static CodeTypeDeclaration CreateNotImplementedAstVisitorClass(List <Type> nodeTypes)
{
CodeTypeDeclaration td = new CodeTypeDeclaration("NotImplementedAstVisitor");
td.TypeAttributes = TypeAttributes.Public | TypeAttributes.Class;
td.BaseTypes.Add(new CodeTypeReference("IAstVisitor"));
string comment = "<summary>\n " +
"IAstVisitor implementation that always throws NotImplementedExceptions.\n " +
"</summary>";
td.Comments.Add(new CodeCommentStatement(comment, true));
foreach (Type type in nodeTypes)
{
if (!type.IsAbstract)
{
EasyMethod m = td.AddMethod(typeof(object), VisitPrefix + type.Name);
m.Attributes = MemberAttributes.Public;
m.AddParameter(ConvertType(type), GetFieldName(type.Name));
m.AddParameter(new CodeTypeReference(typeof(object)), "data");
m.Body.Throw(Easy.New(typeof(NotImplementedException), Easy.Prim(type.Name)));
}
}
return(td);
}
static CodeTypeDeclaration CreateAstVisitorClass(List <Type> nodeTypes, bool transformer)
{
CodeTypeDeclaration td = new CodeTypeDeclaration(transformer ? "AbstractAstTransformer" : "AbstractAstVisitor");
td.TypeAttributes = TypeAttributes.Public | TypeAttributes.Abstract;
td.BaseTypes.Add(new CodeTypeReference("IAstVisitor"));
if (transformer)
{
string comment =
"The AbstractAstTransformer will iterate through the whole AST,\n " +
"just like the AbstractAstVisitor. However, the AbstractAstTransformer allows\n " +
"you to modify the AST at the same time: It does not use 'foreach' internally,\n " +
"so you can add members to collections of parents of the current node (but\n " +
"you cannot insert or delete items as that will make the index used invalid).\n " +
"You can use the methods ReplaceCurrentNode and RemoveCurrentNode to replace\n " +
"or remove the current node, totally independent from the type of the parent node.";
Easy.AddSummary(td, comment);
CodeMemberField field = td.AddField(Easy.TypeRef("Stack", "INode"), "nodeStack");
field.InitExpression = Easy.New(field.Type);
/*
* CodeExpression nodeStack = Easy.Var("nodeStack");
* CodeMemberProperty p = new CodeMemberProperty();
* p.Name = "CurrentNode";
* p.Type = new CodeTypeReference("INode");
* p.Attributes = MemberAttributes.Public | MemberAttributes.Final;
* p.GetStatements.Add(new CodeMethodReturnStatement(new CodeVariableReferenceExpression("currentNode")));
* p.SetStatements.Add(new CodeAssignStatement(new CodeVariableReferenceExpression("currentNode"),
* new CodePropertySetValueReferenceExpression()));
* td.Members.Add(p);
*/
EasyMethod m = td.AddMethod("ReplaceCurrentNode");
m.AddParameter(Easy.TypeRef("INode"), "newNode");
m.Statements.Add(Easy.Var("nodeStack").InvokeMethod("Pop"));
m.Statements.Add(Easy.Var("nodeStack").InvokeMethod("Push", Easy.Var("newNode")));
m = td.AddMethod("RemoveCurrentNode");
m.Statements.Add(Easy.Var("nodeStack").InvokeMethod("Pop"));
m.Statements.Add(Easy.Var("nodeStack").InvokeMethod("Push", Easy.Null));
}
foreach (Type type in nodeTypes)
{
if (!type.IsAbstract)
{
EasyMethod m = td.AddMethod(typeof(object), VisitPrefix + type.Name);
m.Attributes = MemberAttributes.Public;
m.AddParameter(ConvertType(type), GetFieldName(type.Name));
m.AddParameter(typeof(object), "data");
List <CodeStatement> assertions = new List <CodeStatement>();
string varVariableName = GetFieldName(type.Name);
CodeExpression var = Easy.Var(varVariableName);
assertions.Add(AssertIsNotNull(var));
AddFieldVisitCode(m, type, var, assertions, transformer);
if (type.GetCustomAttributes(typeof(HasChildrenAttribute), true).Length > 0)
{
if (transformer)
{
m.Statements.Add(new CodeSnippetStatement(CreateTransformerLoop(varVariableName + ".Children", "INode")));
m.Body.Return(Easy.Null);
}
else
{
m.Body.Return(var.InvokeMethod("AcceptChildren", Easy.This, Easy.Var("data")));
}
}
else
{
CodeExpressionStatement lastStatement = null;
if (m.Statements.Count > 0)
{
lastStatement = m.Statements[m.Statements.Count - 1] as CodeExpressionStatement;
}
if (lastStatement != null)
{
m.Statements.RemoveAt(m.Statements.Count - 1);
m.Body.Return(lastStatement.Expression);
}
else
{
m.Body.Return(Easy.Null);
}
}
for (int i = 0; i < assertions.Count; i++)
{
m.Statements.Insert(i, assertions[i]);
}
}
}
return(td);
}
public virtual CodeTypeDeclaration CreateClass(SettingsDocument setDoc)
{
CodeTypeDeclaration c = new CodeTypeDeclaration(setDoc.GeneratedClassName);
c.AddAttribute(typeof(System.Runtime.CompilerServices.CompilerGeneratedAttribute));
c.AddAttribute(typeof(System.CodeDom.Compiler.GeneratedCodeAttribute),
Easy.Prim(typeof(SettingsCodeGeneratorTool).FullName),
Easy.Prim(typeof(SettingsCodeGeneratorTool).Assembly.GetName().Version.ToString()));
c.TypeAttributes = TypeAttributes.NotPublic | TypeAttributes.Sealed;
c.IsPartial = true;
c.BaseTypes.Add(Easy.TypeRef(typeof(ApplicationSettingsBase)));
CodeMemberField f = c.AddField(Easy.TypeRef(c), "defaultInstance");
f.Attributes = MemberAttributes.Private | MemberAttributes.Static;
f.InitExpression = Easy.Type(typeof(ApplicationSettingsBase))
.InvokeMethod("Synchronized", Easy.New(Easy.TypeRef(c)))
.CastTo(Easy.TypeRef(c));
var defaultProperty = c.AddProperty(f, "Default");
if (setDoc.UseMySettingsClassName)
{
c.AddAttribute(typeof(EditorBrowsableAttribute), Easy.Prim(EditorBrowsableState.Advanced));
AddAutoSaveLogic(c, defaultProperty);
}
foreach (SettingsEntry entry in setDoc.Entries)
{
Type entryType = entry.Type ?? typeof(string);
SpecialSetting?specialSetting = null;
foreach (SpecialTypeDescriptor desc in SpecialTypeDescriptor.Descriptors)
{
if (desc.type == entryType)
{
entryType = typeof(string);
specialSetting = desc.specialSetting;
break;
}
}
EasyProperty p = c.AddProperty(entryType, entry.Name);
if (entry.Scope == SettingScope.User)
{
p.AddAttribute(typeof(UserScopedSettingAttribute));
}
else
{
p.AddAttribute(typeof(ApplicationScopedSettingAttribute));
}
if (!string.IsNullOrEmpty(entry.Provider))
{
p.AddAttribute(typeof(SettingsProviderAttribute),
Easy.TypeOf(new CodeTypeReference(entry.Provider)));
}
if (!string.IsNullOrEmpty(entry.Description))
{
p.AddAttribute(typeof(SettingsDescriptionAttribute), Easy.Prim(entry.Description));
Easy.AddSummary(p, entry.Description);
}
p.AddAttribute(typeof(DebuggerNonUserCodeAttribute));
if (specialSetting != null)
{
p.AddAttribute(typeof(SpecialSettingAttribute),
Easy.Prim(specialSetting.Value));
}
if (entry.GenerateDefaultValueInCode)
{
p.AddAttribute(typeof(DefaultSettingValueAttribute), Easy.Prim(entry.SerializedValue));
}
if (entry.Scope == SettingScope.User && entry.Roaming)
{
p.AddAttribute(typeof(SettingsManageabilityAttribute),
Easy.Prim(SettingsManageability.Roaming));
}
p.Getter.Return(Easy.This.Index(Easy.Prim(entry.Name)).CastTo(entryType));
// p.GetStatements.Add(new CodeMethodReturnStatement(
// new CodeCastExpression(new CodeTypeReference(entryType),
// new CodeIndexerExpression(new CodeThisReferenceExpression(),
// new CodePrimitiveExpression(entry.Name))
// )
// ));
if (entry.Scope == SettingScope.User)
{
p.Setter.Assign(Easy.This.Index(Easy.Prim(entry.Name)), Easy.Value);
}
}
return(c);
}
