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Code Issues Packages Projects Releases Wiki Activity

Enforce flutter formatting (#349)

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This commit is contained in:
Brett Morgan
2021-03-20 13:56:32 +11:00
committed by GitHub
parent 0191c32003
commit f5367c48bb
10 changed files with 131 additions and 44 deletions
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1
packages/flutter_markdown/.github/workflows/flutter_ci.yml vendored
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@ -31,4 +31,5 @@ jobs:
with:
channel: ${{ matrix.flutter_version }}
- run: flutter analyze
- run: flutter format --dry-run --set-exit-if-changed .
- run: flutter test

3
packages/flutter_markdown/lib/src/_functions_io.dart
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@ -64,7 +64,8 @@ final MarkdownStyleSheet Function(BuildContext, MarkdownStyleSheetBaseTheme?)
);
};
Widget _handleDataSchemeUri(Uri uri, final double? width, final double? height) {
Widget _handleDataSchemeUri(
Uri uri, final double? width, final double? height) {
final String mimeType = uri.data!.mimeType;
if (mimeType.startsWith('image/')) {
return Image.memory(

97
packages/flutter_markdown/lib/src/builder.dart
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@ -10,7 +10,25 @@ import '_functions_io.dart' if (dart.library.html) '_functions_web.dart';
import 'style_sheet.dart';
import 'widget.dart';
const List<String> _kBlockTags = const <String>['p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'li', 'blockquote', 'pre', 'ol', 'ul', 'hr', 'table', 'thead', 'tbody', 'tr'];
const List<String> _kBlockTags = const <String>[
'p',
'h1',
'h2',
'h3',
'h4',
'h5',
'h6',
'li',
'blockquote',
'pre',
'ol',
'ul',
'hr',
'table',
'thead',
'tbody',
'tr'
];
const List<String> _kListTags = const <String>['ul', 'ol'];
@ -174,14 +192,16 @@ class MarkdownBuilder implements md.NodeVisitor {
_addAnonymousBlockIfNeeded();
if (_isListTag(tag)) {
_listIndents.add(tag);
if (element.attributes["start"] != null) start = int.parse(element.attributes["start"]!) - 1;
if (element.attributes["start"] != null)
start = int.parse(element.attributes["start"]!) - 1;
} else if (tag == 'blockquote') {
_isInBlockquote = true;
} else if (tag == 'table') {
_tables.add(_TableElement());
} else if (tag == 'tr') {
final length = _tables.single.rows.length;
BoxDecoration? decoration = styleSheet.tableCellsDecoration as BoxDecoration?;
BoxDecoration? decoration =
styleSheet.tableCellsDecoration as BoxDecoration?;
if (length == 0 || length % 2 == 1) decoration = null;
_tables.single.rows.add(TableRow(
decoration: decoration,
@ -211,7 +231,9 @@ class MarkdownBuilder implements md.NodeVisitor {
// The Markdown parser passes empty table data tags for blank
// table cells. Insert a text node with an empty string in this
// case for the table cell to get properly created.
if (element.tag == 'td' && element.children != null && element.children!.isEmpty) {
if (element.tag == 'td' &&
element.children != null &&
element.children!.isEmpty) {
element.children!.add(md.Text(''));
}
@ -226,7 +248,13 @@ class MarkdownBuilder implements md.NodeVisitor {
}
String? extractTextFromElement(element) {
