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authorGuillaume Martres <smarter@ubuntu.com>2016-08-07 20:00:49 -0700
committerGitHub <noreply@github.com>2016-08-07 20:00:49 -0700
commitbe1f099d19def5a7ecba7c52e0113dbd0f7c4944 (patch)
tree558060447439fd303e3ed2b6416de0e75b8093e7
parent01bd9482d6d1565bfeb17526bed836f0feaeb0d1 (diff)
parent28bc8e83a09e00ff6c06752faee530298b22a640 (diff)
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Merge pull request #1439 from cswinter/parsedtry
Fix #1367: Add ParsedTry case to UntypedTree{Copier,Map,Accumulator}
-rw-r--r--src/dotty/tools/dotc/ast/untpd.scala9
-rw-r--r--tests/repl/toplevelTry.check3
2 files changed, 12 insertions, 0 deletions
diff --git a/src/dotty/tools/dotc/ast/untpd.scala b/src/dotty/tools/dotc/ast/untpd.scala
index b3f8747dc..3d2fe9e44 100644
--- a/src/dotty/tools/dotc/ast/untpd.scala
+++ b/src/dotty/tools/dotc/ast/untpd.scala
@@ -281,6 +281,11 @@ object untpd extends Trees.Instance[Untyped] with UntypedTreeInfo {
case tree: ModuleDef if (name eq tree.name) && (impl eq tree.impl) => tree
case _ => untpd.ModuleDef(name, impl).withPos(tree.pos)
}
+ def ParsedTry(tree: Tree)(expr: Tree, handler: Tree, finalizer: Tree) = tree match {
+ case tree: ParsedTry
+ if (expr eq tree.expr) && (handler eq tree.handler) && (finalizer eq tree.finalizer) => tree
+ case _ => untpd.ParsedTry(expr, handler, finalizer).withPos(tree.pos)
+ }
def PolyTypeDef(tree: Tree)(name: TypeName, tparams: List[TypeDef], rhs: Tree) = tree match {
case tree: PolyTypeDef if (name eq tree.name) && (tparams eq tree.tparams) && (rhs eq tree.rhs) => tree
case _ => new PolyTypeDef(name, tparams, rhs).withPos(tree.pos)
@@ -359,6 +364,8 @@ object untpd extends Trees.Instance[Untyped] with UntypedTreeInfo {
override def transform(tree: Tree)(implicit ctx: Context): Tree = tree match {
case ModuleDef(name, impl) =>
cpy.ModuleDef(tree)(name, transformSub(impl))
+ case ParsedTry(expr, handler, finalizer) =>
+ cpy.ParsedTry(tree)(transform(expr), transform(handler), transform(finalizer))
case SymbolLit(str) =>
cpy.SymbolLit(tree)(str)
case InterpolatedString(id, strings, elems) =>
@@ -404,6 +411,8 @@ object untpd extends Trees.Instance[Untyped] with UntypedTreeInfo {
override def foldOver(x: X, tree: Tree)(implicit ctx: Context): X = tree match {
case ModuleDef(name, impl) =>
this(x, impl)
+ case ParsedTry(expr, handler, finalizer) =>
+ this(this(this(x, expr), handler), finalizer)
case SymbolLit(str) =>
x
case InterpolatedString(id, strings, elems) =>
diff --git a/tests/repl/toplevelTry.check b/tests/repl/toplevelTry.check
new file mode 100644
index 000000000..9d2c87b35
--- /dev/null
+++ b/tests/repl/toplevelTry.check
@@ -0,0 +1,3 @@
+scala> try { 0 } catch { _: Throwable => 1 }
+res0: Int = 0
+scala> :quit