v4.1.0: Added Null-Safety

81369ab9 · Andrey · 2aab7ac1 · 81369ab9 · 81369ab9 · 81369ab9
Commit 81369ab9 authored Sep 21, 2021 by Andrey
8 changed files
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
+## [4.1.0]
+-Null-Safety
 ## [4.0.3]
 - Added optional delay param to `disconnect` method

--- a/example/discover_printers/pubspec.lock
+++ b/example/discover_printers/pubspec.lock
+# Generated by pub
+# See https://dart.dev/tools/pub/glossary#lockfile
+packages:
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.13"
+  args:
+    dependency: transitive
+    description:
+      name: args
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.6.0"
+  async:
+    dependency: transitive
+    description:
+      name: async
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.8.2"
+  boolean_selector:
+    dependency: transitive
+    description:
+      name: boolean_selector
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  characters:
+    dependency: transitive
+    description:
+      name: characters
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  charcode:
+    dependency: transitive
+    description:
+      name: charcode
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.1"
+  charset_converter:
+    dependency: "direct main"
+    description:
+      name: charset_converter
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  clock:
+    dependency: transitive
+    description:
+      name: clock
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  collection:
+    dependency: transitive
+    description:
+      name: collection
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.15.0"
+  convert:
+    dependency: transitive
+    description:
+      name: convert
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.5"
+  csslib:
+    dependency: transitive
+    description:
+      name: csslib
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.16.2"
+  cupertino_icons:
+    dependency: "direct main"
+    description:
+      name: cupertino_icons
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
+  esc_pos_printer:
+    dependency: "direct main"
+    description:
+      path: "../.."
+      relative: true
+    source: path
+    version: "4.0.3"
+  esc_pos_utils:
+    dependency: "direct main"
+    description:
+      name: esc_pos_utils
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.0"
+  fake_async:
+    dependency: transitive
+    description:
+      name: fake_async
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  ffi:
+    dependency: transitive
+    description:
+      name: ffi
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.2"
+  file:
+    dependency: transitive
+    description:
+      name: file
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "6.1.2"
+  flutter:
+    dependency: "direct main"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  flutter_test:
+    dependency: "direct dev"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  gbk_codec:
+    dependency: transitive
+    description:
+      name: gbk_codec
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.2"
+  hex:
+    dependency: transitive
+    description:
+      name: hex
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.2"
+  html:
+    dependency: transitive
+    description:
+      name: html
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.14.0+4"
+  image:
+    dependency: "direct main"
+    description:
+      name: image
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.19"
+  intl:
+    dependency: "direct main"
+    description:
+      name: intl
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.16.1"
+  matcher:
+    dependency: transitive
+    description:
+      name: matcher
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.12.11"
+  meta:
+    dependency: transitive
+    description:
+      name: meta
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.7.0"
+  path:
+    dependency: transitive
+    description:
+      name: path
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.8.0"
+  path_provider:
+    dependency: "direct main"
+    description:
+      name: path_provider
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.6.28"
+  path_provider_linux:
+    dependency: transitive
+    description:
+      name: path_provider_linux
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.0.1+2"
+  path_provider_macos:
+    dependency: transitive
+    description:
+      name: path_provider_macos
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.0.4+8"
+  path_provider_platform_interface:
+    dependency: transitive
+    description:
+      name: path_provider_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.4"
+  path_provider_windows:
+    dependency: transitive
+    description:
+      name: path_provider_windows
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.0.5"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.0"
+  ping_discover_network:
+    dependency: "direct main"
+    description:
+      name: ping_discover_network
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.0+1"
+  platform:
+    dependency: transitive
+    description:
+      name: platform
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.2"
+  plugin_platform_interface:
+    dependency: transitive
+    description:
+      name: plugin_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  process:
+    dependency: transitive
+    description:
+      name: process
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.2.3"
+  qr:
+    dependency: transitive
+    description:
+      name: qr
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.0"
+  qr_flutter:
+    dependency: "direct main"
+    description:
+      name: qr_flutter
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.2.0"
+  sky_engine:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.99"
+  source_span:
+    dependency: transitive
+    description:
+      name: source_span
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.8.1"
+  stack_trace:
+    dependency: transitive
+    description:
+      name: stack_trace
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.10.0"
+  stream_channel:
+    dependency: transitive
+    description:
+      name: stream_channel
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  string_scanner:
+    dependency: transitive
+    description:
+      name: string_scanner
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  term_glyph:
+    dependency: transitive
+    description:
+      name: term_glyph
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  test_api:
+    dependency: transitive
+    description:
+      name: test_api
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.4.3"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.0"
+  vector_math:
+    dependency: transitive
+    description:
+      name: vector_math
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  wifi:
+    dependency: "direct main"
+    description:
+      name: wifi
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.5"
+  win32:
+    dependency: transitive
+    description:
+      name: win32
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.9"
+  xdg_directories:
+    dependency: transitive
+    description:
+      name: xdg_directories
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.2"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.5.1"
+sdks:
+  dart: ">=2.13.0 <3.0.0"
+  flutter: ">=1.20.0"
--- a/example/discover_printers/pubspec.yaml
+++ b/example/discover_printers/pubspec.yaml
@@ -4,24 +4,24 @@ description: A new Flutter project.
