Count import depth only for selected sources

internal/engine/imports.go

@@ -400,10 +400,6 @@ func (s *importTraversal) walkDeclarations(basePath string, declarations []impor
 			site := spec.fieldSites["placement"]
 			return []Diagnostic{{Code: CodeImportInvalid, Severity: SeverityError, Path: site.path.clone(), Message: "sequence-item placement requires a nonempty destination", Primary: cloneLocation(&site.location)}}
 		}
-		if depth+1 > s.limits.depth {
-			location := spec.location
-			return []Diagnostic{importDiagnostic(CodeImportLimitExceeded, "configuration exceeds the active import-depth limit", &location)}
-		}
 		policies[index] = policy
 	}
 	for index, spec := range declarations {
@@ -478,6 +474,9 @@ func (s *importTraversal) visitPath(candidate selectedImportCandidate, spec impo
 	if !s.access.contains(canonical) {
 		return []Diagnostic{importDiagnostic(CodeImportOutsideRoot, "import target resolves outside the configuration root", &location)}
 	}
+	if depth > s.limits.depth {
+		return []Diagnostic{importDiagnostic(CodeImportLimitExceeded, "configuration exceeds the active import-depth limit", &location)}
+	}
 
 	currentRoute := s.currentRoute(location)
 	identity := s.access.identity(canonical)