginalAttachment(parents: List[Tree], stats: List[Tree]) + /** Attached to a Function node during type checking when the expected type is a SAM type (and not a built-in FunctionN). + * + * Ideally, we'd move to Dotty's Closure AST, which tracks the environment, + * the lifted method that has the implementation, and the target type. + * For backwards compatibility, an attachment is the best we can do right now. + * + * @param samTp the expected type that triggered sam conversion (may be a subtype of the type corresponding to sam's owner) + * @param sam the single abstract method implemented by the Function we're attaching this to + * + * @since 2.12.0-M4 + */ + case class SAMFunction(samTp: Type, sam: Symbol) extends PlainAttachment + /** When present, indicates that the host `Ident` has been created from a backquoted identifier. */ case object BackquotedIdentifierAttachment extends PlainAttachment @@ -52,4 +65,8 @@ trait StdAttachments { /** Untyped list of subpatterns attached to selector dummy. */ case class SubpatternsAttachment(patterns: List[Tree]) + + abstract class InlineAnnotatedAttachment + case object NoInlineCallsiteAttachment extends InlineAnnotatedAttachment + case object InlineCallsiteAttachment extends InlineAnnotatedAttachment } |