diff options
| -rw-r--r-- | src/dotty/tools/dotc/parsing/Parsers.scala | 9 | ||||
| -rw-r--r-- | tests/neg/emptyCatch.scala | 3 |
2 files changed, 12 insertions, 0 deletions
diff --git a/src/dotty/tools/dotc/parsing/Parsers.scala b/src/dotty/tools/dotc/parsing/Parsers.scala index 4bc706436..a06930058 100644 --- a/src/dotty/tools/dotc/parsing/Parsers.scala +++ b/src/dotty/tools/dotc/parsing/Parsers.scala @@ -1009,6 +1009,15 @@ object Parsers { in.nextToken() expr() } else EmptyTree + + handler match { + case Block(Nil, EmptyTree) => syntaxError( + "`catch` block does not contain a valid expression, try adding a case like - `case e: Exception =>` to the block", + handler.pos + ) + case _ => + } + val finalizer = if (in.token == FINALLY) { accept(FINALLY); expr() } else { diff --git a/tests/neg/emptyCatch.scala b/tests/neg/emptyCatch.scala new file mode 100644 index 000000000..60951d27a --- /dev/null +++ b/tests/neg/emptyCatch.scala @@ -0,0 +1,3 @@ +object Test { + try {} catch {} // error: `catch` block does not contain a valid expression, try adding a case like - `case e: Exception =>` to the block +} |