Bug 1607919 - Part 3: Require descriptions for sync message entries, r=mccr8

Differential Revision: https://phabricator.services.mozilla.com/D59213

--HG--
extra : moz-landing-system : lando

ipc/ipdl/ipdl.py

@@ -75,6 +75,11 @@ parser = RawConfigParser()
 parser.readfp(open(options.syncMsgList))
 syncMsgList = parser.sections()
 
+for section in syncMsgList:
+    if not parser.get(section, "description"):
+        print('Error: Sync message %s lacks a description' % section, file=sys.stderr)
+        sys.exit(1)
+
 # Read message metadata. Right now we only have 'segment_capacity'
 # for the standard segment size used for serialization.
 log(2, 'Reading message metadata...')

ipc/ipdl/test/ipdl/sync-messages.ini

@@ -1,24 +1,48 @@
 [Pactorreturn::Msg]
+description = test only
 [Parray_Union::Msg]
+description = test only
 [Punion_Basic::Msg]
+description = test only
 [PStruct::test]
+description = test only
 [PintrProtocol::SyncMsg]
+description = test only
 [PintrProtocol::InterruptMsg]
+description = test only
 [Pshmem::SyncMsg]
+description = test only
 [Pshmem::InterruptMsg]
+description = test only
 [Pbytebuf::SyncMsg]
+description = test only
 [Pbytebuf::InterruptMsg]
+description = test only
 [PsyncProtocol::SyncMsg]
+description = test only
 [PmessageVerify::__delete__]
+description = test only
 [PmessageVerify::msg3]
+description = test only
 [PmessageVerify::msg4]
+description = test only
 [PmessageVerifyTopLevel::PmessageVerify]
+description = test only
 [PDeleteSub::__delete__]
+description = test only
 [PintrMessageCompress::foo]
+description = test only
 [PintrMessageCompress::bar]
+description = test only
 [PsyncMessageCompress::foo]
+description = test only
 [PsyncParentToChild::Msg]
+description = test only
 [PtooWeakIntrSync::Msg]
+description = test only
 [PtooWeakSyncAsync::Msg]
+description = test only
 [PundeclReturnType::Msg]
+description = test only
 [PasyncMessageListed::Msg]
+description = test only