tpl/resources: Fix data race in ToCSS

Fixes #10542

diff --git a/tpl/resources/resources.go b/tpl/resources/resources.go
index fe6fd04346f323fd0a7e04fc70dd4d7e52843f6e..9d663cb46d929d8b98916b868c11a6a7b48a47d1 100644 (file)
--- a/tpl/resources/resources.go
+++ b/tpl/resources/resources.go
@@ -364,8 +364,7 @@ func (ns *Namespace) ToCSS(args ...any) (resource.Resource, error) {
        }
 
        if m != nil {
-               maps.PrepareParams(m)
-               if t, found := m["transpiler"]; found {
+               if t, found := maps.LookupEqualFold(m, "transpiler"); found {
                        switch t {
                        case transpilerDart, transpilerLibSass:
                                transpiler = cast.ToString(t)