private CtorMethod TranslateCtor(ConstructorDeclarationSyntax node, CSharpSyntaxVisitor <IStmt> statementVisitor)
{
var methodSymbol = semanticModel.GetDeclaredSymbol(node);
BaseCtorCallExpr baseCtorCall = null;
if (node.Initializer != null)
{
baseCtorCall = new BaseCtorCallExpr
{
Arguments = node.Initializer.ArgumentList.Arguments.Select(statementVisitor.Visit).ToArray()
};
}
return(new CtorMethod
{
Name = methodSymbol.ReceiverType.Name,
Parameters = methodSymbol.Parameters.Select(parameterSymbol => new MethodParameterInfo
{
Name = parameterSymbol.Name,
DefaultValue = TranslatorHelper.GetParameterDefaultValue(parameterSymbol),
ParameterSymbol = parameterSymbol
}).ToArray(),
Body = statementVisitor.Visit(node.Body),
MethodSymbol = methodSymbol,
BaseCtorCallExpr = baseCtorCall,
DeclaredAccessibility = methodSymbol.DeclaredAccessibility
});
}
public JavaClass Translate(ClassDeclarationSyntax declarationNode, CSharpSyntaxVisitor <IStmt> statementTranslator)
{
var symbol = semanticModel.GetDeclaredSymbol(declarationNode);
if (symbol == null)
{
throw new Exception("Cannot build semantic information for class type");
}
var descendantNodes = declarationNode.DescendantNodes().ToArray();
var methods = descendantNodes.OfType <MethodDeclarationSyntax>()
.Select(method => TranslatorHelper.TranslateMethod(semanticModel, method, statementTranslator)).ToArray();
var ctors = descendantNodes.OfType <ConstructorDeclarationSyntax>().Select(ctor => TranslateCtor(ctor, statementTranslator)).ToArray();
var fields = TranslatorHelper.GetFields(declarationNode)
.Select(node => TranslatorHelper.TranslateField(semanticModel, node, statementTranslator));
var props = TranslatorHelper.GetProperties(declarationNode)
.Select(node => TranslatorHelper.TranslateProp(semanticModel, node, statementTranslator));
var className = declarationNode.Identifier.ToString();
return(new JavaClass
{
Name = className,
Methods = ctors.Concat <IMethod>(methods).ToArray(),
Fields = props.Concat(fields).ToArray(),
TypeSymbol = symbol,
DeclaredAccessibility = symbol.DeclaredAccessibility,
IsAbstract = symbol.IsAbstract
});
}
private static void VisitDeclaringReferences(INamedTypeSymbol namedType, CSharpSyntaxVisitor visitor)
{
foreach (var reference in namedType.DeclaringSyntaxReferences)
{
visitor.Visit(reference.GetSyntax());
}
}
public TNode IncrementalVisitSeparatedSyntaxList <TNode, TElement>(
TNode node,
Func <TNode, SeparatedSyntaxList <TElement> > getList,
Func <TNode, SeparatedSyntaxList <TElement>, TNode> withList,
CSharpSyntaxVisitor <SyntaxNode> elementVisitor = null,
Func <SyntaxToken, SyntaxToken> separatorVisitor = null)
where TNode : SyntaxNode
where TElement : SyntaxNode
{
elementVisitor = elementVisitor ?? this;
separatorVisitor = separatorVisitor ?? this.cachedVisitTokenFunc;
var count = getList(node).GetWithSeparators().Count;
for (var i = 0; i < count; ++i)
{
var list = getList(node).GetWithSeparators();
var element = list[i];
var visited = element.IsNode
? elementVisitor.TypedVisit(element.AsNode())
: (SyntaxNodeOrToken)separatorVisitor(element.AsToken());
node = withList(node, SyntaxFactory.SeparatedList <TElement>(list.Replace(element, visited)));
}
return(node);
}
public CommonConversions(SemanticModel semanticModel, CSharpSyntaxVisitor <VisualBasicSyntaxNode> nodesVisitor,
TriviaConverter triviaConverter)
{
_semanticModel = semanticModel;
_nodesVisitor = nodesVisitor;
_triviaConverter = triviaConverter;
}
public static void AcceptAll <T>(this IEnumerable <T> source, CSharpSyntaxVisitor visitor)
where T : CSharpSyntaxNode
{
foreach (var item in source)
