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lang: Improve logging of startup information

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Graph size and build time are both helpful.
This commit is contained in:
James Shubin
2025-06-08 03:20:42 -04:00
parent f594799a7f
commit f22ec07ed3
1 changed files with 6 additions and 2 deletions
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8
lang/lang.go
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@@ -312,8 +312,9 @@ func (obj *Lang) Init(ctx context.Context) error {
}
obj.graph.AddGraph(g)
if obj.Debug {
obj.Logf("building function graph took: %s", time.Since(timing))
obj.Logf("function graph: %+v", obj.graph)
if obj.Debug {
obj.graph.Logf(obj.Logf) // log graph output with this logger...
//if err := obj.graph.ExecGraphviz("/tmp/graphviz.dot"); err != nil {
// return errwrap.Wrapf(err, "writing graph failed")
@@ -336,7 +337,6 @@ func (obj *Lang) Init(ctx context.Context) error {
if err := obj.funcs.Setup(); err != nil {
return errwrap.Wrapf(err, "init error with func engine")
}
obj.Logf("function setup took: %s", time.Since(timing))
obj.streamChan = obj.funcs.Stream() // after obj.funcs.Setup runs
@@ -351,12 +351,15 @@ func (obj *Lang) Run(ctx context.Context) (reterr error) {
runCtx, cancel := context.WithCancel(context.Background()) // Don't inherit from parent
defer cancel()
var timing time.Time
//obj.Logf("function engine validating...")
//if err := obj.funcs.Validate(); err != nil {
// return errwrap.Wrapf(err, "validate error with func engine")
//}
obj.Logf("function engine starting...")
timing = time.Now()
wg.Add(1)
go func() {
defer wg.Done()
@@ -393,6 +396,7 @@ func (obj *Lang) Run(ctx context.Context) (reterr error) {
}
}()
obj.Logf("function engine starting took: %s", time.Since(timing))
// wait for some activity
obj.Logf("stream...")