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[analyzer] use preferred quote-style when generating imports
Bug #49559 Change-Id: Ib77ea67bb1ea15bfabb1c717cfb5abf13fd6d3cb Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/259720 Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Commit-Queue: Brian Wilkerson <brianwilkerson@google.com>
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@ -2,6 +2,8 @@
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'package:analyzer/dart/ast/ast.dart';
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/// A set of options related to coding style that apply to the code within a
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/// single analysis context.
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///
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@ -14,6 +16,10 @@ abstract class CodeStyleOptions {
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/// Return `true` if local variables should be `final` whenever possible.
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bool get makeLocalsFinal;
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/// Return the preferred quote based on the enabled lints,otherwise a single
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/// quote.
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String get preferredQuoteForStrings;
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/// Return `true` if constructors should be sorted first, before other
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/// class members.
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bool get sortConstructorsFirst;
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@ -25,4 +31,8 @@ abstract class CodeStyleOptions {
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/// Return `true` if URIs should be "relative", meaning without a scheme,
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/// whenever possible.
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bool get useRelativeUris;
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/// Return the preferred quote based on the enabled lints, otherwise based
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/// on the first directive, otherwise a single quote.
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String preferredQuoteForUris(List<ImportDirective> directives);
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}
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@ -4,6 +4,8 @@
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import 'package:analyzer/dart/analysis/analysis_options.dart';
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import 'package:analyzer/dart/analysis/code_style_options.dart';
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import 'package:analyzer/dart/ast/ast.dart';
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import 'package:collection/collection.dart';
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/// The concrete implementation of [CodeStyleOptions].
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class CodeStyleOptionsImpl implements CodeStyleOptions {
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@ -22,12 +24,34 @@ class CodeStyleOptionsImpl implements CodeStyleOptions {
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@override
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bool get makeLocalsFinal => _isLintEnabled('prefer_final_locals');
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@override
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String get preferredQuoteForStrings => _lintQuote() ?? "'";
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@override
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bool get sortConstructorsFirst => _isLintEnabled('sort_constructors_first');
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@override
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bool get useRelativeUris => _isLintEnabled('prefer_relative_imports');
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@override
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String preferredQuoteForUris(List<ImportDirective> directives) {
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var lintQuote = _lintQuote();
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if (lintQuote != null) {
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return lintQuote;
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}
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var uri = directives.firstOrNull?.uri;
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var doubleQuote = uri is SimpleStringLiteral &&
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uri.literal.value().toString().startsWith('"');
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return doubleQuote ? '"' : "'";
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}
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/// Return `true` if the lint with the given [name] is enabled.
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bool _isLintEnabled(String name) => options.isLintEnabled(name);
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/// Return the preferred lint quote, otherwise `null`.
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String? _lintQuote() => _isLintEnabled("prefer_single_quotes")
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? "'"
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: _isLintEnabled("prefer_double_quotes")
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? '"'
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: null;
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}
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@ -1600,10 +1600,11 @@ class DartFileEditBuilderImpl extends FileEditBuilderImpl
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var importList = imports.toList();
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importList.sort((a, b) => a.uriText.compareTo(b.uriText));
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var quote = codeStyleOptions.preferredQuoteForUris(importDirectives);
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void writeImport(EditBuilder builder, _LibraryToImport import) {
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builder.write("import '");
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builder.write('import $quote');
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builder.write(import.uriText);
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builder.write("'");
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builder.write(quote);
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var prefix = import.prefix;
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if (prefix != null) {
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builder.write(' as ');
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@ -20,6 +20,7 @@ dependencies:
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dev_dependencies:
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analyzer_utilities: any
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lints: any
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linter: any
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meta: any
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path: any
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test_reflective_loader: any
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@ -15,6 +15,7 @@ import 'package:analyzer/src/test_utilities/package_config_file_builder.dart';
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import 'package:analyzer_plugin/protocol/protocol_common.dart';
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import 'package:analyzer_plugin/src/utilities/change_builder/change_builder_dart.dart'
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show DartLinkedEditBuilderImpl;
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import 'package:linter/src/rules.dart';
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import 'package:test/test.dart';
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import 'package:test_reflective_loader/test_reflective_loader.dart';
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@ -2088,6 +2089,43 @@ import 'package:foo/foo.dart';
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);
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}
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Future<void> test_default_quote() async {
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await _assertImportLibrary(
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initialCode: '''
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''',
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uriList: ['dart:aaa'],
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expectedCode: '''
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import 'dart:aaa';
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''',
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);
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}
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Future<void> test_directive_double_quote() async {
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await _assertImportLibrary(
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initialCode: '''
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import "dart:bbb";
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''',
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uriList: ['dart:aaa'],
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expectedCode: '''
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import "dart:aaa";
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import "dart:bbb";
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''',
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);
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}
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Future<void> test_directive_single_quote() async {
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await _assertImportLibrary(
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initialCode: '''
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import 'dart:bbb';
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''',
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uriList: ['dart:aaa'],
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expectedCode: '''
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import 'dart:aaa';
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import 'dart:bbb';
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''',
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);
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}
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Future<void> test_multiple_dart_then_package() async {
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await _assertImportLibrary(
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initialCode: '''
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@ -2395,6 +2433,36 @@ import 'foo.dart';
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);
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}
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Future<void> test_prefer_double_quotes() async {
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registerLintRules();
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writeTestPackageAnalysisOptionsFile(lints: ['prefer_double_quotes']);
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await _assertImportLibrary(
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initialCode: '''
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import 'dart:bbb';
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''',
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uriList: ['dart:aaa'],
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expectedCode: '''
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import "dart:aaa";
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import 'dart:bbb';
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''',
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);
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}
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Future<void> test_prefer_single_quotes() async {
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registerLintRules();
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writeTestPackageAnalysisOptionsFile(lints: ['prefer_single_quotes']);
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await _assertImportLibrary(
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initialCode: '''
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import "dart:bbb";
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''',
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uriList: ['dart:aaa'],
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expectedCode: '''
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import 'dart:aaa';
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import "dart:bbb";
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''',
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);
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}
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Future<void> test_relative_afterDart() async {
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await _assertImportLibrary(
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initialCode: '''
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@ -126,6 +126,25 @@ class AbstractContextTest with ResourceProviderMixin {
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newFile(path, config.toContent(toUriStr: toUriStr));
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}
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/// Write an analysis options file based on the given arguments.
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/// TODO(asashour) Use AnalysisOptionsFileConfig
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void writeTestPackageAnalysisOptionsFile({
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List<String>? lints,
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}) {
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var buffer = StringBuffer();
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if (lints != null) {
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buffer.writeln('linter:');
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buffer.writeln(' rules:');
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for (var lint in lints) {
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buffer.writeln(' - $lint');
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}
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}
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print(buffer);
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newFile('$testPackageRootPath/analysis_options.yaml', buffer.toString());
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}
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void writeTestPackageConfig({
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PackageConfigFileBuilder? config,
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String? languageVersion,
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