return element is md.Element && (element.children?.isNotEmpty ?? false) ? element.children!.map((e) => e is md.Text ? e.text : extractTextFromElement(e)).join("") : ((element.attributes?.isNotEmpty ?? false) ? element.attributes["alt"] : "");
return element is md.Element && (element.children?.isNotEmpty ?? false)
? element.children!
.map((e) => e is md.Text ? e.text : extractTextFromElement(e))
.join("")
: ((element.attributes?.isNotEmpty ?? false)
? element.attributes["alt"]
: "");
}
@override
@ -262,7 +290,8 @@ class MarkdownBuilder implements md.NodeVisitor {
Widget? child;
if (_blocks.isNotEmpty && builders.containsKey(_blocks.last.tag)) {
child = builders[_blocks.last.tag!]!.visitText(text, styleSheet.styles[_blocks.last.tag!]);
child = builders[_blocks.last.tag!]!
.visitText(text, styleSheet.styles[_blocks.last.tag!]);
} else if (_blocks.last.tag == 'pre') {
child = Scrollbar(
child: SingleChildScrollView(
@ -274,7 +303,9 @@ class MarkdownBuilder implements md.NodeVisitor {
} else {
child = _buildRichText(
TextSpan(
style: _isInBlockquote ? styleSheet.blockquote!.merge(_inlines.last.style) : _inlines.last.style,
style: _isInBlockquote
? styleSheet.blockquote!.merge(_inlines.last.style)
: _inlines.last.style,
text: _isInBlockquote ? text.text : trimText(text.text),
recognizer: _linkHandlers.isNotEmpty ? _linkHandlers.last : null,
),
@ -298,7 +329,9 @@ class MarkdownBuilder implements md.NodeVisitor {
if (current.children.isNotEmpty) {
child = Column(
crossAxisAlignment: fitContent ? CrossAxisAlignment.start : CrossAxisAlignment.stretch,
crossAxisAlignment: fitContent
? CrossAxisAlignment.start
: CrossAxisAlignment.stretch,
children: current.children,
);
} else {
@ -322,11 +355,19 @@ class MarkdownBuilder implements md.NodeVisitor {
bullet = _buildBullet(_listIndents.last);
}
child = Row(
textBaseline: listItemCrossAxisAlignment == MarkdownListItemCrossAxisAlignment.start ? null : TextBaseline.alphabetic,
crossAxisAlignment: listItemCrossAxisAlignment == MarkdownListItemCrossAxisAlignment.start ? CrossAxisAlignment.start : CrossAxisAlignment.baseline,
textBaseline: listItemCrossAxisAlignment ==
MarkdownListItemCrossAxisAlignment.start
? null
: TextBaseline.alphabetic,
crossAxisAlignment: listItemCrossAxisAlignment ==
MarkdownListItemCrossAxisAlignment.start
? CrossAxisAlignment.start
: CrossAxisAlignment.baseline,
children: <Widget>[
SizedBox(
width: styleSheet.listIndent! + styleSheet.listBulletPadding!.left + styleSheet.listBulletPadding!.right,
width: styleSheet.listIndent! +
styleSheet.listBulletPadding!.left +
styleSheet.listBulletPadding!.right,
child: bullet,
),
Expanded(child: child)
@ -364,7 +405,8 @@ class MarkdownBuilder implements md.NodeVisitor {
final _InlineElement parent = _inlines.last;
if (builders.containsKey(tag)) {
final Widget? child = builders[tag]!.visitElementAfter(element, styleSheet.styles[tag]);
final Widget? child =
builders[tag]!.visitElementAfter(element, styleSheet.styles[tag]);
if (child != null) current.children[0] = child;
} else if (tag == 'img') {
// create an image widget for this image
@ -436,7 +478,8 @@ class MarkdownBuilder implements md.NodeVisitor {
}
if (_linkHandlers.isNotEmpty) {
