fix: Displays markers as ✓

Author: NeedleInAJayStack

pkg/plugin/datasource.go

@@ -306,6 +306,9 @@ func dataFrameFromGrid(grid haystack.Grid) (*data.Frame, error) {
 				case haystack.Str:
 					value := val.String()
 					values = append(values, &value)
+				case haystack.Marker:
+					value := "✓"
+					values = append(values, &value)
 				default:
 					value := val.ToZinc()
 					values = append(values, &value)

pkg/plugin/datasource_test.go

@@ -100,7 +100,7 @@ func TestQueryData_Read(t *testing.T) {
 
 	idVal := "@abcdefg-12345678 \"AHU-1\""
 	disVal := "AHU-1"
-	ahuVal := "M"
+	ahuVal := "✓"
 	expected := data.NewFrame("",
 		data.NewField("id", nil, []*string{&idVal}).SetConfig(&data.FieldConfig{DisplayName: "id"}),
 		data.NewField("dis", nil, []*string{&disVal}).SetConfig(&data.FieldConfig{DisplayName: "dis"}),