src/Features/DiagnosticsTestUtilities/Diagnostics/ParenthesesOptionsProvider.cs - main - githubmirror/roslyn

src/Features/DiagnosticsTestUtilities/Diagnostics/ParenthesesOptionsProvider.cs
108 строк4 KB
Cyrus Najmabadi
Use implicit object creation expressions
13 сен 2025, 01:48
13 сен 2025, 01:484c6a36a
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

#nullable disable

using System.Collections.Generic;
using System.Linq;
using Microsoft.CodeAnalysis.CodeStyle;
using Microsoft.CodeAnalysis.Options;
using Roslyn.Utilities;

namespace Microsoft.CodeAnalysis.Editor.UnitTests.CodeActions;

public sealed class ParenthesesOptionsProvider
{
    private readonly string _language;
    public ParenthesesOptionsProvider(string language)
    {
        _language = language;
    }

    private static readonly CodeStyleOption2<ParenthesesPreference> IgnorePreference =
        new(ParenthesesPreference.AlwaysForClarity, NotificationOption2.None);

    private static readonly CodeStyleOption2<ParenthesesPreference> RequireForPrecedenceClarityPreference =
        new(ParenthesesPreference.AlwaysForClarity, NotificationOption2.Suggestion);

    private static readonly CodeStyleOption2<ParenthesesPreference> RemoveIfUnnecessaryPreference =
        new(ParenthesesPreference.NeverIfUnnecessary, NotificationOption2.Suggestion);

    private static IEnumerable<PerLanguageOption2<CodeStyleOption2<ParenthesesPreference>>> GetAllExceptOtherParenthesesOptions()
    {
        yield return CodeStyleOptions2.ArithmeticBinaryParentheses;
        yield return CodeStyleOptions2.RelationalBinaryParentheses;
        yield return CodeStyleOptions2.OtherBinaryParentheses;
    }

    internal OptionsCollection RequireArithmeticBinaryParenthesesForClarity
        => GetSingleRequireOption(CodeStyleOptions2.ArithmeticBinaryParentheses);

    internal OptionsCollection RequireRelationalBinaryParenthesesForClarity
        => GetSingleRequireOption(CodeStyleOptions2.RelationalBinaryParentheses);

    internal OptionsCollection RequireOtherBinaryParenthesesForClarity
        => GetSingleRequireOption(CodeStyleOptions2.OtherBinaryParentheses);

    private static IEnumerable<PerLanguageOption2<CodeStyleOption2<ParenthesesPreference>>> GetAllParenthesesOptions()
        => GetAllExceptOtherParenthesesOptions().Concat(CodeStyleOptions2.OtherParentheses);

    internal OptionsCollection IgnoreAllParentheses
    {
        get
        {
            var optionsCollection = new OptionsCollection(_language);
            foreach (var option in GetAllParenthesesOptions())
            {
                optionsCollection.Add(option, IgnorePreference);
            }

            return optionsCollection;
        }
    }

    internal OptionsCollection RemoveAllUnnecessaryParentheses
    {
        get
        {
            var optionsCollection = new OptionsCollection(_language);
            foreach (var option in GetAllParenthesesOptions())
            {
                optionsCollection.Add(option, RemoveIfUnnecessaryPreference);
            }

            return optionsCollection;
        }
    }

    internal OptionsCollection RequireAllParenthesesForClarity
    {
        get
        {
            var optionsCollection = new OptionsCollection(_language);
            foreach (var option in GetAllExceptOtherParenthesesOptions())
            {
                optionsCollection.Add(option, RequireForPrecedenceClarityPreference);
            }

            optionsCollection.Add(CodeStyleOptions2.OtherParentheses, RemoveIfUnnecessaryPreference);
            return optionsCollection;
        }
    }

    private OptionsCollection GetSingleRequireOption(PerLanguageOption2<CodeStyleOption2<ParenthesesPreference>> option)
    {
        var optionsCollection = new OptionsCollection(_language);
        foreach (var o in GetAllParenthesesOptions())
        {
            if (o != option)
            {
                optionsCollection.Add(o, RemoveIfUnnecessaryPreference);
            }
        }

        optionsCollection.Add(option, RequireForPrecedenceClarityPreference);
        return optionsCollection;
    }
}