106 lines
5.3 KiB
C#
106 lines
5.3 KiB
C#
//-----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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// file="ExpPostProcessor"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// -----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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using Microsoft.CodeAnalysis;
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using Microsoft.CodeAnalysis.CSharp;
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using Microsoft.CodeAnalysis.CSharp.Syntax;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace StgSharp.Script.Express
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{
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public class ExpPostProcessor
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{
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private readonly string _interfaceName /*= typeof( )/**/;
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private readonly string _sourcePath;
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public string Process(string filePath)
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{
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Dictionary<string, string> factoryMethods = new Dictionary<string, string>();
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FileStream file = File.OpenRead(filePath);
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SyntaxTree syntaxTree = CSharpSyntaxTree.ParseText(File.ReadAllText(filePath));
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CSharpCompilation compilation = CSharpCompilation.Create("Analysis")
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.AddSyntaxTrees(syntaxTree)
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.AddReferences(
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MetadataReference.CreateFromFile(
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typeof(object).Assembly.Location));
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INamedTypeSymbol? interfaceSymbol = compilation.GetTypeByMetadataName(_interfaceName);
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if (interfaceSymbol == null) {
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throw new InvalidOperationException($"Interface '{_interfaceName}' not found.");
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}
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SemanticModel semanticModel = compilation.GetSemanticModel(syntaxTree);
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SyntaxNode root = syntaxTree.GetRoot();
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IEnumerable<ClassDeclarationSyntax> classDeclarations = root.DescendantNodes()
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.OfType<ClassDeclarationSyntax>(
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)
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.Where(
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cls => cls.BaseList?.Types.Any(
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t => SymbolEqualityComparer.Default
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.Equals(
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semanticModel.GetTypeInfo(
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t.Type)
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.Type,
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interfaceSymbol)) ??
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false);
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foreach (ClassDeclarationSyntax classDeclaration in classDeclarations)
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{
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string className = classDeclaration.Identifier.Text;
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IMethodSymbol? factoryMethod = interfaceSymbol.GetMembers()
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.OfType<IMethodSymbol>()
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.FirstOrDefault(
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m => m.IsStatic && m.Name == "CreateInstance");
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if (factoryMethod != null) {
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factoryMethods[className] = $"() => {interfaceSymbol.Name}.CreateInstance()";
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}
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}
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string code = "var factoryMethods = new Dictionary<string, Func<object>>\n{\n";
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code += string.Join(
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",\n", factoryMethods.Select(kvp => $" {{ \"{kvp.Key}\", {kvp.Value} }}"));
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code += "\n};";
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return code;
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}
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}
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}
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