all: apply modernisers

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/azalea/evaluate.go

@@ -6,6 +6,7 @@ import (
 	"maps"
 	"reflect"
 	"slices"
+	"strings"
 	"unique"
 )
 
@@ -107,8 +108,8 @@ func (e TypeError) Error() string {
 }
 
 func (e TypeError) Is(err error) bool {
-	var v TypeError
-	return errors.As(err, &v) &&
+	v, ok := errors.AsType[TypeError](err)
+	return ok &&
 		e.Asserted == v.Asserted &&
 		e.Concrete == v.Concrete
 }
@@ -233,14 +234,14 @@ func evaluateAny(d PF, s []Frame, expr, rp any) bool {
 				return evaluateAny(d, s, e[0], rp)
 			}
 		}
-		var v string
+		var v strings.Builder
 		for i := range e {
 			var _r string
 			if evaluate(d, s, e[i], &_r) {
-				v += _r
+				v.WriteString(_r)
 			}
 		}
-		store(rp, v)
+		store(rp, v.String())
 		return true
 
 	case Array:

internal/rosa/azalea/evaluate_test.go

@@ -214,7 +214,7 @@ func TestEvaluate(t *testing.T) {
 			}
 
 			var errEquals bool
-			if errors.As(err, new(TypeError)) {
+			if _, ok := errors.AsType[TypeError](err); ok {
 				errEquals = errors.Is(err, tc.err)
 			} else {
 				errEquals = reflect.DeepEqual(err, tc.err)