TapGestureRecognizer recognizer = _linkHandlers.last as TapGestureRecognizer;
TapGestureRecognizer recognizer =
_linkHandlers.last as TapGestureRecognizer;
return GestureDetector(child: child, onTap: recognizer.onTap);
} else {
return child;
@ -464,7 +507,8 @@ class MarkdownBuilder implements md.NodeVisitor {
if (bulletBuilder != null) {
return Padding(
padding: styleSheet.listBulletPadding!,
child: bulletBuilder!(index, isUnordered ? BulletStyle.unorderedList : BulletStyle.orderedList),
child: bulletBuilder!(index,
isUnordered ? BulletStyle.unorderedList : BulletStyle.orderedList),
);
}
@ -553,20 +597,28 @@ class MarkdownBuilder implements md.NodeVisitor {
) {
List<Widget> mergedTexts = <Widget>[];
for (Widget child in children) {
if (mergedTexts.isNotEmpty && mergedTexts.last is RichText && child is RichText) {
if (mergedTexts.isNotEmpty &&
mergedTexts.last is RichText &&
child is RichText) {
RichText previous = mergedTexts.removeLast() as RichText;
TextSpan previousTextSpan = previous.text as TextSpan;
List<TextSpan> children = previousTextSpan.children != null ? List.from(previousTextSpan.children!) : [previousTextSpan];
List<TextSpan> children = previousTextSpan.children != null
? List.from(previousTextSpan.children!)
: [previousTextSpan];
children.add(child.text as TextSpan);
TextSpan? mergedSpan = _mergeSimilarTextSpans(children);
mergedTexts.add(_buildRichText(
mergedSpan,
textAlign: textAlign,
));
} else if (mergedTexts.isNotEmpty && mergedTexts.last is SelectableText && child is SelectableText) {
} else if (mergedTexts.isNotEmpty &&
mergedTexts.last is SelectableText &&
child is SelectableText) {
SelectableText previous = mergedTexts.removeLast() as SelectableText;
TextSpan previousTextSpan = previous.textSpan!;
List<TextSpan> children = previousTextSpan.children != null ? List.from(previousTextSpan.children!) : [previousTextSpan];
List<TextSpan> children = previousTextSpan.children != null
? List.from(previousTextSpan.children!)
: [previousTextSpan];
if (child.textSpan != null) {
children.add(child.textSpan!);
}
@ -629,7 +681,10 @@ class MarkdownBuilder implements md.NodeVisitor {
for (int index = 1; index < textSpans.length; index++) {
TextSpan? nextChild = textSpans[index];
if (nextChild is TextSpan && nextChild.recognizer == mergedSpans.last.recognizer && nextChild.semanticsLabel == mergedSpans.last.semanticsLabel && nextChild.style == mergedSpans.last.style) {
if (nextChild is TextSpan &&
nextChild.recognizer == mergedSpans.last.recognizer &&
nextChild.semanticsLabel == mergedSpans.last.semanticsLabel &&
nextChild.style == mergedSpans.last.style) {
TextSpan previous = mergedSpans.removeLast();
mergedSpans.add(TextSpan(
text: previous.toPlainText() + nextChild.toPlainText(),
@ -644,7 +699,9 @@ class MarkdownBuilder implements md.NodeVisitor {
// When the mergered spans compress into a single TextSpan return just that
// TextSpan, otherwise bundle the set of TextSpans under a single parent.
return mergedSpans.length == 1 ? mergedSpans.first : TextSpan(children: mergedSpans);
return mergedSpans.length == 1
? mergedSpans.first
: TextSpan(children: mergedSpans);
}
Widget _buildRichText(TextSpan? text, {TextAlign? textAlign}) {