{
item.Accept(visitor);
}
}
public MethodBodyExecutableStatementVisitor(SemanticModel semanticModel,
CSharpSyntaxVisitor <VisualBasicSyntaxNode> nodesVisitor, TriviaConverter triviaConverter,
CommonConversions commonConversions)
{
this._semanticModel = semanticModel;
this._nodesVisitor = nodesVisitor;
_commonConversions = commonConversions;
CommentConvertingVisitor = new CommentConvertingMethodBodyVisitor(this, triviaConverter);
}
public SyntaxNode VisitInvocation(InvocationExpressionSyntax node, IMethodSymbol symbol,
CSharpSyntaxVisitor <SyntaxNode> visitor)
{
//先将范型参数转换为模型Id
ServiceCodeGenerator generator = (ServiceCodeGenerator)visitor;
string appName;
string modelTypeName;
string loadMethod = null;
bool isSysStore = symbol.IsGenericMethod;
if (isSysStore) //是系统内置数据库的加载方法
{
appName = symbol.TypeArguments[0].ContainingNamespace.ContainingNamespace.Name;
modelTypeName = symbol.TypeArguments[0].Name;
loadMethod = "appbox.Store.EntityStore.LoadAsync";
}
else //SqlStore的加载方法
{
appName = symbol.ContainingType.ContainingNamespace.ContainingNamespace.Name;
modelTypeName = symbol.ContainingType.Name;
}
var appNode = generator.hub.DesignTree.FindApplicationNodeByName(appName);
var modelNode = generator.hub.DesignTree.FindModelNodeByName(appNode.Model.Id, ModelType.Entity, modelTypeName);
var model = (EntityModel)modelNode.Model;
if (!isSysStore)
{
loadMethod = $"appbox.Store.SqlStore.Get({model.SqlStoreOptions.StoreModelId}ul).LoadAsync";
}
var exp = SyntaxFactory.ParseExpression(loadMethod);
var modelIdArg = SyntaxFactory.Argument(
SyntaxFactory.LiteralExpression(SyntaxKind.NumericLiteralExpression, SyntaxFactory.Literal(modelNode.Model.Id)));
var args = SyntaxFactory.ArgumentList().AddArguments(modelIdArg);
foreach (var oldArg in node.ArgumentList.Arguments)
{
args = args.AddArguments((ArgumentSyntax)visitor.Visit(oldArg));
}
var res = SyntaxFactory.InvocationExpression(exp, args).WithTriviaFrom(node);
return(res);
}
public TNode IncrementalVisitSyntaxList <TNode, TElement>(
TNode node,
Func <TNode, SyntaxList <TElement> > getList,
Func <TNode, SyntaxList <TElement>, TNode> withList,
CSharpSyntaxVisitor <SyntaxNode> elementVisitor = null)
where TNode : SyntaxNode
where TElement : SyntaxNode
{
elementVisitor = elementVisitor ?? this;
var count = getList(node).Count;
for (var i = 0; i < count; ++i)
{
var list = getList(node);
var element = list[i];
var visited = elementVisitor.TypedVisit(element);
node = withList(node, list.Replace(element, visited));
}
return(node);
}
public SyntaxNode VisitInvocation(InvocationExpressionSyntax node,
IMethodSymbol symbol, CSharpSyntaxVisitor <SyntaxNode> visitor)
{
//将旧方法转换为服务名称参数
var service = $"{symbol.ContainingType.ContainingNamespace.ContainingNamespace}.{symbol.ContainingType.Name}.{symbol.Name}";
var returnType = symbol.ReturnType as INamedTypeSymbol;
var method = SyntaxFactory.ParseExpression(GetMethodByReturnType(returnType))
.WithTriviaFrom(node.Expression);
//添加服务名称参数
var serviceArg = SyntaxFactory.Argument(
SyntaxFactory.LiteralExpression(SyntaxKind.StringLiteralExpression,
SyntaxFactory.Literal(service)));
var args = SyntaxFactory.ArgumentList().AddArguments(serviceArg);
//转换旧有参数（如果有）
args = MakeInvokeArgs(node, visitor, args).WithTriviaFrom(node.ArgumentList);
var res = SyntaxFactory.InvocationExpression(method, args).WithTriviaFrom(node);
return(res);
}
public static void Accept(this SyntaxNode n, CSharpSyntaxVisitor vis)
{
(n as CSharpSyntaxNode).Accept(vis);
}
public IStmt Translate(InvocationExpressionSyntax expression, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
