diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/compiler/scala/tools/nsc/ast/parser/Scanners.scala | 13 | ||||
| -rw-r--r-- | src/compiler/scala/tools/nsc/transform/UnCurry.scala | 10 |
2 files changed, 15 insertions, 8 deletions
diff --git a/src/compiler/scala/tools/nsc/ast/parser/Scanners.scala b/src/compiler/scala/tools/nsc/ast/parser/Scanners.scala index 9d33e7e9e1..2895d02dfe 100644 --- a/src/compiler/scala/tools/nsc/ast/parser/Scanners.scala +++ b/src/compiler/scala/tools/nsc/ast/parser/Scanners.scala @@ -704,12 +704,15 @@ trait Scanners extends ScannersCommon { } else { syntaxError("invalid string interpolation") } - } else if ((ch == CR || ch == LF || ch == SU) && !isUnicodeEscape) { - syntaxError("unclosed string literal") } else { - putChar(ch) - nextRawChar() - getStringPart(multiLine) + val isUnclosedLiteral = !isUnicodeEscape && (ch == SU || (!multiLine && (ch == CR || ch == LF))) + if (isUnclosedLiteral) { + syntaxError(if (!multiLine) "unclosed string literal" else "unclosed multi-line string literal") + } else { + putChar(ch) + nextRawChar() + getStringPart(multiLine) + } } } diff --git a/src/compiler/scala/tools/nsc/transform/UnCurry.scala b/src/compiler/scala/tools/nsc/transform/UnCurry.scala index 7d66549a52..ee565530b7 100644 --- a/src/compiler/scala/tools/nsc/transform/UnCurry.scala +++ b/src/compiler/scala/tools/nsc/transform/UnCurry.scala @@ -469,6 +469,7 @@ abstract class UnCurry extends InfoTransform deriveDefDef(dd)(_ => body) case _ => tree } + def isNonLocalReturn(ret: Return) = ret.symbol != currentOwner.enclMethod || currentOwner.isLazy // ------ The tree transformers -------------------------------------------------------- @@ -570,6 +571,9 @@ abstract class UnCurry extends InfoTransform case Assign(lhs, _) if lhs.symbol.owner != currentMethod || lhs.symbol.hasFlag(LAZY | ACCESSOR) => withNeedLift(true) { super.transform(tree) } + case ret @ Return(_) if (isNonLocalReturn(ret)) => + withNeedLift(true) { super.transform(ret) } + case Try(block, catches, finalizer) => if (needTryLift || shouldBeLiftedAnyway(tree)) transform(liftTree(tree)) else super.transform(tree) @@ -675,9 +679,9 @@ abstract class UnCurry extends InfoTransform applyUnary() case Select(_, _) | TypeApply(_, _) => applyUnary() - case Return(expr) if (tree.symbol != currentOwner.enclMethod || currentOwner.isLazy) => - debuglog("non local return in "+tree.symbol+" from "+currentOwner.enclMethod) - atPos(tree.pos)(nonLocalReturnThrow(expr, tree.symbol)) + case ret @ Return(expr) if (isNonLocalReturn(ret)) => + debuglog("non local return in "+ret.symbol+" from "+currentOwner.enclMethod) + atPos(ret.pos)(nonLocalReturnThrow(expr, ret.symbol)) case TypeTree() => tree case _ => |