30
packages/flutter_markdown/lib/src/widget.dart
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@ -74,7 +74,8 @@ abstract class MarkdownElementBuilder {
/// to [preferredStyle].
///
/// If you needn't build a widget, return null.
Widget? visitElementAfter(md.Element element, TextStyle? preferredStyle) => null;
Widget? visitElementAfter(md.Element element, TextStyle? preferredStyle) =>
null;
}
/// Enum to specify which theme being used when creating [MarkdownStyleSheet]
@ -151,7 +152,8 @@ abstract class MarkdownWidget extends StatefulWidget {
this.bulletBuilder,
this.builders = const {},
this.fitContent = false,
this.listItemCrossAxisAlignment = MarkdownListItemCrossAxisAlignment.baseline,
this.listItemCrossAxisAlignment =
MarkdownListItemCrossAxisAlignment.baseline,
}) : super(key: key);
/// The Markdown to display.
@ -238,7 +240,8 @@ abstract class MarkdownWidget extends StatefulWidget {
_MarkdownWidgetState createState() => _MarkdownWidgetState();
}
class _MarkdownWidgetState extends State<MarkdownWidget> implements MarkdownBuilderDelegate {
class _MarkdownWidgetState extends State<MarkdownWidget>
implements MarkdownBuilderDelegate {
List<Widget>? _children;
final List<GestureRecognizer> _recognizers = <GestureRecognizer>[];
@ -251,7 +254,8 @@ class _MarkdownWidgetState extends State<MarkdownWidget> implements MarkdownBuil
@override
void didUpdateWidget(MarkdownWidget oldWidget) {
super.didUpdateWidget(oldWidget);
if (widget.data != oldWidget.data || widget.styleSheet != oldWidget.styleSheet) {
if (widget.data != oldWidget.data ||
widget.styleSheet != oldWidget.styleSheet) {
_parseMarkdown();
}
}
@ -263,8 +267,10 @@ class _MarkdownWidgetState extends State<MarkdownWidget> implements MarkdownBuil
}
void _parseMarkdown() {
final MarkdownStyleSheet fallbackStyleSheet = kFallbackStyle(context, widget.styleSheetTheme);
final MarkdownStyleSheet styleSheet = fallbackStyleSheet.merge(widget.styleSheet);
final MarkdownStyleSheet fallbackStyleSheet =
kFallbackStyle(context, widget.styleSheetTheme);
final MarkdownStyleSheet styleSheet =
fallbackStyleSheet.merge(widget.styleSheet);
_disposeRecognizers();
@ -300,7 +306,8 @@ class _MarkdownWidgetState extends State<MarkdownWidget> implements MarkdownBuil
void _disposeRecognizers() {
if (_recognizers.isEmpty) return;
final List<GestureRecognizer> localRecognizers = List<GestureRecognizer>.from(_recognizers);
final List<GestureRecognizer> localRecognizers =
List<GestureRecognizer>.from(_recognizers);
_recognizers.clear();
for (GestureRecognizer recognizer in localRecognizers) recognizer.dispose();
}
@ -358,7 +365,8 @@ class MarkdownBody extends MarkdownWidget {
MarkdownCheckboxBuilder? checkboxBuilder,
MarkdownBulletBuilder? bulletBuilder,
Map<String, MarkdownElementBuilder> builders = const {},
MarkdownListItemCrossAxisAlignment listItemCrossAxisAlignment = MarkdownListItemCrossAxisAlignment.baseline,
MarkdownListItemCrossAxisAlignment listItemCrossAxisAlignment =
MarkdownListItemCrossAxisAlignment.baseline,
this.shrinkWrap = true,
this.fitContent = true,
}) : super(
@ -392,7 +400,8 @@ class MarkdownBody extends MarkdownWidget {
if (children!.length == 1) return children.single;
return Column(
mainAxisSize: shrinkWrap ? MainAxisSize.min : MainAxisSize.max,
crossAxisAlignment: fitContent ? CrossAxisAlignment.start : CrossAxisAlignment.stretch,
crossAxisAlignment:
fitContent ? CrossAxisAlignment.start : CrossAxisAlignment.stretch,
children: children,
);
}
@ -426,7 +435,8 @@ class Markdown extends MarkdownWidget {
MarkdownCheckboxBuilder? checkboxBuilder,
MarkdownBulletBuilder? bulletBuilder,
Map<String, MarkdownElementBuilder> builders = const {},
MarkdownListItemCrossAxisAlignment listItemCrossAxisAlignment = MarkdownListItemCrossAxisAlignment.baseline,
MarkdownListItemCrossAxisAlignment listItemCrossAxisAlignment =
MarkdownListItemCrossAxisAlignment.baseline,
this.padding = const EdgeInsets.all(16.0),
this.controller,
this.physics,