var symbol = semanticModel.GetSymbolInfo(expression).Symbol;
if (symbol == null || !SymbolHelper.IsAssignableFrom(symbol, "Stack"))
{
return(null);
}
var arguments = expression.ArgumentList.Arguments;
var exactSignatures = new Dictionary <string, string>
{
{ "Push", "push" },
{ "Pop", "pop" },
};
if (exactSignatures.ContainsKey(symbol.Name))
{
var javaMethod = exactSignatures[symbol.Name];
return(new CallExpr
{
Expression = new MemberAccessExpr
{
ObjectExpr = visitor.Visit(ExtensionPointHelper.TryGetMemberOwner(expression.Expression)),
MemberExpr = new IdentifierExpr {
Identifier = javaMethod
}
},
Arguments = arguments.Select(visitor.Visit).ToArray()
});
}
return(null);
}
public CommentConvertingVisitorWrapper(CSharpSyntaxVisitor <T> wrappedVisitor)
{
_wrappedVisitor = wrappedVisitor;
}
public SyntaxNode VisitInvocation(InvocationExpressionSyntax node, IMethodSymbol symbol, CSharpSyntaxVisitor <SyntaxNode> visitor)
{
//转换方法名称
var oldMemExp = (MemberAccessExpressionSyntax)node.Expression;
var newName = (SimpleNameSyntax)SyntaxFactory.ParseName("Where");
var newMemExp = SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression, oldMemExp.Expression, newName);
//处理参数转换为KeyPredicate
var target = node.ArgumentList.Arguments[0].Expression;
MemberAccessExpressionSyntax memberAccess = null;
if (target is SimpleLambdaExpressionSyntax)
{
memberAccess = ((SimpleLambdaExpressionSyntax)target).Body as MemberAccessExpressionSyntax;
}
else if (target is ParenthesizedLambdaExpressionSyntax)
{
memberAccess = ((ParenthesizedLambdaExpressionSyntax)target).Body as MemberAccessExpressionSyntax;
}
if (memberAccess == null)
{
throw new ArgumentException("PartitionPredicate参数错误");
}
var valueExp = node.ArgumentList.Arguments[1].Expression;
valueExp = (ExpressionSyntax)valueExp.Accept(visitor);
ServiceCodeGenerator generator = (ServiceCodeGenerator)visitor;
var entitySymbol = generator.SemanticModel.GetSymbolInfo(memberAccess.Expression).Symbol;
var names = entitySymbol.ToString().Split('.');
var appNode = generator.hub.DesignTree.FindApplicationNodeByName(names[0]);
var entityModelNode = generator.hub.DesignTree.FindModelNodeByName(appNode.Model.Id, ModelType.Entity, names[2]);
var entityModel = (EntityModel)entityModelNode.Model;
ushort memberId = 0;
if (memberAccess.Name.Identifier.Text != nameof(Data.Entity.CreateTime)) //注意排除特殊成员
{
memberId = entityModel.GetMember(memberAccess.Name.Identifier.Text, true).MemberId;
}
//判断成员是否分区键
if (entityModel.SysStoreOptions.PartitionKeys == null)
{
throw new Exception("非分区表不能指定分区谓词");
}
int pkIndex = Array.FindIndex(entityModel.SysStoreOptions.PartitionKeys, t => t.MemberId == memberId);
if (pkIndex == -1)
{
throw new Exception("指定成员非分区键");
}
var arg1Exp = SyntaxFactory.ParseExpression($"new appbox.Store.KeyPredicate({memberId}, appbox.Store.KeyPredicateType.{oldMemExp.Name}, {valueExp})");
var arg1 = SyntaxFactory.Argument(arg1Exp);
var arg2Exp = SyntaxFactory.LiteralExpression(SyntaxKind.NumericLiteralExpression,
SyntaxFactory.Literal(pkIndex));
var arg2 = SyntaxFactory.Argument(arg2Exp);
var arg3Exp = SyntaxFactory.LiteralExpression(SyntaxKind.NumericLiteralExpression,
SyntaxFactory.Literal(entityModel.SysStoreOptions.PartitionKeys.Length));
var arg3 = SyntaxFactory.Argument(arg3Exp);
var argList = SyntaxFactory.ArgumentList().AddArguments(arg1, arg2, arg3);
var res = SyntaxFactory.InvocationExpression(newMemExp, argList);
return(res.WithTriviaFrom(node));
}
public CommentConvertingNodesVisitor(CSharpSyntaxVisitor <VisualBasicSyntaxNode> wrappedVisitor)
{
_wrappedVisitor = wrappedVisitor;
