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use the terminal width for the line length #2333

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merged 1 commit into from
Sep 4, 2020
Merged

use the terminal width for the line length #2333

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8 changes: 5 additions & 3 deletions lib/src/dartdoc_options.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@
library dartdoc.dartdoc_options;

import 'dart:async';
import 'dart:io' show Platform;
import 'dart:io' show Platform, stdout;

import 'package:analyzer/dart/element/element.dart';
import 'package:analyzer/file_system/file_system.dart';
Expand All @@ -39,6 +39,8 @@ const int _kIntVal = 0;
const double _kDoubleVal = 0.0;
const bool _kBoolVal = true;

int get _usageLineLength => stdout.hasTerminal ? stdout.terminalColumns : null;

typedef ConvertYamlToType<T> = T Function(YamlMap, String, ResourceProvider);

class DartdocOptionError extends DartdocFailure {
Expand Down Expand Up @@ -555,7 +557,7 @@ abstract class DartdocOption<T> {
Map<String, _YamlFileData> get _yamlAtCanonicalPathCache =>
root.__yamlAtCanonicalPathCache;

final ArgParser __argParser = ArgParser(usageLineLength: 80);
final ArgParser __argParser = ArgParser(usageLineLength: _usageLineLength);

ArgParser get argParser => root.__argParser;

Expand Down Expand Up @@ -1546,7 +1548,7 @@ Future<List<DartdocOption<Object>>> createDartdocOptions(
'dart.html',
'dart.indexed_db',
'dart.io',
'dart.lisolate',
'dart.isolate',
'dart.js',
'dart.js_util',
'dart.math',
Expand Down