3
packages/flutter_markdown/test/custom_syntax_test.dart
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@ -51,7 +51,8 @@ void defineTests() {
);
final RichText textWidget = tester.widget(find.byType(RichText));
final TextSpan span = (textWidget.text as TextSpan).children![1] as TextSpan;
final TextSpan span =
(textWidget.text as TextSpan).children![1] as TextSpan;
expect(span.children, null);
expect(span.recognizer.runtimeType, equals(TapGestureRecognizer));

19
packages/flutter_markdown/test/list_test.dart
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@ -69,7 +69,18 @@ void defineTests() {
);
final Iterable<Widget> widgets = tester.allWidgets;
expectTextStrings(widgets, <String>['1.', 'Item 1', '2.', 'Item 2', '3.', 'Item 3', '10.', 'Item 10', '11.', 'Item 11']);
expectTextStrings(widgets, <String>[
'1.',
'Item 1',
'2.',
'Item 2',
'3.',
'Item 3',
'10.',
'Item 10',
'11.',
'Item 11'
]);
},
);
});
@ -98,7 +109,8 @@ void defineTests() {
testWidgets('custom bullet builder', (WidgetTester tester) async {
final String data = '* Item 1\n* Item 2\n1) Item 3\n2) Item 4';
final MarkdownBulletBuilder builder = (int index, BulletStyle style) => Text('$index ${style == BulletStyle.orderedList ? 'ordered' : 'unordered'}');
final MarkdownBulletBuilder builder = (int index, BulletStyle style) => Text(
'$index ${style == BulletStyle.orderedList ? 'ordered' : 'unordered'}');
await tester.pumpWidget(
boilerplate(
@ -124,7 +136,8 @@ void defineTests() {
'custom checkbox builder',
(WidgetTester tester) async {
const String data = '- [x] Item 1\n- [ ] Item 2';
final MarkdownCheckboxBuilder builder = (bool checked) => Text('$checked');
final MarkdownCheckboxBuilder builder =
(bool checked) => Text('$checked');
await tester.pumpWidget(
boilerplate(

6
packages/flutter_markdown/test/style_sheet_test.dart
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@ -60,7 +60,8 @@ void defineTests() {
// code
expect(style.code!.color, cTheme.textTheme.textStyle.color);
expect(style.code!.fontSize, cTheme.textTheme.textStyle.fontSize! * 0.85);
expect(
style.code!.fontSize, cTheme.textTheme.textStyle.fontSize! * 0.85);
expect(style.code!.fontFamily, 'monospace');
expect(
style.code!.backgroundColor, CupertinoColors.systemGrey6.darkColor);
@ -149,7 +150,8 @@ void defineTests() {
// code
expect(style.code!.color, theme.textTheme.bodyText2!.color);
expect(style.code!.fontSize, theme.textTheme.bodyText2!.fontSize! * 0.85);
expect(
style.code!.fontSize, theme.textTheme.bodyText2!.fontSize! * 0.85);
expect(style.code!.fontFamily, 'monospace');
expect(style.code!.backgroundColor, theme.cardColor);

4
packages/flutter_markdown/test/table_test.dart
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@ -74,8 +74,8 @@ void defineTests() {
);
final Iterable<Widget> widgets = tester.allWidgets;
final RichText richText =
widgets.lastWhere((Widget widget) => widget is RichText) as RichText;
final RichText richText = widgets
.lastWhere((Widget widget) => widget is RichText) as RichText;
expectTextStrings(widgets, <String>['Header', 'italic']);
expect(richText.text.style!.fontStyle, FontStyle.italic);

8
packages/flutter_markdown/test/text_alignment_test.dart
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@ -74,7 +74,8 @@ void defineTests() {
),
);
final RichText text = tester.widgetList(find.byType(RichText)).single as RichText;
final RichText text =
tester.widgetList(find.byType(RichText)).single as RichText;
expect(text.textAlign, TextAlign.justify);
},
);
@ -103,8 +104,9 @@ void defineTests() {
),
);
final SelectableText text =
tester.widgetList(find.byType(SelectableText)).single as SelectableText;
final SelectableText text = tester
.widgetList(find.byType(SelectableText))
.single as SelectableText;
expect(text.textAlign, TextAlign.justify);
},
);

4
packages/flutter_markdown/test/uri_test.dart
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@ -88,8 +88,8 @@ void defineTests() {
);
final Iterable<Widget> widgets = tester.allWidgets;
final SizedBox widget =
widgets.firstWhere((Widget widget) => widget is SizedBox) as SizedBox;
final SizedBox widget = widgets
.firstWhere((Widget widget) => widget is SizedBox) as SizedBox;
expect(widget.runtimeType, SizedBox);
},
);