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Fix #3532: Drop -Yinfer-argument-types #3729

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Merged
merged 1 commit into from
Jan 3, 2018
Merged

Fix #3532: Drop -Yinfer-argument-types #3729

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1 change: 0 additions & 1 deletion compiler/src/dotty/tools/dotc/config/ScalaSettings.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -90,7 +90,6 @@ class ScalaSettings extends Settings.SettingGroup {
val Ydumpclasses = StringSetting("-Ydump-classes", "dir", "Dump the generated bytecode to .class files (useful for reflective compilation that utilizes in-memory classloaders).", "")
val YstopAfter = PhasesSetting("-Ystop-after", "Stop after") withAbbreviation ("-stop") // backward compat
val YstopBefore = PhasesSetting("-Ystop-before", "Stop before") // stop before erasure as long as we have not debugged it fully
val YmethodInfer = BooleanSetting("-Yinfer-argument-types", "Infer types for arguments of overriden methods.")
val YtraceContextCreation = BooleanSetting("-Ytrace-context-creation", "Store stack trace of context creations.")
val YshowSuppressedErrors = BooleanSetting("-Yshow-suppressed-errors", "Also show follow-on errors and warnings that are normally supressed.")
val YdetailedStats = BooleanSetting("-Ydetailed-stats", "show detailed internal compiler stats (needs Stats.enabled to be set to true).")
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13 changes: 4 additions & 9 deletions compiler/src/dotty/tools/dotc/parsing/Parsers.scala
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Expand Up @@ -1914,15 +1914,10 @@ object Parsers {
}
atPos(start, nameStart) {
val name = ident()
val tpt =
if (ctx.settings.YmethodInfer.value && owner.isTermName && in.token != COLON) {
TypeTree() // XX-METHOD-INFER
} else {
accept(COLON)
if (in.token == ARROW && owner.isTypeName && !(mods is Local))
syntaxError(VarValParametersMayNotBeCallByName(name, mods is Mutable))
paramType()
}
accept(COLON)
if (in.token == ARROW && owner.isTypeName && !(mods is Local))
syntaxError(VarValParametersMayNotBeCallByName(name, mods is Mutable))
val tpt = paramType()
val default =
if (in.token == EQUALS) { in.nextToken(); expr() }
else EmptyTree
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