}
public IStmt Translate(MemberAccessExpressionSyntax expression, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
var symbol = GetArraySymbol(semanticModel, expression);
if (symbol == null)
{
return(null);
}
var mapping = new Dictionary <string, string>
{
{ "Length", "length" }
};
if (mapping.ContainsKey(symbol.Name))
{
return(new MemberAccessExpr
{
ObjectExpr = visitor.Visit(expression.Expression),
MemberExpr = new IdentifierExpr {
Identifier = mapping[symbol.Name]
}
});
}
return(null);
}
public static JavaMethod TranslateMethod(SemanticModel semanticModel, MethodDeclarationSyntax node, CSharpSyntaxVisitor <IStmt> statementVisitor)
{
var methodSymbol = semanticModel.GetDeclaredSymbol(node);
var isStatic = methodSymbol.IsStatic;
var body = methodSymbol.IsAbstract
? new CompoundStmt {
Statements = new IStmt[0]
}
: statementVisitor.Visit(node.Body);
return(new JavaMethod
{
Name = methodSymbol.Name,
Parameters = methodSymbol.Parameters.Select(parameterSymbol => new MethodParameterInfo
{
Name = parameterSymbol.Name,
DefaultValue = GetParameterDefaultValue(parameterSymbol),
ParameterSymbol = parameterSymbol
}).ToArray(),
Body = body,
IsStatic = isStatic,
IsAbstract = methodSymbol.IsAbstract,
MethodSymbol = methodSymbol,
DeclaredAccessibility = methodSymbol.DeclaredAccessibility
});
}
public SyntaxNode VisitInvocation(InvocationExpressionSyntax node, IMethodSymbol symbol, CSharpSyntaxVisitor <SyntaxNode> visitor)
{
var target = node.ArgumentList.Arguments[0].Expression;
MemberAccessExpressionSyntax memberAccess = null;
if (target is SimpleLambdaExpressionSyntax)
{
memberAccess = ((SimpleLambdaExpressionSyntax)target).Body as MemberAccessExpressionSyntax;
}
else if (target is ParenthesizedLambdaExpressionSyntax)
{
memberAccess = ((ParenthesizedLambdaExpressionSyntax)target).Body as MemberAccessExpressionSyntax;
}
if (memberAccess == null)
{
throw new ArgumentException("Include参数错误");
}
ServiceCodeGenerator generator = (ServiceCodeGenerator)visitor;
if (!(generator.SemanticModel.GetSymbolInfo(memberAccess).Symbol is IPropertySymbol memberSymbol))
{
throw new ArgumentException("Include参数错误");
}
if (TypeHelper.IsEntityClass(memberSymbol.Type as INamedTypeSymbol))
{
throw new NotImplementedException();
}
else if (memberSymbol.Type.ToString().StartsWith(TypeHelper.Type_EntityList, StringComparison.Ordinal)) //TODO:暂简单判断
{
throw new NotImplementedException();
}
else //Include(t => t.Customer.Name)
{
//先判断不允许t => t.Name
if (memberAccess.Expression is IdentifierNameSyntax)
{
throw new Exception("不允许Include如t=>t.Name");
}
var levels = new List <ValueTuple <string, ushort> >();
PathToLevels(generator, memberAccess, memberSymbol, levels);
levels.Reverse();
var aliasName = string.Concat(levels.Select(t => t.Item1));
var argsArray = new ArgumentSyntax[levels.Count + 1];
argsArray[0] = SyntaxFactory.Argument(
SyntaxFactory.LiteralExpression(SyntaxKind.StringLiteralExpression,
SyntaxFactory.Literal(aliasName)));
for (int i = 0; i < levels.Count; i++)
{
argsArray[i + 1] = SyntaxFactory.Argument(
SyntaxFactory.LiteralExpression(SyntaxKind.NumericLiteralExpression,
SyntaxFactory.Literal(levels[i].Item2)));
}
var args = SyntaxFactory.ArgumentList().AddArguments(argsArray);
return(node.WithArgumentList(args));
}
}
public override void Accept(CSharpSyntaxVisitor visitor)
{
throw new NotImplementedException();
}
private SyntaxList <StatementSyntax> ConvertStatement(Microsoft.CodeAnalysis.CSharp.Syntax.StatementSyntax statement, CSharpSyntaxVisitor <SyntaxList <StatementSyntax> > methodBodyVisitor)
{
var convertedStatements = statement.Accept(methodBodyVisitor);
convertedStatements = InsertRequiredDeclarations(convertedStatements, statement);
return(convertedStatements);
}
public IStmt Translate(MemberAccessExpressionSyntax expression, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
var symbol = GetStringSymbol(semanticModel, expression);
if (symbol == null)
{
return(null);
}
var memberToMethodMappings = new Dictionary <string, string>
{
{ "Length", "length" }
};
if (memberToMethodMappings.ContainsKey(symbol.Name))
{
var targetMethod = memberToMethodMappings[symbol.Name];
return(new CallExpr
{
Expression = new MemberAccessExpr
{
ObjectExpr = visitor.Visit(ExtensionPointHelper.TryGetMemberOwner(expression)),
MemberExpr = new IdentifierExpr {
Identifier = targetMethod
}
},
Arguments = new IStmt[0]
});
}
return(null);
}
public IStmt Translate(InvocationExpressionSyntax expression, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
var symbol = GetStringSymbol(semanticModel, expression);
if (symbol == null)
{
return(null);
}
var arguments = expression.ArgumentList.Arguments;
var exactSignatures = new Dictionary <string, string>
{
{ "ToLower", "toLowerCase" },
{ "ToUpper", "toUpperCase" },
{ "EndsWith", "endsWith" },
{ "StartsWith", "startsWith" },
{ "IndexOf", "indexOf" },
{ "Substring", "substring" },
{ "Contains", "contains" }
};
if (exactSignatures.ContainsKey(symbol.Name))
{
var javaMethod = exactSignatures[symbol.Name];
return(new CallExpr
{
Expression = new MemberAccessExpr
{
ObjectExpr = visitor.Visit(ExtensionPointHelper.TryGetMemberOwner(expression.Expression)),
MemberExpr = new IdentifierExpr {
Identifier = javaMethod
}
},
Arguments = arguments.Select(visitor.Visit).ToArray()
});
}
if (symbol.Name == "IsNullOrEmpty") //string.IsNullOrEmpty(s) => s.isEmpty()
{
return(new CallExpr
{
Expression = new MemberAccessExpr
{
ObjectExpr = visitor.Visit(arguments.First()),
MemberExpr = new IdentifierExpr {
Identifier = "isEmpty"
}
},
Arguments = new IStmt[0]
});
}
return(null);
}
public IStmt Translate(ElementAccessExpressionSyntax expression, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
var symbol = GetStringSymbol(semanticModel, expression);
if (symbol == null)
{
return(null);
}
return(new CallExpr
{
Expression = new MemberAccessExpr
{
ObjectExpr = visitor.Visit(expression.Expression),
MemberExpr = new IdentifierExpr {
Identifier = "charAt"
}
},
Arguments = new[] { visitor.Visit(expression.ArgumentList.Arguments.First()) }
});
}
public static JavaField TranslateProp(SemanticModel semanticModel, PropertyDeclarationSyntax node, CSharpSyntaxVisitor <IStmt> statementVisitor)
{
var symbol = semanticModel.GetDeclaredSymbol(node);
return(new JavaField
{
FieldName = node.Identifier.ToString(),
IsStatic = symbol.IsStatic,
Initialization = node.Initializer != null?statementVisitor.Visit(node.Initializer) : null,
TypeSymbol = SymbolHelper.GetVariableSymbol(symbol),
DeclaredAccessibility = symbol.DeclaredAccessibility
});
}
public static IStmt Translate <TNode>(this IEnumerable <IExtensionPoint> extensionPoints, TNode node, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
return
(extensionPoints.OfType <IExtensionPoint <TNode> >().Select(extensionPoint => extensionPoint.Translate(node, semanticModel, visitor)).FirstOrDefault(result => result != null));
}
public SyntaxNode VisitInvocation(InvocationExpressionSyntax node, IMethodSymbol symbol, CSharpSyntaxVisitor <SyntaxNode> visitor)
{
//先将第一个范型参数转换为模型Id，忽略第二个范型参数
ServiceCodeGenerator generator = (ServiceCodeGenerator)visitor;
var appName = symbol.TypeArguments[0].ContainingNamespace.ContainingNamespace.Name;
