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Started placeholders for analyzers

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RogueException
2017-01-29 23:16:06 -04:00
parent b00b69234f
commit c9b8ed992c
2 changed files with 87 additions and 0 deletions
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55
src/Discord.Net.Analyzers/ConfigureAwaitAnalyzer.cs Normal file
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using System;
using System.Collections.Immutable;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.Diagnostics;
namespace RegexAnalyzer
{
[DiagnosticAnalyzer(LanguageNames.CSharp)]
public class ConfigureAwaitAnalyzer : DiagnosticAnalyzer
{
public const string DiagnosticId = "ConfigureAwait";
internal const string Title = "ConfigureAwait was not specified";
internal const string MessageFormat = "ConfigureAwait error {0}";
internal const string Description = "ConfigureAwait(false) should be used.";
internal const string Category = "Usage";
internal static DiagnosticDescriptor Rule =
new DiagnosticDescriptor(DiagnosticId, Title, MessageFormat,
Category, DiagnosticSeverity.Error, isEnabledByDefault: true, description: Description);
public override ImmutableArray<DiagnosticDescriptor> SupportedDiagnostics => ImmutableArray.Create(Rule);
public override void Initialize(AnalysisContext context)
{
context.RegisterSyntaxNodeAction(AnalyzeNode, SyntaxKind.InvocationExpression);
}
private void AnalyzeNode(SyntaxNodeAnalysisContext context)
{
/*var invocationExpr = (InvocationExpressionSyntax)context.Node;
var memberAccessExpr = invocationExpr.Expression as MemberAccessExpressionSyntax;
if (memberAccessExpr?.Name.ToString() != "Match") return;
var memberSymbol = context.SemanticModel.GetSymbolInfo(memberAccessExpr).Symbol as IMethodSymbol;
if (!memberSymbol?.ToString().StartsWith("System.Text.RegularExpressions.Regex.Match") ?? true) return;
var argumentList = invocationExpr.ArgumentList as ArgumentListSyntax;
if ((argumentList?.Arguments.Count ?? 0) < 2) return;
var regexLiteral = argumentList.Arguments[1].Expression as LiteralExpressionSyntax;
if (regexLiteral == null) return;
var regexOpt = context.SemanticModel.GetConstantValue(regexLiteral);
if (!regexOpt.HasValue) return;
var regex = regexOpt.Value as string;
if (regex == null) return;
try
{
System.Text.RegularExpressions.Regex.Match("", regex);
}
catch (ArgumentException e)
{
var diagnostic = Diagnostic.Create(Rule, regexLiteral.GetLocation(), e.Message);
context.ReportDiagnostic(diagnostic);
}*/
}
}
}

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src/Discord.Net.Analyzers/Discord.Net.Analyzers.csproj Normal file
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<Project ToolsVersion="15.0" Sdk="Microsoft.NET.Sdk" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<VersionPrefix>1.0.0</VersionPrefix>
<VersionSuffix Condition="'$(BuildNumber)' == ''">rc-dev</VersionSuffix>
<VersionSuffix Condition="'$(BuildNumber)' != ''">rc-$(BuildNumber)</VersionSuffix>
<TargetFrameworks>netstandard1.3</TargetFrameworks>
<AssemblyName>Discord.Net.Analyzers</AssemblyName>
<Authors>RogueException</Authors>
<Description>A Discord.Net extension adding compile-time analysis.</Description>
<PackageTags>discord;discordapp</PackageTags>
<PackageProjectUrl>https://github.com/RogueException/Discord.Net</PackageProjectUrl>
<PackageLicenseUrl>http://opensource.org/licenses/MIT</PackageLicenseUrl>
<RepositoryType>git</RepositoryType>
<RepositoryUrl>git://github.com/RogueException/Discord.Net</RepositoryUrl>
<RootNamespace>Discord.Analyzers</RootNamespace>
<PackageTargetFallback>portable-net45+win81</PackageTargetFallback>
<DisableImplicitFrameworkReferences>true</DisableImplicitFrameworkReferences>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\Discord.Net.Core\Discord.Net.Core.csproj" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Microsoft.CodeAnalysis" Version="2.0.0-rc2">
<PrivateAssets>all</PrivateAssets>
</PackageReference>
</ItemGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
<NoWarn>$(NoWarn);CS1573;CS1591</NoWarn>
<WarningsAsErrors>true</WarningsAsErrors>
<GenerateDocumentationFile>true</GenerateDocumentationFile>
</PropertyGroup>
</Project>