diff options
| -rw-r--r-- | src/dotty/tools/dotc/core/Phases.scala | 5 | ||||
| -rw-r--r-- | src/dotty/tools/dotc/typer/TypeAssigner.scala | 4 |
2 files changed, 7 insertions, 2 deletions
diff --git a/src/dotty/tools/dotc/core/Phases.scala b/src/dotty/tools/dotc/core/Phases.scala index 5eb8cd920..53c193994 100644 --- a/src/dotty/tools/dotc/core/Phases.scala +++ b/src/dotty/tools/dotc/core/Phases.scala @@ -200,6 +200,11 @@ object Phases { */ def checkPostCondition(tree: tpd.Tree)(implicit ctx: Context): Unit = () + /** If set, allow missing or superfluous arguments in applications + * and type applications. + */ + def relaxedTyping: Boolean = false + def exists: Boolean = true private var myPeriod: Period = Periods.InvalidPeriod diff --git a/src/dotty/tools/dotc/typer/TypeAssigner.scala b/src/dotty/tools/dotc/typer/TypeAssigner.scala index c23b820e4..e35dd6c92 100644 --- a/src/dotty/tools/dotc/typer/TypeAssigner.scala +++ b/src/dotty/tools/dotc/typer/TypeAssigner.scala @@ -246,7 +246,7 @@ trait TypeAssigner { def assignType(tree: untpd.Apply, fn: Tree, args: List[Tree])(implicit ctx: Context) = { val ownType = fn.tpe.widen match { case fntpe @ MethodType(_, ptypes) => - if (sameLength(ptypes, args)) fntpe.instantiate(args.tpes) + if (sameLength(ptypes, args) || ctx.phase.prev.relaxedTyping) fntpe.instantiate(args.tpes) else errorType(i"wrong number of parameters for ${fn.tpe}; expected: ${ptypes.length}", tree.pos) case t => errorType(i"${err.exprStr(fn)} does not take parameters", tree.pos) @@ -258,7 +258,7 @@ trait TypeAssigner { val ownType = fn.tpe.widen match { case pt: PolyType => val argTypes = args.tpes - if (sameLength(argTypes, pt.paramNames)) pt.instantiate(argTypes) + if (sameLength(argTypes, pt.paramNames)|| ctx.phase.prev.relaxedTyping) pt.instantiate(argTypes) else errorType(d"wrong number of type parameters for ${fn.tpe}; expected: ${pt.paramNames.length}", tree.pos) case _ => errorType(i"${err.exprStr(fn)} does not take type parameters", tree.pos) |