var modelTypeName = symbol.TypeArguments[0].Name;
var appNode = generator.hub.DesignTree.FindApplicationNodeByName(appName);
var modelNode = generator.hub.DesignTree.FindModelNodeByName(appNode.Model.Id, ModelType.Entity, modelTypeName);
var exp = SyntaxFactory.ParseExpression("appbox.Store.EntityStore.LoadEntitySetAsync");
//第一个参数
var modelIdArg = SyntaxFactory.Argument(
SyntaxFactory.LiteralExpression(SyntaxKind.NumericLiteralExpression, SyntaxFactory.Literal(modelNode.Model.Id)));
var args = SyntaxFactory.ArgumentList().AddArguments(modelIdArg);
//第二个参数
args = args.AddArguments((ArgumentSyntax)visitor.Visit(node.ArgumentList.Arguments[0]));
//第三个参数
var target = node.ArgumentList.Arguments[1].Expression;
MemberAccessExpressionSyntax memberAccess = null;
if (target is SimpleLambdaExpressionSyntax)
{
memberAccess = ((SimpleLambdaExpressionSyntax)target).Body as MemberAccessExpressionSyntax;
}
else if (target is ParenthesizedLambdaExpressionSyntax)
{
memberAccess = ((ParenthesizedLambdaExpressionSyntax)target).Body as MemberAccessExpressionSyntax;
}
if (memberAccess == null)
{
throw new ArgumentException("LoadEntitySetAsync参数错误");
}
var expSymbol = generator.SemanticModel.GetSymbolInfo(memberAccess).Symbol;
var memberId = generator.GetEntityMemberId(expSymbol);
var arg3 = SyntaxFactory.Argument(SyntaxFactory.LiteralExpression(SyntaxKind.NumericLiteralExpression
, SyntaxFactory.Literal(memberId)));
args = args.AddArguments(arg3);
var res = SyntaxFactory.InvocationExpression(exp, args).WithTriviaFrom(node);
return(res);
}
public override TResult Accept <TResult>(CSharpSyntaxVisitor <TResult> visitor)
{
throw new NotImplementedException();
}
public IStmt Translate(ObjectCreationExpressionSyntax node, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
var type = semanticModel.GetTypeInfo(node).Type;
if (type == null || type.Name != "Func")
{
return(null);
}
var lambdas = node.DescendantNodes().OfType <SimpleLambdaExpressionSyntax>();
if (!lambdas.Any())
{
return(null);
}
var lambda = lambdas.First();
return(new BinaryExpr
{
Left = visitor.Visit(lambda.Parameter),
Operation = "->",
Right = visitor.Visit(lambda.Body)
});
}
public IStmt Translate(InvocationExpressionSyntax expression, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
var symbol = GetConvertSymbol(semanticModel, expression);
if (symbol == null)
{
return(null);
}
var arguments = expression.ArgumentList.Arguments;
var exactSignatures = new Dictionary <string, string>
{
{ "ToInt32", "Integer.parseInt" },
{ "ToDouble", "Double.parseDouble" }
};
if (exactSignatures.ContainsKey(symbol.Name))
{
var dotIndex = exactSignatures[symbol.Name].IndexOf('.');
var obj = exactSignatures[symbol.Name].Substring(0, dotIndex);
var method = exactSignatures[symbol.Name].Substring(dotIndex + 1);
return(new CallExpr
{
Expression = new MemberAccessExpr
{
ObjectExpr = new IdentifierExpr {
Identifier = obj
},
MemberExpr = new IdentifierExpr {
Identifier = method
}
},
Arguments = new[] { visitor.Visit(arguments[0]) }
});
}
return(null);
}
public IStmt Translate(InvocationExpressionSyntax node, SemanticModel semanticModel, CSharpSyntaxVisitor <IStmt> visitor)
{
var symbol = semanticModel.GetSymbolInfo(node).Symbol;
if (symbol == null || !SymbolHelper.IsAssignableFrom(symbol, "Func"))
{
return(null);
}
var arguments = node.ArgumentList.Arguments;
return(new CallExpr
{
Expression = new MemberAccessExpr
{
ObjectExpr = visitor.Visit(node.Expression),
MemberExpr = new IdentifierExpr {
Identifier = "apply"
}
},
Arguments = arguments.Select(visitor.Visit).ToArray()
});
}