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SD-M1: a holder's event is under its module's subjects, or its own stream's when a family keeps it

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The definition reader refuses any other subject, and a mesh.stream.<holder> subject no family names (A2c's
finding: the checker's events in its own stream were written as mesh.mod.).

Claude-Session: https://claude.ai/code/session_01JG73KJNrH5EgFXMKKYSrig
This commit is contained in:
jschoubben
2026-11-04 13:17:26 +01:00
parent 7efb17386d
commit 3249b30e8d
2 changed files with 15 additions and 1 deletions
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go/seatdef/seatdef.go
+9 -1
View File
@@ -389,8 +389,16 @@ func (d Definition) check() Problems {
if !eventName.MatchString(e.Name) {
ps = append(ps, Problem{where + ".name", "missing, or not lower-case words joined by dots"})
}
if e.Subject == "" {
// A holder's event is published under the holder's own module subjects, or, when it is kept in a stream of the
// holder's own module (its family), under that stream's (buscompose.ModuleStreamSubject).
own, stream := "mesh.mod.<holder>.event."+e.Name, "mesh.stream.<holder>.event."+e.Name
switch {
case e.Subject == "":
ps = append(ps, Problem{where + ".subject", "missing"})
case e.Subject == stream && e.Family == "":
ps = append(ps, Problem{where + ".subject", "a subject of the holder's own stream, and no family names that stream"})
case e.Subject != own && e.Subject != stream:
ps = append(ps, Problem{where + ".subject", fmt.Sprintf("not %s, nor %s for an event kept in the holder's own stream", own, stream)})
}
}
for i, r := range d.Records {
go/seatdef/seatdef_test.go
+6
View File
@@ -41,6 +41,12 @@ func TestADefinitionIsReadStrictlyNamingWhatIsWrong(t *testing.T) {
`"max-age-days":30`, 1), "family.max-age-days: missing, or not 7"},
{"a family with a cap of its own", strings.Replace(whole, `"max-age-days":7`, `"max-age-days":7,"max-mib":256`, 1),
"max-mib: a field the format does not know"},
{"a holder's event on its own stream", strings.Replace(whole, `"family":`, `"holder-events":[{"name":"verdict",`+
`"subject":"mesh.stream.<holder>.event.verdict","family":"checker.asks"}],"family":`, 1), ""},
{"a holder's event on its own stream with no family", strings.Replace(whole, `"family":`, `"holder-events":[{"name":"verdict",`+
`"subject":"mesh.stream.<holder>.event.verdict"}],"family":`, 1), "no family names that stream"},
{"a holder's event on a subject of no module", strings.Replace(whole, `"family":`, `"holder-events":[{"name":"verdict",`+
`"subject":"mesh.event.verdict"}],"family":`, 1), "holder-events[0].subject: not mesh.mod.<holder>.event.verdict"},
{"a verb twice", strings.Replace(listGrain, `]}`, `,{"name":"add"}]}`, 1), `"add" twice`},
{"records at the seat list's grain", strings.Replace(listGrain, `"decision":"ADR 1",`,
`"decision":"ADR 1","records":[{"name":"asks"}],`, 1), "grain: seat-list holds"},