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Issue 968053004: Allow command-line API to pass in selection to preserve. Fix #194. (Closed) Base URL: https://github.com/dart-lang/dart_style.git@master
Patch Set: Update version Created 5 years, 9 months ago
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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 library dart_style.src.io; 5 library dart_style.src.io;
6 6
7 import 'dart:io'; 7 import 'dart:io';
8 8
9 import 'package:path/path.dart' as p; 9 import 'package:path/path.dart' as p;
10 10
11 import 'dart_formatter.dart'; 11 import 'dart_formatter.dart';
12 import 'formatter_options.dart'; 12 import 'formatter_options.dart';
13 import 'formatter_exception.dart'; 13 import 'formatter_exception.dart';
14 import 'source_code.dart';
14 15
15 /// Runs the formatter on every .dart file in [path] (and its subdirectories), 16 /// Runs the formatter on every .dart file in [path] (and its subdirectories),
16 /// and replaces them with their formatted output. 17 /// and replaces them with their formatted output.
17 /// 18 ///
18 /// Returns `true` if successful or `false` if an error occurred in any of the 19 /// Returns `true` if successful or `false` if an error occurred in any of the
19 /// files. 20 /// files.
20 bool processDirectory(FormatterOptions options, Directory directory) { 21 bool processDirectory(FormatterOptions options, Directory directory) {
21 options.reporter.showDirectory(directory.path); 22 options.reporter.showDirectory(directory.path);
22 23
23 var success = true; 24 var success = true;
(...skipping 16 matching lines...) Expand all
40 41
41 if (!processFile(options, entry, label: relative)) success = false; 42 if (!processFile(options, entry, label: relative)) success = false;
42 } 43 }
43 44
44 return success; 45 return success;
45 } 46 }
46 47
47 /// Runs the formatter on [file]. 48 /// Runs the formatter on [file].
48 /// 49 ///
49 /// Returns `true` if successful or `false` if an error occurred. 50 /// Returns `true` if successful or `false` if an error occurred.
50 bool processFile(FormatterOptions options, File file, 51 bool processFile(FormatterOptions options, File file, {String label}) {
51 {String label}) {
52 if (label == null) label = file.path; 52 if (label == null) label = file.path;
53 53
54 var formatter = new DartFormatter(pageWidth: options.pageWidth); 54 var formatter = new DartFormatter(pageWidth: options.pageWidth);
55 try { 55 try {
56 var source = file.readAsStringSync(); 56 var source = new SourceCode(file.readAsStringSync(), uri: file.path);
57 var output = formatter.format(source, uri: file.path); 57 var output = formatter.formatSource(source);
58 options.reporter.showFile(file, label, output, changed: source != output); 58 options.reporter.showFile(file, label, output,
59 changed: source.text != output.text);
59 return true; 60 return true;
60 } on FormatterException catch (err) { 61 } on FormatterException catch (err) {
61 stderr.writeln(err.message()); 62 stderr.writeln(err.message());
62 } catch (err, stack) { 63 } catch (err, stack) {
63 stderr.writeln('''Hit a bug in the formatter when formatting $label. 64 stderr.writeln('''Hit a bug in the formatter when formatting $label.
64 Please report at: github.com/dart-lang/dart_style/issues 65 Please report at: github.com/dart-lang/dart_style/issues
65 $err 66 $err
66 $stack'''); 67 $stack''');
67 } 68 }
68 69
69 return false; 70 return false;
70 } 71 }
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