115 lines
4.6 KiB
C#
115 lines
4.6 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="ExpPostProcessor.cs"
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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
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 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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);
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FileStream file = File.OpenRead( filePath );
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SyntaxTree syntaxTree = CSharpSyntaxTree.ParseText(
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File.ReadAllText( filePath ) );
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CSharpCompilation compilation = CSharpCompilation.Create(
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"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(
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_interfaceName );
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if( interfaceSymbol == null ) {
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throw new InvalidOperationException(
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$"Interface '{_interfaceName}' not found." );
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}
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SemanticModel semanticModel = compilation.GetSemanticModel(
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syntaxTree );
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SyntaxNode root = syntaxTree.GetRoot();
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IEnumerable<ClassDeclarationSyntax> classDeclarations = root.DescendantNodes(
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)
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.OfType<ClassDeclarationSyntax>()
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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( 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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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",
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factoryMethods.Select(
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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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