 version: 1.0.0+1
 environment:
-  sdk: ">=2.1.0 <3.0.0"
+  sdk: ">=2.12.0 <3.0.0"
 dependencies:
-  flutter:
+  charset_converter: ^1.0.3
-    sdk: flutter
  cupertino_icons: ^0.1.2
-  wifi: ^0.1.5
-  ping_discover_network: ^0.2.0+1
-  image: ^2.1.4
  esc_pos_printer:
    path: ../../
+  esc_pos_utils: ^1.0.0
+  flutter:
+    sdk: flutter
+  image: ^2.1.4
  intl: ^0.16.1
-  qr_flutter: ^3.2.0
  path_provider: ^1.6.5
-  esc_pos_utils: ^1.0.0
+  ping_discover_network: ^0.2.0+1
+  qr_flutter: ^3.2.0
+  wifi: ^0.1.5
  # esc_pos_utils:
  # path: ../../../esc_pos_utils
-  charset_converter: ^1.0.3
 dev_dependencies:
  flutter_test:

--- a/lib/esc_pos_printer.dart
+++ b/lib/esc_pos_printer.dart
@@ -7,5 +7,5 @@
 */
 library esc_pos_printer;
-export './src/enums.dart';
+export 'src/enums.dart';
 export 'src/network_printer.dart';
--- a/lib/src/network_printer.dart
+++ b/lib/src/network_printer.dart
@@ -21,13 +21,13 @@ class NetworkPrinter {
  final PaperSize _paperSize;
  final CapabilityProfile _profile;
-  String _host;
+  String? _host;
-  int _port;
+  int? _port;
-  Generator _generator;
+  late Generator _generator;
-  Socket _socket;
+  late Socket _socket;
-  int get port => _port;
+  int? get port => _port;
-  String get host => _host;
+  String? get host => _host;
  PaperSize get paperSize => _paperSize;
  CapabilityProfile get profile => _profile;
@@ -45,7 +45,7 @@ class NetworkPrinter {
  }
  /// [delayMs]: milliseconds to wait after destroying the socket
-  void disconnect({int delayMs}) async {
+  void disconnect({int? delayMs}) async {
    _socket.destroy();
    if (delayMs != null) {
      await Future.delayed(Duration(milliseconds: delayMs), () => null);
@@ -62,7 +62,7 @@ class NetworkPrinter {
    PosStyles styles = const PosStyles(),
    int linesAfter = 0,
    bool containsChinese = false,
-    int maxCharsPerLine,
+    int? maxCharsPerLine,
  }) {
    _socket.add(_generator.text(text,
        styles: styles,
@@ -75,7 +75,7 @@ class NetworkPrinter {
    _socket.add(_generator.setGlobalCodeTable(codeTable));
  }
-  void setGlobalFont(PosFontType font, {int maxCharsPerLine}) {
+  void setGlobalFont(PosFontType font, {int? maxCharsPerLine}) {
    _socket
        .add(_generator.setGlobalFont(font, maxCharsPerLine: maxCharsPerLine));
  }
@@ -100,7 +100,7 @@ class NetworkPrinter {
    _socket.add(_generator.cut(mode: mode));
  }
-  void printCodeTable({String codeTable}) {
+  void printCodeTable({String? codeTable}) {
    _socket.add(_generator.printCodeTable(codeTable: codeTable));
  }
@@ -138,9 +138,9 @@ class NetworkPrinter {
  void barcode(
    Barcode barcode, {
-    int width,
+    int? width,
-    int height,
+    int? height,
-    BarcodeFont font,
+    BarcodeFont? font,
    BarcodeText textPos = BarcodeText.below,
    PosAlign align = PosAlign.center,
  }) {
@@ -167,7 +167,7 @@ class NetworkPrinter {
    _socket.add(_generator.drawer(pin: pin));
  }
-  void hr({String ch = '-', int len, int linesAfter = 0}) {
+  void hr({String ch = '-', int? len, int linesAfter = 0}) {
    _socket.add(_generator.hr(ch: ch, linesAfter: linesAfter));
  }
@@ -175,7 +175,7 @@ class NetworkPrinter {
    Uint8List textBytes, {
    PosStyles styles = const PosStyles(),
    int linesAfter = 0,
-    int maxCharsPerLine,
+    int? maxCharsPerLine,
  }) {
    _socket.add(_generator.textEncoded(
      textBytes,

--- a/printers.md
+++ b/printers.md
@@ -16,3 +16,4 @@ Thank you for your contribution!
