bugfix: Catch possible syntax errors #13698

Job	Run time
windows-latest jdk-17 unit tests 1 / 2	23m 52s
windows-latest jdk-17 unit tests 2 / 2	26m 19s
Gradle MacOS integration	15m 58s
Sbt integration	48m 3s
macOS-12 jdk-17 unit tests 1 / 2	51m 20s
macOS-12 jdk-17 unit tests 2 / 2	43m 4s
Maven integration	10m 12s
ubuntu-latest jdk-17 unit tests 1 / 2	18m 47s
ubuntu-latest jdk-17 unit tests 2 / 2	6h 0m 16s
Gradle integration	12m 8s
Scala CLI integration	16m 3s
Mill integration	48m 36s
Bazel integration	10m 54s
LSP integration tests	36m 18s
Scala cross tests	36m 30s
Formatting	43s
Scalafix and docs	5m 23s
Sbt-metals/scripted jdk11	3m 5s
Scala javapc tests	1m 34s
Scala 2.11 cross tests	3m 48s
MiMa	1m 1s
	12h 53m 54s

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