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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| import 'package:rfw/formats.dart'; | ||
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| void main() { | ||
| print(visitDynamicList( | ||
| ["hello", "world", "welcome to the crazy world wahahahah"])); | ||
| return; | ||
| const call = ConstructorCall('Container', { | ||
| 'color': 0xFFF44336, | ||
| 'child': ConstructorCall('Text', { | ||
| 'text': | ||
| "'hello world, welcome to the crazy world wahahahahhahahafdafasdfsda!!'", | ||
| 'list': ["hello", "world", "welcome to the crazy world wahahahah"] | ||
| }) | ||
| }); | ||
| final result = visitConstructorCall(call); | ||
| print(result); | ||
| } | ||
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| String indent = ' '; | ||
| String visitConstructorCall(ConstructorCall call) { | ||
| // map的内容，决定了ConstructorCall是单行还是多行，规则： | ||
| // 先简单一点来，假设这个ConstructorCall是最顶级的，也就是前面没有内容了; 所有值都是int/double/bool/String | ||
| StringBuffer buffer = StringBuffer(); | ||
|
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| // 添加参数 | ||
| List<String> arguments = []; | ||
| call.arguments.forEach((key, value) { | ||
| // if (value == null) { | ||
| // return; | ||
| // } | ||
| StringBuffer argumentsBuffer = StringBuffer(); | ||
| String keyString = '$key: '; | ||
| argumentsBuffer.write(keyString); | ||
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| final lineString = visitObject(value); | ||
| bool overLineLimit = checkOverLineLimit([keyString, lineString]); | ||
| if (overLineLimit) { | ||
| List<String> lines = lineString.split('\n'); | ||
| lines = [lines[0], ...lines.sublist(1).map((e) => '$indent$e')]; | ||
| argumentsBuffer.write(lines.join('\n')); | ||
| } else { | ||
| argumentsBuffer.write(lineString); | ||
| } | ||
| arguments.add(argumentsBuffer.toString()); | ||
| }); | ||
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| String left = '${call.name}('; | ||
| String right = ')'; | ||
| bool overLineLimit = checkOverLineLimit([left, arguments.join(', '), right]); | ||
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| buffer.write(left); | ||
| if (overLineLimit) { | ||
| buffer.write('\n'); | ||
| for (var e in arguments) { | ||
| buffer.write('$indent$e,\n'); | ||
| } | ||
| } else { | ||
| buffer.write(arguments.join(', ')); | ||
| } | ||
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| buffer.write(right); | ||
| return buffer.toString(); | ||
| } | ||
|
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| bool isSingleLine(String value) => !value.contains('\n'); | ||
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| bool checkOverLineLimit(List<String> value, {int limit = 80}) { | ||
| return value.any((e) => e.contains('\n')) || value.join('').length > limit; | ||
| } | ||
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| String visitObject(Object? value) { | ||
| if (value == null) { | ||
| return 'null'; | ||
| } else if (value is ConstructorCall) { | ||
| return visitConstructorCall(value); | ||
| } else if (value is DynamicList) { | ||
| return visitDynamicList(value); | ||
| } else if (value is String) { | ||
| return '"$value"'; | ||
| } | ||
| return '$value'; | ||
| } | ||
|
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| String visitDynamicList(DynamicList list) { | ||
| List<String> arguments = []; | ||
|
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| for (var e in list) { | ||
| StringBuffer argumentsBuffer = StringBuffer(); | ||
| final lineString = visitObject(e); | ||
| if (checkOverLineLimit([lineString])) { | ||
| // argumentsBuffer.write('\n'); | ||
|
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| List<String> lines = lineString.split('\n'); | ||
| lines = lines.map((e) => '$indent$e').toList(); | ||
|
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| argumentsBuffer.write(lines.join('\n')); | ||
| } else { | ||
| argumentsBuffer.write(lineString); | ||
| } | ||
| arguments.add(argumentsBuffer.toString()); | ||
| } | ||
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| StringBuffer buffer = StringBuffer(); | ||
| String left = '['; | ||
| String right = ']'; | ||
| bool overLineLimit = checkOverLineLimit([left, arguments.join(', '), right]); | ||
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| buffer.write(left); | ||
| if (overLineLimit) { | ||
| buffer.write('\n'); | ||
| buffer.write(arguments.map((e) => '$indent$e').join(',\n')); | ||
| // for (var e in arguments) { | ||
| // buffer.write('$indent$e,\n'); | ||
| // } | ||
| } else { | ||
| buffer.write(arguments.join(', ')); | ||
| } | ||
|
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||
| buffer.write(right); | ||
| return buffer.toString(); | ||
| } |
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