 |[Issyzonepos 80mm Wifi Thermal Receipt](https://www.aliexpress.com/item/32985398184.html)|80mm|3.1.4|No issues graphics & barcode tested also tested)|
 |[HOIN HOP-H58 Bluetooth Thermal Cash Receipt Printer](https://www.aliexpress.com/item/32859843705.html)|58mm|3.1.4|No issues|
 |[Elgin i9 - Ethernet](https://www.americanas.com.br/produto/28943574/impressora-nao-fiscal-elgin-i9-guilhotina-usb?WT.srch=1&acc=e789ea56094489dffd798f86ff51c7a9&epar=bp_pl_00_go_inf-aces_acessorios_geral_gmv&gclid=CjwKCAjwnef6BRAgEiwAgv8mQRRqkLzg7F0l3j3rzFpYXrmi-57_YWX0OiKD5VcE7q1BG2v-qsWfyBoCF8wQAvD_BwE&i=5bac49bbeec3dfb1f8d856ec&o=5a067550eec3dfb1f8def31e&opn=YSMESP&sellerid=8829865000339)|80mm|3.2.5|No issues|
+|[MUNBYN MU-ITPP047-IT WiFi/Ethernet](https://www.amazon.it/Aggiorna-Stampante-Auto-Cut-Supporto-MUNBYN/dp/B079L3JLGT/ref=sr_1_3?__mk_it_IT=%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=1&keywords=esc+pos+printer&qid=1630150820&sr=8-3)|80mm|4.0.4 (antoninobajeli pull req)|No issues - graphics & barcode tested|
--- a/pubspec.lock
+++ b/pubspec.lock
+# Generated by pub
+# See https://dart.dev/tools/pub/glossary#lockfile
+packages:
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.2"
+  async:
+    dependency: transitive
+    description:
+      name: async
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.8.2"
+  boolean_selector:
+    dependency: transitive
+    description:
+      name: boolean_selector
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  characters:
+    dependency: transitive
+    description:
+      name: characters
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  charcode:
+    dependency: transitive
+    description:
+      name: charcode
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.1"
+  charset_converter:
+    dependency: "direct main"
+    description:
+      name: charset_converter
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  clock:
+    dependency: transitive
+    description:
+      name: clock
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  collection:
+    dependency: transitive
+    description:
+      name: collection
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.15.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
+  csslib:
+    dependency: transitive
+    description:
+      name: csslib
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.17.0"
+  esc_pos_utils:
+    dependency: "direct main"
+    description:
+      name: esc_pos_utils
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  fake_async:
+    dependency: transitive
+    description:
+      name: fake_async
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  flutter:
+    dependency: "direct main"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  flutter_test:
+    dependency: "direct dev"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  gbk_codec:
+    dependency: transitive
+    description:
+      name: gbk_codec
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.4.0"
+  hex:
+    dependency: transitive
+    description:
+      name: hex
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.0"
+  html:
+    dependency: transitive
+    description:
+      name: html
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.15.0"
+  image:
+    dependency: "direct main"
+    description:
+      name: image
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.5"
+  matcher:
+    dependency: transitive
+    description:
+      name: matcher
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.12.11"
+  meta:
+    dependency: transitive
+    description:
+      name: meta
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.7.0"
+  path:
+    dependency: transitive
+    description:
+      name: path
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.8.0"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.3.0"
+  sky_engine:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.99"
+  source_span:
+    dependency: transitive
+    description:
+      name: source_span
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.8.1"
+  stack_trace:
+    dependency: transitive
+    description:
+      name: stack_trace
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.10.0"
+  stream_channel:
+    dependency: transitive
+    description:
+      name: stream_channel
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  string_scanner:
+    dependency: transitive
+    description:
+      name: string_scanner
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  term_glyph:
+    dependency: transitive
+    description:
+      name: term_glyph
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  test_api:
+    dependency: transitive
+    description:
+      name: test_api
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.4.3"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.0"
+  vector_math:
+    dependency: transitive
+    description:
+      name: vector_math
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "5.3.0"
+sdks:
+  dart: ">=2.14.0 <3.0.0"
+  flutter: ">=1.10.0"
--- a/pubspec.yaml
+++ b/pubspec.yaml
 name: esc_pos_printer
 description: The library allows to print receipts using an ESC/POS thermal WiFi printer.
-version: 4.0.3
+version: 4.1.0
 homepage: https://github.com/andrey-ushakov/esc_pos_printer
 environment:
-  sdk: ">=2.1.0 <3.0.0"
+  sdk: ">=2.12.0 <3.0.0"
 dependencies:
+  charset_converter: ^2.0.0
+  esc_pos_utils: ^1.1.0
  flutter:
    sdk: flutter
-  esc_pos_utils: ^1.0.0
  # esc_pos_utils:
  #   path: ../esc_pos_utils
-  charset_converter: ^1.0.3
+  image: ^3.0.2
-  image: ^2.1.4
 dev_dependencies:
  flutter_test: