2 // Microsoft.VisualBasic.VBCodeGenerator.cs
\r
5 // Andreas Nahr (ClassDevelopment@A-SoftTech.com)
\r
6 // (partially based on CSharpCodeGenerator)
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7 // Jochen Wezel (jwezel@compumaster.de)
\r
9 // (C) 2003 Andreas Nahr
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10 // (C) 2003 Jochen Wezel (http://www.compumaster.de)
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13 // 2003-11-06 JW: some corrections regarding missing spaces in generated code (e. g. "Property ")
\r
14 // 2003-11-06 JW: QuoteSnippetString implemented
\r
15 // 2003-11-08 JW: automatically add Microsoft.VisualBasic
\r
16 // 2003-11-12 JW: some corrections to allow correct compilation
\r
17 // 2003-11-28 JW: implementing code differences into current build of this file
\r
18 // 2003-12-10 JW: added "String." for the ChrW method because mbas doesn't support it without the String currently / TODO: remove it ASAP!
23 using System.Text.RegularExpressions;
\r
24 using System.CodeDom;
\r
25 using System.CodeDom.Compiler;
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27 using System.Reflection;
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28 using System.Collections;
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30 namespace Microsoft.VisualBasic
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32 internal class VBCodeGenerator : CodeGenerator
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34 private string[] Keywords = new string[] {
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35 "AddHandler", "AddressOf", "Alias", "And",
\r
36 "AndAlso", "Ansi", "As", "Assembly",
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37 "Auto", "Boolean", "ByRef", "Byte",
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38 "ByVal", "Call", "Case", "Catch",
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39 "CBool", "CByte", "CChar", "CDate",
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40 "CDec", "CDbl", "Char", "CInt",
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41 "Class", "CLng", "CObj", "Const",
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42 "CShort", "CSng", "CStr", "CType",
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43 "Date", "Decimal", "Declare", "Default",
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44 "Delegate", "Dim", "DirectCast", "Do",
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45 "Double", "Each", "Else", "ElseIf",
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46 "End", "Enum", "Erase", "Error",
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47 "Event", "Exit", "False", "Finally",
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48 "For", "Friend", "Function", "Get",
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49 "GetType", "GoSub", "GoTo", "Handles",
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50 "If", "Implements", "Imports", "In",
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51 "Inherits", "Integer", "Interface", "Is",
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52 "Let", "Lib", "Like", "Long",
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53 "Loop", "Me", "Mod", "Module",
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54 "MustInherit", "MustOverride", "MyBase", "MyClass",
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55 "Namespace", "New", "Next", "Not",
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56 "Nothing", "NotInheritable", "NotOverridable", "Object",
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57 "On", "Option", "Optional", "Or",
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58 "OrElse", "Overloads", "Overridable", "Overrides",
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59 "ParamArray", "Preserve", "Private", "Property",
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60 "Protected", "Public", "RaiseEvent", "ReadOnly",
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61 "ReDim", "REM", "RemoveHandler", "Resume",
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62 "Return", "Select", "Set", "Shadows",
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63 "Shared", "Short", "Single", "Static",
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64 "Step", "Stop", "String", "Structure",
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65 "Sub", "SyncLock", "Then", "Throw",
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66 "To", "True", "Try", "TypeOf",
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67 "Unicode", "Until", "Variant", "When",
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68 "While", "With", "WithEvents", "WriteOnly",
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72 public VBCodeGenerator()
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76 protected override string NullToken {
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82 protected override void GenerateArrayCreateExpression (CodeArrayCreateExpression expression)
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84 TextWriter output = Output;
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86 output.Write ("New ");
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88 CodeExpressionCollection initializers = expression.Initializers;
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89 CodeTypeReference createType = expression.CreateType;
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91 if (initializers.Count > 0) {
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93 OutputType (createType);
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95 output.WriteLine (" {");
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97 OutputExpressionList (initializers, true);
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103 CodeTypeReference arrayType = createType.ArrayElementType;
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104 while (arrayType != null)
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106 createType = arrayType;
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107 arrayType = arrayType.ArrayElementType;
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110 OutputType (createType);
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112 output.Write ('(');
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114 CodeExpression size = expression.SizeExpression;
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116 GenerateExpression (size);
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118 output.Write (expression.Size);
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120 output.Write (')');
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124 protected override void GenerateBaseReferenceExpression (CodeBaseReferenceExpression expression)
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126 Output.Write ("MyBase");
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129 protected override void GenerateCastExpression (CodeCastExpression expression)
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131 TextWriter output = Output;
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132 // ENHANCE: Use a DirectCast if it is known that expression.Expression is no Value-Type
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133 output.Write ("CType(");
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134 GenerateExpression (expression.Expression);
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135 output.Write (", ");
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136 OutputType (expression.TargetType);
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137 output.Write (")");
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140 private bool AsBool(object datavalue)
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142 return datavalue != null && datavalue is bool && (bool)datavalue;
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145 private string OnOff(bool datavalue)
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147 return datavalue?"On":"Off";
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150 protected override void GenerateCompileUnitStart (CodeCompileUnit compileUnit)
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152 GenerateComment (new CodeComment ("------------------------------------------------------------------------------"));
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153 GenerateComment (new CodeComment (" <autogenerated>"));
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154 GenerateComment (new CodeComment (" This code was generated by a tool."));
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155 GenerateComment (new CodeComment (" Mono Runtime Version: " + System.Environment.Version));
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156 GenerateComment (new CodeComment (""));
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157 GenerateComment (new CodeComment (" Changes to this file may cause incorrect behavior and will be lost if "));
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158 GenerateComment (new CodeComment (" the code is regenerated."));
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159 GenerateComment (new CodeComment (" </autogenerated>"));
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160 GenerateComment (new CodeComment ("------------------------------------------------------------------------------"));
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161 Output.WriteLine ();
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162 Output.WriteLine("Option Explicit {0}",OnOff(AsBool(compileUnit.UserData["RequireVariableDeclaration"])));
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163 Output.WriteLine("Option Strict {0}",OnOff(!AsBool(compileUnit.UserData["AllowLateBound"])));
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164 Output.WriteLine ();
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167 protected override void GenerateDelegateCreateExpression (CodeDelegateCreateExpression expression)
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169 TextWriter output = Output;
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171 output.Write ("AddressOf ");
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173 CodeExpression targetObject = expression.TargetObject;
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174 if (targetObject != null) {
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175 GenerateExpression (targetObject);
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176 Output.Write ('.');
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178 output.Write (expression.MethodName);
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181 protected override void GenerateFieldReferenceExpression (CodeFieldReferenceExpression expression)
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183 CodeExpression targetObject = expression.TargetObject;
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184 if (targetObject != null) {
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185 GenerateExpression (targetObject);
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186 Output.Write ('.');
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188 Output.Write (expression.FieldName);
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191 protected override void GenerateArgumentReferenceExpression (CodeArgumentReferenceExpression expression)
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193 Output.Write (expression.ParameterName);
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196 protected override void GenerateVariableReferenceExpression (CodeVariableReferenceExpression expression)
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198 Output.Write (expression.VariableName);
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201 protected override void GenerateIndexerExpression (CodeIndexerExpression expression)
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203 TextWriter output = Output;
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205 GenerateExpression (expression.TargetObject);
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206 output.Write ('(');
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207 OutputExpressionList (expression.Indices);
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208 output.Write (')');
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211 protected override void GenerateArrayIndexerExpression (CodeArrayIndexerExpression expression)
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213 TextWriter output = Output;
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215 GenerateExpression (expression.TargetObject);
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216 output.Write (".Item(");
