Siegfried Pammer
12 years ago
8 changed files with 246 additions and 44 deletions
@ -0,0 +1,128 @@
@@ -0,0 +1,128 @@
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// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is 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 copies or
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// 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 IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System; |
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using System.Text; |
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using ICSharpCode.Core; |
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using ICSharpCode.NRefactory; |
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using ICSharpCode.NRefactory.CSharp; |
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using ICSharpCode.NRefactory.CSharp.Refactoring; |
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using ICSharpCode.NRefactory.Editor; |
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using ICSharpCode.NRefactory.TypeSystem; |
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using ICSharpCode.SharpDevelop; |
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using ICSharpCode.SharpDevelop.Editor.CodeCompletion; |
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namespace Debugger.AddIn.Pads.Controls |
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{ |
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static class DebuggerDotCompletion |
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{ |
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public static ICodeCompletionBinding PrepareDotCompletion(string expressionToComplete, StackFrame context) |
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{ |
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var seq = context.NextStatement; |
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var fileName = new FileName(seq.Filename); |
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var lang = SD.LanguageService.GetLanguageByFileName(fileName); |
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var currentLocation = new TextLocation(seq.StartLine, seq.StartColumn); |
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if (lang == null) |
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return null; |
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string content = GeneratePartialClassContextStub(fileName, currentLocation, context); |
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const string caretPoint = "$__Caret_Point__$;"; |
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int caretOffset = content.IndexOf(caretPoint, StringComparison.Ordinal) + expressionToComplete.Length; |
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var doc = new ReadOnlyDocument(content.Replace(caretPoint, expressionToComplete)); |
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return lang.CreateCompletionBinding(fileName, doc.GetLocation(caretOffset), doc.CreateSnapshot()); |
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} |
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static string GeneratePartialClassContextStub(FileName fileName, TextLocation currentLocation, StackFrame context) |
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{ |
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var compilation = SD.ParserService.GetCompilationForFile(fileName); |
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var file = SD.ParserService.GetExistingUnresolvedFile(fileName); |
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if (compilation == null || file == null) |
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return ""; |
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var member = file.GetMember(currentLocation); |
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if (member == null) |
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return ""; |
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var builder = new TypeSystemAstBuilder(); |
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EntityDeclaration decl = builder.ConvertEntity(member.Resolve(new SimpleTypeResolveContext(compilation.MainAssembly))); |
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decl.Name = "__DebuggerStub_" + decl.Name; |
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decl.Modifiers &= (Modifiers.Static); |
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switch (member.SymbolKind) { |
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case SymbolKind.Property: |
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break; |
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case SymbolKind.Indexer: |
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break; |
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case SymbolKind.Event: |
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break; |
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case SymbolKind.Method: |
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GenerateBodyFromContext(builder, context, (MethodDeclaration)decl); |
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break; |
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case SymbolKind.Operator: |
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break; |
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case SymbolKind.Constructor: |
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break; |
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case SymbolKind.Destructor: |
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break; |
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case SymbolKind.Accessor: |
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break; |
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default: |
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throw new ArgumentOutOfRangeException(); |
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} |
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return WrapInType(member.DeclaringTypeDefinition, decl.ToString()); |
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} |
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static void GenerateBodyFromContext(TypeSystemAstBuilder builder, StackFrame context, MethodDeclaration methodDeclaration) |
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{ |
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methodDeclaration.Body = new BlockStatement(); |
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foreach (var v in context.GetLocalVariables()) |
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methodDeclaration.Body.Statements.Add(new VariableDeclarationStatement(builder.ConvertType(v.Type), v.Name)); |
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methodDeclaration.Body.Statements.Add(new ExpressionStatement(new IdentifierExpression("$__Caret_Point__$"))); |
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} |
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static string WrapInType(IUnresolvedTypeDefinition entity, string code) |
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{ |
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if (entity == null) |
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return code; |
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code = WrapInType(entity.DeclaringTypeDefinition, GetHeader(entity) + code + "\r\n}"); |
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if (entity.DeclaringTypeDefinition == null) { |
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return "namespace " + entity.Namespace + " {\r\n" + code + "\r\n}"; |
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} |
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return code; |
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} |
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static string GetHeader(IUnresolvedTypeDefinition entity) |
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{ |
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StringBuilder builder = new StringBuilder(); |
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builder.Append("partial "); |
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switch (entity.Kind) { |
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case TypeKind.Class: |
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builder.Append("class "); |
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break; |
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case TypeKind.Interface: |
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builder.Append("interface "); |
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break; |
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case TypeKind.Struct: |
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builder.Append("struct "); |
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break; |
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default: |
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throw new NotSupportedException(); |
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} |
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builder.Append(entity.Name); |
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builder.AppendLine(" {"); |
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return builder.ToString(); |
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} |
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} |
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} |
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