[GROOVY-8720] final variable set in try fails to compile if throws in catch

• Type: Bug
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 2.5.1
• Component/s: Compiler
• Assignee: Unassigned
• Reporter: Jex Jexler
• Created: 29/Jul/18 06:48
• Updated: 29/Jul/18 06:48

Description

final Date date = new Date()
final Long ms
try {
  ms = date.parse('')
} catch (IllegalArgumentException e) {
  throw new RuntimeException(e)
}
println ms

Expected result (Groovy 2.4.15):

Java.lang.RuntimeException: java.lang.IllegalArgumentException
	at ConsoleScript0.run(ConsoleScript0:6)
Caused by: java.lang.IllegalArgumentException
	at java_util_Date$parse.call(Unknown Source)
	at ConsoleScript0.run(ConsoleScript0:4)

Fails to compile with Groovy 2.5.1:

The variable [ms] may be uninitialized
. At [8:9]  at line: 8, column: 9