本文整理汇总了C#中SyntaxGenerator.TryCatchStatement方法的典型用法代码示例。如果您正苦于以下问题：C# SyntaxGenerator.TryCatchStatement方法的具体用法？C# SyntaxGenerator.TryCatchStatement怎么用？C# SyntaxGenerator.TryCatchStatement使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类SyntaxGenerator的用法示例。
在下文中一共展示了SyntaxGenerator.TryCatchStatement方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: CreateStaticCloseProxyMethod
private SyntaxNode CreateStaticCloseProxyMethod(Compilation compilation, SyntaxGenerator g, GenerationNameTable nameTable, bool asAsync)
{
//private static void CloseProxy(System.ServiceModel.ICommunicationObject proxy, bool alwaysAbort)
//{
// try
// {
// if (proxy != null && proxy.State != System.ServiceModel.CommunicationState.Closed)
// {
// if (!alwaysAbort && proxy.State != System.ServiceModel.CommunicationState.Faulted)
// {
// proxy.Close();
// }
// else
// {
// proxy.Abort();
// }
// }
// }
// catch (System.ServiceModel.CommunicationException)
// {
// proxy.Abort();
// }
// catch (System.TimeoutException)
// {
// proxy.Abort();
// }
// catch
// {
// proxy.Abort();
// throw;
// }
//}
return g.MethodDeclaration(
asAsync ? nameTable[MemberNames.CloseProxyAsyncMethod] : nameTable[MemberNames.CloseProxyMethod],
accessibility: Accessibility.Private,
returnType: asAsync ? g.TypeExpression(compilation.RequireType<Task>()) : null,
modifiers: (asAsync ? DeclarationModifiers.Async : DeclarationModifiers.None) | DeclarationModifiers.Static,
parameters: new SyntaxNode[]
{
g.ParameterDeclaration("proxy", g.TypeExpression(compilation.RequireTypeByMetadataName("System.ServiceModel.ICommunicationObject"))),
g.ParameterDeclaration("alwaysAbort", g.TypeExpression(SpecialType.System_Boolean))
},
statements: new SyntaxNode[]
{
g.TryCatchStatement(
new SyntaxNode[]
{
// if (proxy != null && proxy.State != System.ServiceModel.CommunicationState.Closed)
g.IfStatement(
g.LogicalAndExpression(
g.ReferenceNotEqualsExpression(
g.IdentifierName("proxy"),
g.NullLiteralExpression()
),
g.ValueNotEqualsExpression(
g.MemberAccessExpression(
g.IdentifierName("proxy"),
"State"
),
g.DottedName("System.ServiceModel.CommunicationState.Closed")
)
),
new SyntaxNode[]
{
// if (!alwaysAbort && proxy.State != System.ServiceModel.CommunicationState.Faulted)
g.IfStatement(
g.LogicalAndExpression(
g.LogicalNotExpression(
g.IdentifierName("alwaysAbort")
),
g.ValueNotEqualsExpression(
g.MemberAccessExpression(
g.IdentifierName("proxy"),
"State"
),
g.DottedName("System.ServiceModel.CommunicationState.Faulted")
)
),
new SyntaxNode[]
{
g.ExpressionStatement(
asAsync ?
// await System.Threading.Tasks.Task.Factory.FromAsync(proxy.BeginClose, proxy.EndClose, null).ConfigureAwait(false);
AwaitExpression(g,
g.InvocationExpression(
g.DottedName("System.Threading.Tasks.Task.Factory.FromAsync"),
g.DottedName("proxy.BeginClose"),
g.DottedName("proxy.EndClose"),
g.NullLiteralExpression()
)
)
:
// proxy.Close();
g.InvocationExpression(
g.MemberAccessExpression(
g.IdentifierName("proxy"),
"Close"
)
//.........这里部分代码省略.........
