hatter/prettyjson.dart
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update prettyjson.dart

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Hatter Jiang
2019-11-18 00:44:19 +08:00
parent 9c51ed4f2b
commit d013eda45c
1 changed files with 8 additions and 5 deletions
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13
prettyjson.dart
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@@ -3,15 +3,11 @@ import 'dart:io';
import 'package:args/args.dart'; import 'package:args/args.dart';
main(List<String> args) async { main(List<String> args) async {
final parser = new ArgParser(); final parseResult = parseArgs(args);
parser.addFlag('help', abbr: 'h', defaultsTo: false, help: 'Help');
final parseResult = parser.parse(args);
if (parseResult['help']) { if (parseResult['help']) {
print('Print help message for prettyjson.dart'); print('Print help message for prettyjson.dart');
return; return;
} }
final restArgs = parseResult.rest; final restArgs = parseResult.rest;
final jsonContent = await readContent(restArgs); final jsonContent = await readContent(restArgs);
@@ -20,6 +16,13 @@ main(List<String> args) async {
print(encoder.convert(jsonDecoded)); print(encoder.convert(jsonDecoded));
} }
ArgResults parseArgs(List<String> args) {
final parser = new ArgParser();
parser.addFlag('help', abbr: 'h', defaultsTo: false, help: 'Help');
return parser.parse(args);
}
Future<String> readContent(List<String> args) async { Future<String> readContent(List<String> args) async {
if (args.length == 0) { if (args.length == 0) {
return readFromStdin(); return readFromStdin();