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217 OutputExpressionList (expression.Indices);
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218 output.Write (')');
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221 protected override void GenerateSnippetExpression (CodeSnippetExpression expression)
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223 Output.Write (expression.Value);
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226 protected override void GenerateMethodInvokeExpression (CodeMethodInvokeExpression expression)
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228 TextWriter output = Output;
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230 GenerateMethodReferenceExpression (expression.Method);
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232 output.Write ('(');
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233 OutputExpressionList (expression.Parameters);
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234 output.Write (')');
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237 protected override void GenerateMethodReferenceExpression (CodeMethodReferenceExpression expression)
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239 GenerateExpression (expression.TargetObject);
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240 Output.Write ('.');
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241 Output.Write (expression.MethodName);
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244 protected override void GenerateEventReferenceExpression (CodeEventReferenceExpression expression)
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246 GenerateExpression (expression.TargetObject);
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247 Output.Write ('.');
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248 Output.Write (expression.EventName);
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251 protected override void GenerateDelegateInvokeExpression (CodeDelegateInvokeExpression expression)
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253 Output.Write ("RaiseEvent ");
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254 GenerateExpression (expression.TargetObject);
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255 Output.Write ('(');
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256 OutputExpressionList (expression.Parameters);
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257 Output.WriteLine (')');
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260 protected override void GenerateObjectCreateExpression (CodeObjectCreateExpression expression)
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262 Output.Write( "New " );
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263 OutputType (expression.CreateType);
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264 Output.Write ('(');
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265 OutputExpressionList (expression.Parameters);
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266 Output.Write (')');
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269 protected override void GenerateParameterDeclarationExpression (CodeParameterDeclarationExpression e)
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271 if (e.CustomAttributes != null && e.CustomAttributes.Count > 0)
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272 OutputAttributeDeclarations (e.CustomAttributes);
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273 OutputDirection (e.Direction);
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274 OutputTypeNamePair (e.Type, e.Name);
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277 protected override void GeneratePrimitiveExpression (CodePrimitiveExpression e)
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279 TextWriter output = Output;
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281 if (e.Value == null) {
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282 output.Write (NullToken);
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286 Type type = e.Value.GetType ();
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287 if (type == typeof (bool)) {
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289 output.Write ("True");
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291 output.Write ("False");
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293 else if (type == typeof (char)) {
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294 output.Write ("\"" + e.Value.ToString () + "\"c");
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296 else if (type == typeof (string)) {
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297 output.Write (QuoteSnippetString ((string) e.Value));
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299 else if (type == typeof (byte) || type == typeof (sbyte) || type == typeof (short) ||
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300 type == typeof (int) || type == typeof (long) || type == typeof (float) ||
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301 type == typeof (double) || type == typeof (decimal)) {
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302 output.Write (e.Value.ToString ());
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305 throw new ArgumentException ("Value type (" + type + ") is not a primitive type");
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309 protected override void GeneratePropertyReferenceExpression (CodePropertyReferenceExpression expression)
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311 GenerateMemberReferenceExpression (expression.TargetObject, expression.PropertyName);
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314 protected override void GeneratePropertySetValueReferenceExpression (CodePropertySetValueReferenceExpression expression)
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316 Output.Write ("Value");
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319 protected override void GenerateThisReferenceExpression (CodeThisReferenceExpression expression)
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321 Output.Write ("Me");
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324 protected override void GenerateExpressionStatement (CodeExpressionStatement statement)
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326 GenerateExpression (statement.Expression);
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327 Output.WriteLine (); //start new line
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330 protected override void GenerateIterationStatement (CodeIterationStatement statement)
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332 TextWriter output = Output;
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334 GenerateStatement (statement.InitStatement);
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335 output.Write ("Do While ");
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336 GenerateExpression (statement.TestExpression);
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337 output.WriteLine ();
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338 GenerateStatements (statement.Statements);
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339 GenerateStatement (statement.IncrementStatement);
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340 output.WriteLine ("Loop");
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343 protected override void GenerateThrowExceptionStatement (CodeThrowExceptionStatement statement)
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345 Output.Write ("Throw ");
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346 GenerateExpression (statement.ToThrow);
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349 protected override void GenerateComment (CodeComment comment)
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351 TextWriter output = Output;
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353 if (comment.DocComment)
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354 output.Write ("''' ");
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356 output.Write ("' ");
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358 output.WriteLine (comment.Text);
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361 protected override void GenerateMethodReturnStatement (CodeMethodReturnStatement statement)
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363 TextWriter output = Output;
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365 output.Write ("Return ");
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366 GenerateExpression (statement.Expression);
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367 output.WriteLine ();
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370 protected override void GenerateConditionStatement (CodeConditionStatement statement)
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372 TextWriter output = Output;
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373 output.Write ("If (");
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375 GenerateExpression (statement.Condition);
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377 output.WriteLine (") Then");
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379 GenerateStatements (statement.TrueStatements);
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382 CodeStatementCollection falses = statement.FalseStatements;
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383 if (falses.Count > 0) {
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384 output.WriteLine ("Else");
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386 GenerateStatements (falses);
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390 if (Options.ElseOnClosing)
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391 output.WriteLine ("Else");
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393 output.WriteLine ("End If");
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396 protected override void GenerateTryCatchFinallyStatement (CodeTryCatchFinallyStatement statement)
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398 TextWriter output = Output;
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399 CodeGeneratorOptions options = Options;
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401 output.WriteLine ("Try");
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403 GenerateStatements (statement.TryStatements);
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405 output.WriteLine ();
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407 foreach (CodeCatchClause clause in statement.CatchClauses) {
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408 output.Write ("Catch ");
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409 OutputTypeNamePair (clause.CatchExceptionType, clause.LocalName);
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410 output.WriteLine ();
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412 GenerateStatements (clause.Statements);
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414 output.WriteLine ();
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417 CodeStatementCollection finallies = statement.FinallyStatements;
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418 if (finallies.Count > 0) {
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420 output.WriteLine ("Finally");
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422 GenerateStatements (finallies);
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424 output.WriteLine ();
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427 if (Options.ElseOnClosing) {
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428 if (statement.CatchClauses.Count == 0)
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429 output.WriteLine ("Catch");
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430 if (statement.FinallyStatements.Count == 0)
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431 output.WriteLine ("Finally");
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434 output.WriteLine("End Try");
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437 protected override void GenerateAssignStatement (CodeAssignStatement statement)
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439 TextWriter output = Output;
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440 GenerateExpression (statement.Left);
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441 output.Write (" = ");
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442 GenerateExpression (statement.Right);
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443 output.WriteLine ();
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446 protected override void GenerateAttachEventStatement (CodeAttachEventStatement statement)
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448 TextWriter output = Output;
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450 Output.Write ("AddHandler ");
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451 GenerateEventReferenceExpression (statement.Event);
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452 Output.Write ( ", ");
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453 GenerateExpression (statement.Listener);
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454 output.WriteLine ();
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457 protected override void GenerateRemoveEventStatement (CodeRemoveEventStatement statement)
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459 TextWriter output = Output;
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461 Output.Write ("RemoveHandler ");
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462 GenerateEventReferenceExpression (statement.Event);
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463 Output.Write ( ", ");
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464 GenerateExpression (statement.Listener);
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465 output.WriteLine ();
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468 protected override void GenerateGotoStatement (CodeGotoStatement statement)
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470 TextWriter output = Output;
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472 output.Write ("Goto ");
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473 output.Write (statement.Label);
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474 output.WriteLine ();
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477 protected override void GenerateLabeledStatement (CodeLabeledStatement statement)
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479 TextWriter output = Output;
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481 output.Write (statement.Label + ":");
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482 GenerateStatement (statement.Statement);
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485 protected override void GenerateTypeOfExpression (CodeTypeOfExpression e)
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487 TextWriter output = Output;
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489 output.Write ("GetType(");
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490 OutputType (e.Type);
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491 output.Write (")");
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494 protected override void GenerateVariableDeclarationStatement( CodeVariableDeclarationStatement statement )
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496 TextWriter output = Output;
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498 output.Write ("Dim ");
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499 OutputTypeNamePair (statement.Type, statement.Name);
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501 CodeExpression initExpression = statement.InitExpression;
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502 if (initExpression != null)
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504 output.Write (" = ");
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505 GenerateExpression (initExpression);
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508 output.WriteLine();
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511 protected override void GenerateLinePragmaStart (CodeLinePragma linePragma)
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513 Output.WriteLine ();
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514 Output.Write ("#ExternalSource(");
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515 Output.Write (linePragma.FileName);
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516 Output.Write (", ");
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517 Output.Write (linePragma.LineNumber);
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518 Output.WriteLine (")");
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521 protected override void GenerateLinePragmaEnd (CodeLinePragma linePragma)
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523 Output.WriteLine ("#End ExternalSource");
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526 protected override void GenerateEvent (CodeMemberEvent eventRef, CodeTypeDeclaration declaration)
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528 TextWriter output = Output;
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530 if (eventRef.CustomAttributes.Count > 0)
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531 OutputAttributeDeclarations (eventRef.CustomAttributes);
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533 MemberAttributes attributes = eventRef.Attributes;
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535 OutputMemberAccessModifier (attributes);
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536 OutputMemberScopeModifier (attributes);
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538 output.Write ("Event ");
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539 OutputTypeNamePair (eventRef.Type, eventRef.Name);
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540 output.WriteLine ();
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543 protected override void GenerateField (CodeMemberField field)
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545 TextWriter output = Output;
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547 if (field.CustomAttributes.Count > 0)
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548 OutputAttributeDeclarations (field.CustomAttributes);
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550 MemberAttributes attributes = field.Attributes;
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551 OutputMemberAccessModifier (attributes);
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552 OutputFieldScopeModifier (attributes);
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554 OutputTypeNamePair (field.Type, field.Name);
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556 CodeExpression initExpression = field.InitExpression;
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557 if (initExpression != null) {
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558 output.Write (" = ");
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559 GenerateExpression (initExpression);
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562 output.WriteLine();
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565 protected override void GenerateSnippetMember (CodeSnippetTypeMember member)
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567 Output.Write (member.Text);
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570 protected override void GenerateEntryPointMethod( CodeEntryPointMethod method, CodeTypeDeclaration declaration )
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572 method.Name = "Main";
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573 GenerateMethod (method, declaration);
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576 [MonoTODO ("partially implemented")]
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577 protected override void GenerateMethod (CodeMemberMethod method, CodeTypeDeclaration declaration)
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579 bool isSub = method.ReturnType == null || method.ReturnType.BaseType == "System.Void";
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581 TextWriter output = Output;
\r
583 if (method.CustomAttributes.Count > 0)
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584 OutputAttributeDeclarations (method.CustomAttributes);
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586 MemberAttributes attributes = method.Attributes;
\r
588 OutputMemberAccessModifier (attributes);
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589 OutputMemberScopeModifier (attributes);
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592 output.Write ("Sub ");
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594 output.Write ("Function ");
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596 output.Write (method.Name);
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597 output.Write ('(');
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598 OutputParameters (method.Parameters);
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599 output.Write (')');
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602 output.Write (" As ");
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603 OutputType (method.ReturnType);
\r
606 if (method.ImplementationTypes.Count > 0) {
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607 output.Write (" Implements ");
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608 foreach (CodeTypeReference type in method.ImplementationTypes)
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611 output.Write ('.');
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612 // TODO implementation incomplete
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617 // TODO private implementations
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619 if ((attributes & MemberAttributes.ScopeMask) == MemberAttributes.Abstract)
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620 output.WriteLine ();
\r
622 output.WriteLine ();
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624 GenerateStatements (method.Statements);
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627 output.WriteLine ("End Sub");
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629 output.WriteLine ("End Function");
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633 protected override void GenerateProperty (CodeMemberProperty property, CodeTypeDeclaration declaration)
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635 TextWriter output = Output;
\r
637 if (property.CustomAttributes.Count > 0)
\r
638 OutputAttributeDeclarations (property.CustomAttributes);
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640 MemberAttributes attributes = property.Attributes;
\r
641 OutputMemberAccessModifier (attributes);
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642 OutputMemberScopeModifier (attributes);
\r
644 if (property.HasGet && (property.HasSet = false))
\r
645 output.Write ("ReadOnly " );
\r
647 if (property.HasSet && (property.HasGet = false))
\r
648 output.Write ("WriteOnly " );
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650 output.Write ("Property " );
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652 OutputTypeNamePair (property.Type, property.Name);
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653 output.WriteLine ();
\r
656 if (property.HasGet) {
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657 output.WriteLine ("Get");
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660 GenerateStatements (property.GetStatements);
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663 output.WriteLine ("End Get");
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666 if (property.HasSet) {
\r
667 output.WriteLine ("Set");
\r
670 GenerateStatements (property.SetStatements);
\r
673 output.WriteLine ("End Set");
\r
677 output.WriteLine ("End Property");
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680 [MonoTODO ("not implemented")]
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681 protected override void GenerateConstructor (CodeConstructor constructor, CodeTypeDeclaration declaration)
\r
683 if (constructor.CustomAttributes.Count > 0)
\r
684 OutputAttributeDeclarations (constructor.CustomAttributes);
\r
685 OutputMemberAccessModifier (constructor.Attributes);
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686 Output.Write ("Sub New(");
\r
687 OutputParameters (constructor.Parameters);
\r
688 Output.WriteLine (")");
\r
689 // Handle BaseConstructorArgs, ChainedConstructorArgs, ImplementationTypes
\r
691 GenerateStatements (constructor.Statements);
\r
693 Output.WriteLine ("End Sub");
\r
696 protected override void GenerateTypeConstructor (CodeTypeConstructor constructor)
\r
698 Output.WriteLine ("Shared Sub New()");
\r
700 GenerateStatements (constructor.Statements);
\r
702 Output.WriteLine ("End Sub");
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705 [MonoTODO ("not implemented")]
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706 protected override void GenerateTypeStart (CodeTypeDeclaration declaration)
\r
708 TextWriter output = Output;
\r
710 if (declaration.CustomAttributes.Count > 0)
\r
711 OutputAttributeDeclarations (declaration.CustomAttributes);
\r
712 TypeAttributes attributes = declaration.TypeAttributes;
\r
713 OutputTypeAttributes (attributes,
\r
714 declaration.IsStruct,
\r
715 declaration.IsEnum);
\r
717 output.WriteLine (declaration.Name);
\r
721 IEnumerator enumerator = declaration.BaseTypes.GetEnumerator();
\r
722 if (enumerator.MoveNext())
\r
724 CodeTypeReference type = (CodeTypeReference)enumerator.Current;
\r
728 output.Write ("Inherits ");
\r
730 output.WriteLine ();
\r
733 while (enumerator.MoveNext())
\r
735 type = (CodeTypeReference)enumerator.Current;
\r
739 output.Write ("Implements ");
\r
741 output.WriteLine ();
\r
747 protected override void GenerateTypeEnd (CodeTypeDeclaration declaration)
\r
749 string output = string.Empty;
\r
752 if (declaration.IsStruct)
\r
753 output = "End Structure";
\r
754 if (declaration.IsInterface)
\r
755 output = "End Interface";
\r
756 if (declaration.IsEnum)
\r
757 output = "End Enum";
\r
758 if (declaration.IsClass)
\r
759 output = "End Class";
\r
761 Output.WriteLine (output);
\r
764 protected override void GenerateNamespace(CodeNamespace ns)
\r
766 GenerateCommentStatements (ns.Comments);
\r
768 bool Imports2MSVBFound;
\r
769 Imports2MSVBFound = false;
\r
770 if (null != ns.Imports)
\r
772 foreach (CodeNamespaceImport import in ns.Imports)
\r
774 if (string.Compare (import.Namespace, "Microsoft.VisualBasic", true, System.Globalization.CultureInfo.InvariantCulture) == 0)
\r
775 Imports2MSVBFound = true;
\r
778 // add standard import to Microsoft.VisualBasic if missing
\r
779 if (Imports2MSVBFound == false)
\r
780 Output.WriteLine ("Imports Microsoft.VisualBasic");
\r
781 // add regular imports
\r
782 GenerateNamespaceImports (ns);
\r
784 TextWriter output = Output;
\r
785 output.WriteLine();
\r
786 GenerateNamespaceStart (ns);
\r
787 GenerateTypes (ns);
\r
788 GenerateNamespaceEnd (ns);
\r
792 protected override void GenerateNamespaceStart (CodeNamespace ns)
\r
794 TextWriter output = Output;
\r
796 string name = ns.Name;
\r
797 if (name != null && name != string.Empty) {
\r
798 output.Write ("Namespace ");
\r
799 output.WriteLine (name);
\r
804 protected override void GenerateNamespaceEnd (CodeNamespace ns)
\r
806 string name = ns.Name;
\r
807 if (name != null && name != string.Empty) {
\r
809 Output.WriteLine ("End Namespace");
\r
813 protected override void GenerateNamespaceImport (CodeNamespaceImport import)
\r
815 TextWriter output = Output;
\r
817 output.Write ("Imports ");
\r
818 output.Write (import.Namespace);
\r
819 output.WriteLine ();
\r
822 protected override void GenerateAttributeDeclarationsStart (CodeAttributeDeclarationCollection attributes)
\r
824 Output.Write ('<');
\r
827 protected override void GenerateAttributeDeclarationsEnd (CodeAttributeDeclarationCollection attributes)
\r
829 Output.WriteLine ("> _");
\r
832 protected override void OutputDirection (FieldDirection direction)
\r
834 switch (direction) {
\r
835 case FieldDirection.In:
\r
838 case FieldDirection.Out:
\r
839 Output.Write ("ByVal ");
\r
841 case FieldDirection.Ref:
\r
842 Output.Write ("ByRef ");
\r
847 protected override void OutputFieldScopeModifier (MemberAttributes attributes)
\r
849 if ((attributes & MemberAttributes.VTableMask) == MemberAttributes.New)
\r
850 Output.Write ("New ");
\r
852 switch (attributes & MemberAttributes.ScopeMask) {
\r
853 case MemberAttributes.Static:
\r
854 Output.Write ("Shared ");
\r
856 case MemberAttributes.Const:
\r
857 Output.Write ("Const ");
\r
862 protected override void OutputMemberAccessModifier (MemberAttributes attributes)
\r
864 switch (attributes & MemberAttributes.AccessMask) {
\r
865 case MemberAttributes.Assembly:
\r
866 Output.Write ("Friend ");
\r
868 case MemberAttributes.FamilyAndAssembly:
\r
869 Output.Write ("Friend ");
\r
871 case MemberAttributes.Family:
\r
872 Output.Write ("Protected ");
\r
874 case MemberAttributes.FamilyOrAssembly:
\r
875 Output.Write ("Protected Friend ");
\r
877 case MemberAttributes.Private:
\r
878 Output.Write ("Private ");
\r
880 case MemberAttributes.Public:
\r
881 Output.Write ("Public ");
\r
886 protected override void OutputMemberScopeModifier (MemberAttributes attributes)
\r
888 if ((attributes & MemberAttributes.VTableMask) == MemberAttributes.New)
\r
889 Output.Write ("New ");
\r
891 switch (attributes & MemberAttributes.ScopeMask) {
\r
892 case MemberAttributes.Abstract:
\r
893 Output.Write ("MustOverride ");
\r
895 case MemberAttributes.Final:
\r
896 Output.Write ("NotOverridable ");
\r
898 case MemberAttributes.Static:
\r
899 Output.Write ("Shared ");
\r
901 case MemberAttributes.Override:
\r
902 Output.Write ("Overrides ");
\r
906 // FUNNY! if the scope value is
\r
907 // rubbish (0 or >Const), and access
\r
908 // is public or protected, make it
\r
911 // i'm not sure whether this is 100%
\r
912 // correct, but it seems to be MS
\r
915 MemberAttributes access = attributes & MemberAttributes.AccessMask;
\r
916 if ( access == MemberAttributes.Public ||
\r
917 access == MemberAttributes.Family )
\r
918 Output.Write ("Overridable ");
\r
923 protected override void OutputOperator (CodeBinaryOperatorType op)
\r
926 case CodeBinaryOperatorType.Add:
\r
927 Output.Write ("+");
\r
929 case CodeBinaryOperatorType.Subtract:
\r
930 Output.Write ("-");
\r
932 case CodeBinaryOperatorType.Multiply:
\r
933 Output.Write ("*");
\r
935 case CodeBinaryOperatorType.Divide:
\r
936 Output.Write ("/");
\r
938 case CodeBinaryOperatorType.Modulus:
\r
939 Output.Write ("Mod");
\r
941 case CodeBinaryOperatorType.Assign:
\r
942 Output.Write ("=");
\r
944 case CodeBinaryOperatorType.IdentityInequality:
\r
945 Output.Write ("<>");
\r
947 case CodeBinaryOperatorType.IdentityEquality:
\r
948 Output.Write ("Is");
\r
950 case CodeBinaryOperatorType.ValueEquality:
\r
951 Output.Write ("=");
\r
953 case CodeBinaryOperatorType.BitwiseOr:
\r
954 Output.Write ("Or");
\r
956 case CodeBinaryOperatorType.BitwiseAnd:
\r
957 Output.Write ("And");
\r
959 case CodeBinaryOperatorType.BooleanOr:
\r
960 Output.Write ("OrElse");
\r
962 case CodeBinaryOperatorType.BooleanAnd:
\r
963 Output.Write ("AndAlso");
\r
965 case CodeBinaryOperatorType.LessThan:
\r
966 Output.Write ("<");
\r
968 case CodeBinaryOperatorType.LessThanOrEqual:
\r
969 Output.Write ("<=");
\r
971 case CodeBinaryOperatorType.GreaterThan:
\r
972 Output.Write (">");
\r
974 case CodeBinaryOperatorType.GreaterThanOrEqual:
\r
975 Output.Write (">=");
\r
980 protected override void OutputTypeAttributes (TypeAttributes attributes, bool isStruct, bool isEnum)
\r
982 TextWriter output = Output;
\r
984 switch (attributes & TypeAttributes.VisibilityMask) {
\r
985 case TypeAttributes.NotPublic:
\r
986 // Does this mean friend access?
\r
987 output.Write ("Friend ");
\r
990 case TypeAttributes.Public:
\r
991 case TypeAttributes.NestedPublic:
\r
992 output.Write ("Public ");
\r
995 case TypeAttributes.NestedPrivate:
\r
996 output.Write ("Private ");
\r
998 case TypeAttributes.NestedAssembly:
\r
999 output.Write ("Friend ");
\r
1001 case TypeAttributes.NestedFamily:
\r
1002 output.Write ("Protected ");
\r
1004 case TypeAttributes.NestedFamORAssem:
\r
1005 output.Write ("Protected Friend ");
\r
1007 case TypeAttributes.NestedFamANDAssem:
\r
1008 output.Write ("Friend ");
\r
1013 output.Write ("Structure ");
\r
1016 output.Write ("Enumeration ");
\r
1019 if ((attributes & TypeAttributes.Interface) != 0)
\r
1020 output.Write ("Interface ");
\r
1023 if ((attributes & TypeAttributes.Sealed) != 0)
\r
1024 output.Write ("NotInheritable ");
\r
1026 if ((attributes & TypeAttributes.Abstract) != 0)
\r
1027 output.Write ("MustInherit ");
\r
1029 output.Write ("Class ");
\r
1034 protected override void OutputTypeNamePair (CodeTypeReference typeRef, String name)
\r
1036 Output.Write (name + " As " + GetTypeOutput (typeRef));
\r
1039 protected override void OutputType (CodeTypeReference type)
\r
1041 Output.Write (GetTypeOutput (type));
\r
1044 protected override string QuoteSnippetString (string value)
\r
1046 StringBuilder mySBuilder = new StringBuilder(value.Length);
\r
1047 mySBuilder.Append ("\"");
\r
1048 bool inQuotes = true;
\r
1049 for (int MyCounter = 0; MyCounter < value.Length; MyCounter++)
\r
1051 if (value[MyCounter] == 34) //quotation mark
\r
1055 mySBuilder.Append ("&\"");
\r
1058 mySBuilder.Append (value[MyCounter]);
\r
1059 mySBuilder.Append (value[MyCounter]);
\r
1061 else if (value[MyCounter] >= 32) //standard ansi/unicode characters
\r
1065 mySBuilder.Append ("&\"");
\r
1068 mySBuilder.Append (value[MyCounter]);
\r
1070 else //special chars, e.g. line break
\r
1074 mySBuilder.Append ("\"");
\r
1077 mySBuilder.Append ("&Microsoft.VisualBasic.Strings.ChrW("); //TODO: remove "String." when mbas supports it
\r
1078 mySBuilder.Append ((int)value[MyCounter]);
\r
1079 mySBuilder.Append (")");
\r
1083 mySBuilder.Append ("\"");
\r
1084 return mySBuilder.ToString();
\r
1087 private void GenerateDeclaration (CodeTypeReference type, string name, CodeExpression initExpression)
\r
1089 TextWriter output = Output;
\r
1091 OutputTypeNamePair (type, name);
\r
1093 if (initExpression != null) {
\r
1094 output.Write (" = ");
\r
1095 GenerateExpression (initExpression);
\r
1098 output.WriteLine ();
\r
1101 private void GenerateMemberReferenceExpression (CodeExpression targetObject, string memberName)
\r
1103 GenerateExpression (targetObject);
\r
1104 Output.Write ('.');
\r
1105 Output.Write (memberName);
\r
1112 protected override string CreateEscapedIdentifier (string value)
\r
1114 for (int x = 0; x < Keywords.Length; x++)
\r
1115 if (value.ToLower().Equals (Keywords[x].ToLower()))
\r
1116 return "[" + value + "]";
\r
1120 protected override string CreateValidIdentifier (string value)
\r
1122 for (int x = 0; x < Keywords.Length; x++)
\r
1123 if (value.ToLower().Equals (Keywords[x].ToLower()))
\r
1124 return "_" + value;
\r
1128 protected override string GetTypeOutput (CodeTypeReference type)
\r
1131 CodeTypeReference arrayType;
\r
1133 arrayType = type.ArrayElementType;
\r
1134 if (arrayType != null)
\r
1135 output = GetTypeOutput (arrayType);
\r
1137 switch (type.BaseType) {
\r
1139 case "System.Decimal":
\r
1140 output = "Decimal";
\r
1142 case "System.Double":
\r
1143 output = "Double";
\r
1145 case "System.Single":
\r
1146 output = "Single";
\r
1149 case "System.Byte":
\r
1152 case "System.SByte":
\r
1155 case "System.Int32":
\r
1156 output = "Integer";
\r
1158 case "System.UInt32":
\r
1159 output = "UInt32";
\r
1161 case "System.Int64":
\r
1164 case "System.UInt64":
\r
1165 output = "UInt64";
\r
1167 case "System.Int16":
\r
1170 case "System.UInt16":
\r
1171 output = "UInt16";
\r
1174 case "System.Boolean":
\r
1175 output = "Boolean";
\r
1178 case "System.Char":
\r
1182 case "System.String":
\r
1183 output = "String";
\r
1185 case "System.Object":
\r
1186 output = "Object";
\r
1189 case "System.Void":
\r
1190 output = "Nothing";
\r
1194 output = type.BaseType;
\r
1199 int rank = type.ArrayRank;
\r
1202 for (--rank; rank > 0; --rank)
\r
1210 protected override bool IsValidIdentifier (string identifier)
\r
1212 for (int x = 0; x < Keywords.Length; x++)
\r
1213 if (identifier.ToLower().Equals (Keywords[x].ToLower()))
\r
1218 protected override bool Supports (GeneratorSupport supports)
\r