internal static void CheckMemberAccess(SemanticModel model, MemberAccessExpressionSyntax node, IMethodSymbol callerSym)
{
var esym = model.GetSymbolInfoEx(node).Symbol as IEventSymbol;
var psym = model.GetSymbolInfoEx(node).Symbol as IPropertySymbol;
var fsym = model.GetSymbolInfoEx(node).Symbol as IFieldSymbol;
var msym = model.GetSymbolInfoEx(node).Symbol as IMethodSymbol;
var nodeType = model.GetTypeInfoEx(node).Type;
bool isExtern = false;
INamedTypeSymbol classType = null;
if (null != esym && !SymbolTable.Instance.IsCs2DslSymbol(esym))
{
isExtern = true;
classType = esym.ContainingType;
Logger.Instance.Log(node, "unsupported extern event '{0}.{1}' !", ClassInfo.GetFullName(esym.ContainingType), esym.Name);
}
if (null != psym && !SymbolTable.Instance.IsCs2DslSymbol(psym))
{
isExtern = true;
classType = psym.ContainingType;
if (SymbolTable.Instance.IsIllegalProperty(psym))
{
Logger.Instance.Log(node, "unsupported extern property '{0}.{1}' !", ClassInfo.GetFullName(psym.ContainingType), psym.Name);
}
}
if (null != fsym && !SymbolTable.Instance.IsCs2DslSymbol(fsym))
{
isExtern = true;
classType = fsym.ContainingType;
if (SymbolTable.Instance.IsIllegalField(fsym))
{
Logger.Instance.Log(node, "unsupported extern field '{0}.{1}' !", ClassInfo.GetFullName(fsym.ContainingType), fsym.Name);
}
}
if (null != msym && !(node.Parent is InvocationExpressionSyntax) && !SymbolTable.Instance.IsCs2DslSymbol(msym.ContainingType))
{
if (SymbolTable.Instance.IsIllegalMethod(msym))
{
Logger.Instance.Log(node, "unsupported extern event '{0}.{1}' !", ClassInfo.GetFullName(msym.ContainingType), msym.Name);
}
}
if (isExtern && null != nodeType)
{
SymbolTable.TryRemoveNullable(ref classType);
if (null != classType && (classType.TypeKind == TypeKind.Delegate || classType.IsGenericType && SymbolTable.Instance.IsLegalGenericType(classType, true)))
{
//如果是标记为合法的泛型类或委托类型的成员，则不用再进行类型检查
}
else
{
var type = nodeType as INamedTypeSymbol;
SymbolTable.TryRemoveNullable(ref type);
if (null != type && !SymbolTable.Instance.IsCs2DslSymbol(type) && type.TypeKind != TypeKind.Delegate)
{
if (type.IsGenericType)
{
if (!SymbolTable.Instance.IsLegalParameterGenericType(type))
{
Logger.Instance.Log(node, "unsupported extern type '{0}' from member access !", SymbolTable.Instance.CalcFullNameAndTypeArguments(type));
}
}
else
{
if (SymbolTable.Instance.IsIllegalType(type))
{
Logger.Instance.Log(node, "unsupported extern type '{0}' from member access !", SymbolTable.Instance.CalcFullNameAndTypeArguments(type));
}
}
}
}
}
}
internal static void CheckInvocation(SemanticModel model, IMethodSymbol sym, IList <ExpressionSyntax> args, IList <ArgDefaultValueInfo> nameOrDefValArgs, IList <IConversionOperation> argConversions, SyntaxNode node, IMethodSymbol callerSym)
{
if (!SymbolTable.EnableTranslationCheck)
{
return;
}
if (ClassInfo.HasAttribute(sym, "Cs2Dsl.DontCheckAttribute"))
{
return;
}
if (null != callerSym && ClassInfo.HasAttribute(callerSym, "Cs2Dsl.DontCheckAttribute"))
{
return;
}
if (null != callerSym && ClassInfo.HasAttribute(callerSym.ContainingType, "Cs2Dsl.DontCheckAttribute"))
{
return;
}
if (!SymbolTable.Instance.IsCs2DslSymbol(sym))
{
var ckey = ClassInfo.GetFullName(sym.ContainingType);
var oper = null != node?model.GetOperationEx(node) as IInvocationOperation : null;
var realType = null != oper && null != oper.Instance ? oper.Instance.Type : null;
bool isOverload = false;
ClassSymbolInfo info;
if (SymbolTable.Instance.ClassSymbols.TryGetValue(ckey, out info))
{
info.SymbolOverloadFlags.TryGetValue(sym.Name, out isOverload);
}
string callerInfo = string.Empty;
if (null != callerSym)
{
var callerClass = ClassInfo.GetFullName(callerSym.ContainingType);
var callerMethod = SymbolTable.Instance.NameCs2DslMangling(callerSym);
callerInfo = string.Format(" caller:{0}.{1}", callerClass, callerMethod);
}
if (sym.IsExtensionMethod && !SymbolTable.Instance.IsLegalExtension(sym.ContainingType))
{
//不支持的语法
Logger.Instance.Log(node, "unsupported extern extension method {0}.{1} !{2}", ckey, sym.Name, string.IsNullOrEmpty(callerInfo) ? string.Empty : callerInfo);
}
else
{
if (SymbolTable.Instance.IsIllegalMethod(sym))
{
Logger.Instance.Log(node, "unsupported extern method {0}.{1} !{2}", ckey, sym.Name, string.IsNullOrEmpty(callerInfo) ? string.Empty : callerInfo);
}
}
if (sym.ContainingType.TypeKind == TypeKind.Delegate ||
(null == realType || realType == sym.ContainingType) && sym.ContainingType.IsGenericType && SymbolTable.Instance.IsLegalGenericType(sym.ContainingType, true) ||
sym.IsGenericMethod && SymbolTable.Instance.IsLegalGenericMethod(sym))
{
//如果是标记为合法的泛型类或委托类型的成员，则不用再进行类型检查
}
else
{
int ix = 0;
foreach (var param in sym.Parameters)
{
ITypeSymbol _argType = null;
if (ix < args.Count)
{
_argType = null != args[ix] ? model.GetTypeInfoEx(args[ix]).Type : null;
}
else if (ix < args.Count + nameOrDefValArgs.Count)
{
_argType = nameOrDefValArgs[ix - args.Count].Type;
}
IConversionOperation argConv = null;
if (ix < argConversions.Count)
{
argConv = argConversions[ix];
}
++ix;
INamedTypeSymbol argType = null;
if (null != _argType && (null == argConv || null == argConv.OperatorMethod))
{
argType = _argType as INamedTypeSymbol;
}
var paramType = param.Type as INamedTypeSymbol;
if (param.IsParams && isOverload)
{
Logger.Instance.Log(node, "extern overloaded method {0}.{1} parameter {2} is params, please check export api code !{3}", ckey, sym.Name, param.Name, string.IsNullOrEmpty(callerInfo) ? string.Empty : callerInfo);
continue;
}
if (null != paramType && paramType.TypeKind != TypeKind.Delegate)
{
bool isContainerIntf = paramType.Name == "IEnumerable" || paramType.Name == "ICollection" || paramType.Name == "IDictionary" || paramType.Name == "IList";
if (null != realType && SymbolTable.Instance.IsCs2DslSymbol(realType) && isContainerIntf &&
null != argType && (argType.IsGenericType || SymbolTable.Instance.IsCs2DslSymbol(argType)))
{
Logger.Instance.Log(node, "extern method {0}.{1} parameter {2} can't assign a script object to it !{3}", ckey, sym.Name, param.Name, string.IsNullOrEmpty(callerInfo) ? string.Empty : callerInfo);
}
else if (paramType.IsGenericType)
{
if (!SymbolTable.Instance.IsLegalParameterGenericType(paramType))
{
Logger.Instance.Log(node, "extern method {0}.{1} parameter {2} is generic type, please replace with non generic type !{3}", ckey, sym.Name, param.Name, string.IsNullOrEmpty(callerInfo) ? string.Empty : callerInfo);
}
}
else
{
if (SymbolTable.Instance.IsIllegalType(paramType))
{
Logger.Instance.Log(node, "extern method {0}.{1} parameter {2} is unsupported type, please replace with non generic type !{3}", ckey, sym.Name, param.Name, string.IsNullOrEmpty(callerInfo) ? string.Empty : callerInfo);
}
}
}
}
if (!sym.ReturnsVoid)
{
var type = sym.ReturnType as INamedTypeSymbol;
if (null != type && type.TypeKind != TypeKind.Delegate)
{
if (type.IsGenericType)
{
if (!SymbolTable.Instance.IsLegalParameterGenericType(type))
{
Logger.Instance.Log(node, "extern method {0}.{1} return {2} is generic type, please replace with non generic type !{3}", ckey, sym.Name, type.Name, string.IsNullOrEmpty(callerInfo) ? string.Empty : callerInfo);
}
}
else
{
if (SymbolTable.Instance.IsIllegalType(type))
{
Logger.Instance.Log(node, "extern method {0}.{1} return {2} is unsupported type, please replace with non generic type !{3}", ckey, sym.Name, type.Name, string.IsNullOrEmpty(callerInfo) ? string.Empty : callerInfo);
}
}
}
}
}
}
}
internal bool IsIgnoredSymbol(ITypeSymbol sym)
{
return(m_IgnoredTypes.ContainsKey(ClassInfo.GetFullName(sym)));
}
public override void VisitIdentifierName(IdentifierNameSyntax node)
{
string name = node.Identifier.Text;
if (m_ClassInfoStack.Count > 0)
{
ClassInfo classInfo = m_ClassInfoStack.Peek();
SymbolInfo symbolInfo = m_Model.GetSymbolInfo(node);
var sym = symbolInfo.Symbol;
if (null != sym)
{
if (sym.Kind == SymbolKind.NamedType || sym.Kind == SymbolKind.Namespace)
{
string fullName = ClassInfo.GetFullName(sym);
CodeBuilder.Append(fullName);
if (sym.Kind == SymbolKind.NamedType)
{
var namedType = sym as INamedTypeSymbol;
AddReferenceAndTryDeriveGenericTypeInstance(classInfo, namedType);
}
return;
}
else if (sym.Kind == SymbolKind.Field || sym.Kind == SymbolKind.Property || sym.Kind == SymbolKind.Event)
{
if (IsNewObjMember(name))
{
CodeBuilder.AppendFormat("getinstance(newobj, \"{0}\")", name);
return;
}
if (sym.ContainingType == classInfo.SemanticInfo || sym.ContainingType == classInfo.SemanticInfo.OriginalDefinition || classInfo.IsInherit(sym.ContainingType))
{
if (sym.IsStatic)
{
CodeBuilder.AppendFormat("getstatic({0}, \"{1}\")", classInfo.Key, sym.Name);
}
else
{
CodeBuilder.AppendFormat("getinstance(this, \"{0}\")", sym.Name);
}
return;
}
}
else if (sym.Kind == SymbolKind.Method && (sym.ContainingType == classInfo.SemanticInfo || sym.ContainingType == classInfo.SemanticInfo.OriginalDefinition || classInfo.IsInherit(sym.ContainingType)))
{
var msym = sym as IMethodSymbol;
string manglingName = NameMangling(msym);
var mi = new MethodInfo();
mi.Init(msym, node);
if (node.Parent is InvocationExpressionSyntax)
{
if (sym.IsStatic)
{
CodeBuilder.AppendFormat("getstatic({0}, \"{1}\")", classInfo.Key, manglingName);
}
else
{
CodeBuilder.AppendFormat("getinstance(this, \"{0}\")", manglingName);
}
}
else
{
string className = ClassInfo.GetFullName(msym.ContainingType);
string delegationKey = string.Format("{0}:{1}", className, manglingName);
string varName = string.Format("__delegation_{0}", GetSourcePosForVar(node));
CodeBuilder.Append("(function(){ ");
string paramsString = string.Join(", ", mi.ParamNames.ToArray());
if (msym.IsStatic)
{
CodeBuilder.AppendFormat("builddelegation(\"{0}\", {1}, \"{2}\", {3}, {4}, {5}, {6});", paramsString, varName, delegationKey, className, manglingName, msym.ReturnsVoid ? "false" : "true", msym.IsStatic ? "true" : "false");
}
else
{
CodeBuilder.AppendFormat("builddelegation(\"{0}\", {1}, \"{2}\", {3}, {4}, {5}, {6});", paramsString, varName, delegationKey, "this", manglingName, msym.ReturnsVoid ? "false" : "true", msym.IsStatic ? "true" : "false");
}
CodeBuilder.Append(" })()");
}
return;
}
}
else
{
if (IsNewObjMember(name))
{
CodeBuilder.AppendFormat("getinstance(newobj, \"{0}\")", name);
return;
}
ReportIllegalSymbol(node, symbolInfo);
}
}
CodeBuilder.Append(name);
}
private void Init(IMethodSymbol sym)
{
MethodSymbol = sym;
TypeChecker.CheckInvocation(sym, CallerMethodSymbol, CallerSyntaxNode);
Args.Clear();
ArgConversions.Clear();
ReturnArgs.Clear();
GenericTypeArgs.Clear();
ClassKey = ClassInfo.GetFullName(sym.ContainingType);
GenericClassKey = ClassInfo.GetFullNameWithTypeParameters(sym.ContainingType);
IsEnumClass = sym.ContainingType.TypeKind == TypeKind.Enum || ClassKey == "System.Enum";
IsExtensionMethod = sym.IsExtensionMethod;
IsBasicValueMethod = SymbolTable.IsBasicValueMethod(sym);
IsArrayStaticMethod = ClassKey == "System.Array" && sym.IsStatic;
IsExternMethod = !SymbolTable.Instance.IsCs2DslSymbol(sym);
if ((ClassKey == "UnityEngine.GameObject" || ClassKey == "UnityEngine.Component") && (sym.Name.StartsWith("GetComponent") || sym.Name.StartsWith("AddComponent")))
{
IsComponentGetOrAdd = true;
}
NonGenericMethodSymbol = null;
PostPositionGenericTypeArgs = false;
if (sym.IsGenericMethod)
{
bool existNonGenericVersion = !IsExternMethod;
var ctype = sym.ContainingType;
var syms = ctype.GetMembers(sym.Name);
if (null != syms)
{
foreach (var isym in syms)
{
var msym = isym as IMethodSymbol;
if (null != msym && !msym.IsGenericMethod && msym.Parameters.Length == sym.Parameters.Length + sym.TypeParameters.Length)
{
existNonGenericVersion = true;
for (int i = 0; i < sym.TypeParameters.Length; ++i)
{
var psym = msym.Parameters[i];
if (psym.Type.Name != "Type")
{
existNonGenericVersion = false;
break;
}
}
for (int i = 0; i < sym.Parameters.Length; ++i)
{
var psym1 = msym.Parameters[i + sym.TypeParameters.Length];
var psym2 = sym.Parameters[i];
if (psym1.Type.Name != psym2.Type.Name && psym2.OriginalDefinition.Type.TypeKind != TypeKind.TypeParameter)
{
existNonGenericVersion = false;
break;
}
}
if (existNonGenericVersion)
{
NonGenericMethodSymbol = msym;
PostPositionGenericTypeArgs = false;
}
else
{
existNonGenericVersion = true;
for (int i = 0; i < sym.Parameters.Length; ++i)
{
var psym1 = msym.Parameters[i];
var psym2 = sym.Parameters[i];
if (psym1.Type.Name != psym2.Type.Name && psym2.OriginalDefinition.Type.TypeKind != TypeKind.TypeParameter)
{
existNonGenericVersion = false;
break;
}
}
for (int i = 0; i < sym.TypeParameters.Length; ++i)
{
var psym = msym.Parameters[i + sym.Parameters.Length];
if (psym.Type.Name != "Type")
{
existNonGenericVersion = false;
break;
}
}
if (existNonGenericVersion)
{
NonGenericMethodSymbol = msym;
PostPositionGenericTypeArgs = true;
}
}
if (existNonGenericVersion)
{
break;
}
}
}
}
if (existNonGenericVersion)
{
foreach (var arg in sym.TypeArguments)
{
GenericTypeArgs.Add(arg);
}
}
}
ExternOverloadedMethodSignature = string.Empty;
if (IsExternMethod)
{
var syms = sym.ContainingType.GetMembers(sym.Name);
if (null != syms)
{
int mcount = 0;
foreach (var isym in syms)
{
var msym = isym as IMethodSymbol;
var fn = ClassInfo.GetFullName(msym.ContainingType);
if (null != msym && msym.IsStatic == sym.IsStatic && msym.DeclaredAccessibility == Accessibility.Public && !msym.IsImplicitlyDeclared && !msym.IsGenericMethod)
{
++mcount;
}
}
if (mcount > 1)
{
ExternOverloadedMethodSignature = SymbolTable.CalcOverloadedMethodSignature(sym, NonGenericMethodSymbol);
}
}
}
}