Method insertResource

runtime/parser/parser.go:854–930

insertResource inserts a resource in the parser's internal state. After calling insertResource, the caller can directly modify the returned resource's spec.

(kind ResourceKind, name string, paths []string, refs ...ResourceName)

// insertResource inserts a resource in the parser's internal state.
// After calling insertResource, the caller can directly modify the returned resource's spec.
func (p *Parser) insertResource(kind ResourceKind, name string, paths []string, refs ...ResourceName) (*Resource, error) {
	// Create the resource if not already present (ensures the spec for its kind is never nil)
	rn := ResourceName{Kind: kind, Name: name}
	_, ok := p.Resources[rn.Normalized()]
	if ok {
		return nil, externalError{err: fmt.Errorf("name collision: another resource of type %q is also named %q", rn.Kind, rn.Name)}
	}

	// Dedupe refs (it's not guaranteed by the upstream logic).
	// Doing a simple dedupe because there usually aren't many refs.
	var dedupedRefs []ResourceName
	for _, ref := range refs {
		found := false
		for _, existing := range dedupedRefs {
			if ref.Normalized() == existing.Normalized() {
				found = true
				break
			}
		}
		if !found {
			dedupedRefs = append(dedupedRefs, ref)
		}
	}
	refs = dedupedRefs

	// Create new resource
	r := &Resource{
		Name:    rn,
		Paths:   paths,
		rawRefs: refs,
	}
	switch kind {
	case ResourceKindModel:
		r.ModelSpec = &runtimev1.ModelSpec{}
	case ResourceKindMetricsView:
		r.MetricsViewSpec = &runtimev1.MetricsViewSpec{}
	case ResourceKindExplore:
		r.ExploreSpec = &runtimev1.ExploreSpec{}
	case ResourceKindMigration:
		r.MigrationSpec = &runtimev1.MigrationSpec{}
	case ResourceKindReport:
		r.ReportSpec = &runtimev1.ReportSpec{}
	case ResourceKindAlert:
		r.AlertSpec = &runtimev1.AlertSpec{}
	case ResourceKindTheme:
		r.ThemeSpec = &runtimev1.ThemeSpec{}
	case ResourceKindComponent:
		r.ComponentSpec = &runtimev1.ComponentSpec{}
	case ResourceKindCanvas:
		r.CanvasSpec = &runtimev1.CanvasSpec{}
	case ResourceKindAPI:
		r.APISpec = &runtimev1.APISpec{}
	case ResourceKindConnector:
		r.ConnectorSpec = &runtimev1.ConnectorSpec{}
	default:
		panic(fmt.Errorf("unexpected resource type: %s", kind.String()))
	}