support null-safety;

andrey-ushakov · Sep 19, 2021 · e24e170 · e24e170
1 parent f890f52
commit e24e170
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diff --git a/lib/src/sunmi_printer.dart b/lib/src/sunmi_printer.dart
@@ -83,7 +83,7 @@ class SunmiPrinter {
   /// A row contains up to 12 columns. A column has a width between 1 and 12.
   /// Total width of columns in one row must be equal to 12.
   static Future<void> row({
-    List<SunmiCol> cols,
+    required List<SunmiCol> cols,
     bool bold: false,
     bool underline: false,
     SunmiSize textSize: SunmiSize.md,

diff --git a/pubspec.yaml b/pubspec.yaml
@@ -4,7 +4,7 @@ version: 0.2.1
 homepage: https://github.com/andrey-ushakov/flutter_sunmi_printer
 
 environment:
-  sdk: ">=2.7.0 <3.0.0"
+  sdk: '>=2.12.0 <3.0.0'
   flutter: ">=1.10.0"
 
 dependencies: