return getStdout("git branch -r --contains $commit")
            .readLines()
            .collect { it.replace("*", "") } // remove the * from the current branch, e.g. * master -> master
            .collect { it.trim() }
            .grep { !it.isEmpty() }
    }

    static List<String> parentCommitsOf(String commit) {
        return getStdout("git show --format=%P --no-patch $commit")

while True:
	if not listener.WaitForEvent(1, event):
		continue
	if not lldb.SBProcess.EventIsProcessEvent(event):
		continue
	if running:
		# Pass through stdout and stderr.
		while True:
			out = process.GetSTDOUT(8192)
			if not out:
				break
			sys.stdout.write(out)
		while True:
			out = process.GetSTDERR(8192)
			if not out:
				break
			sys.stderr.write(out)
	state = process.GetStateFromEvent(event)