Retain empty optional import selection evidence

This commit is contained in:
2026-10-19 20:57:41 +00:00
parent 05a28d1178
commit e433988962
3 changed files with 297 additions and 0 deletions

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@@ -425,15 +425,34 @@ func (s *importTraversal) walkDeclarations(basePath string, declarations []impor
return diagnostics
}
childDestination := appendDestination(parentDestination, policy.destination)
// Count admitted records rather than lexical candidates: optional missing
// paths are omitted during admission, and a partially present list is not empty.
sourcesBefore := len(s.sources)
for _, candidate := range selection.candidates {
if diagnostics := s.visitPath(candidate, spec, policy, childDestination, policy.destination, depth+1); len(diagnostics) != 0 {
return diagnostics
}
}
if !policy.required && len(s.sources) == sourcesBefore {
s.recordEmptyImportSelection(spec)
}
}
return nil
}
func (s *importTraversal) recordEmptyImportSelection(spec importDeclarationSpec) {
for index := range s.sources {
if s.sources[index].ID != spec.location.SourceID {
continue
}
s.sources[index].importSelections = append(s.sources[index].importSelections, importSelectionEvidence{
path: spec.path.clone(), location: spec.location,
selector: spec.selector, outcome: importSelectionNone,
})
return
}
}
func (s *importTraversal) visitPath(candidate selectedImportCandidate, spec importDeclarationSpec, policy resolvedImportPolicy, destination, relativeDestination Path, depth int) []Diagnostic {
location := candidate.site.location
if location.SourceID == "" && location.Line == 0 && location.Column == 0 {