示例2: CreateDisposeMethods
private IEnumerable<SyntaxNode> CreateDisposeMethods(Compilation compilation, SyntaxGenerator g, GenerationNameTable nameTable, bool suppressWarningComments)
{
yield return g.AddWarningCommentIf(!suppressWarningComments,
g.MethodDeclaration(
"Dispose",
accessibility: Accessibility.Public,
statements: new SyntaxNode[]
{
g.InvocationExpression(
g.MemberAccessExpression(
g.ThisExpression(),
"Dispose"
),
g.TrueLiteralExpression()
),
g.InvocationExpression(
g.MemberAccessExpression(
g.TypeExpression(compilation.RequireTypeByMetadataName("System.GC")),
"SuppressFinalize"
),
g.ThisExpression()
)
}
))
.PrependLeadingTrivia(g.CreateRegionTrivia("IDisposable"));
yield return g.AddWarningCommentIf(!suppressWarningComments, g.MethodDeclaration(
"Dispose",
parameters: new SyntaxNode[] { g.ParameterDeclaration("disposing", g.TypeExpression(SpecialType.System_Boolean)) },
accessibility: Accessibility.Private,
statements: new SyntaxNode[]
{
g.IfStatement(
g.ValueEqualsExpression(
g.IdentifierName("disposing"),
g.TrueLiteralExpression()
),
new SyntaxNode[]
{
g.TryCatchStatement(
new SyntaxNode[]
{
g.ExpressionStatement(
g.InvocationExpression(
g.MemberAccessExpression(
g.ThisExpression(),
nameTable[MemberNames.CloseProxyMethod]
),
g.FalseLiteralExpression()
)
)
},
new SyntaxNode[]
{
g.CatchClause(new SyntaxNode [0])
}
)
}
)
}
)).AddTrailingTrivia(g.CreateEndRegionTrivia());
}示例3: GenerateClientClass
//.........这里部分代码省略.........
nameTable[MemberNames.CloseProxyMethod]
),
gen.FalseLiteralExpression()
)
),
// throw;
gen.ThrowStatement()
});
foreach (var sourceMethodEntry in methods.AsSmartEnumerable())
{
var sourceMethod = sourceMethodEntry.Value;
using (nameTable.PushScope(sourceMethod.Parameters.Select(p => p.Name)))
{
bool isAsync = ReturnsTask(semanticModel.Compilation, sourceMethod);
bool isVoid = sourceMethod.ReturnType.SpecialType == SpecialType.System_Void || sourceMethod.ReturnType.Equals(semanticModel.Compilation.RequireType<Task>());
SyntaxNode targetMethod = gen.MethodDeclaration(sourceMethod);
if (sourceMethodEntry.IsFirst)
targetMethod = targetMethod.PrependLeadingTrivia(gen.CreateRegionTrivia("Contract Methods")).AddLeadingTrivia(gen.NewLine());
targetMethod = gen.AddWarningCommentIf(!suppressWarningComments, targetMethod);
targetMethod = gen.WithModifiers(targetMethod, isAsync ? DeclarationModifiers.Async : DeclarationModifiers.None);
targetMethod = gen.WithStatements(targetMethod, new SyntaxNode[]
{
// ==> try {
gen.TryCatchStatement(new SyntaxNode[]
{
CreateProxyVaraibleDeclaration(gen, nameTable, isAsync),
CreateProxyInvocationStatement(semanticModel.Compilation, gen, nameTable, sourceMethod)
}, new SyntaxNode[]
{
catchAndCloseProxyStatement
}
)
});
targetMethod = targetMethod.AddNewLineTrivia();
if (sourceMethodEntry.IsLast && !(isAsync && includeCancellableAsyncMethods))
targetMethod = targetMethod.AddTrailingTrivia(gen.CreateEndRegionTrivia()).AddNewLineTrivia();
targetClass = gen.AddMembers(targetClass, targetMethod);
if (isAsync && includeCancellableAsyncMethods)
{
targetMethod = gen.MethodDeclaration(sourceMethod);
targetMethod = gen.AddParameters(targetMethod, new[] { gen.ParameterDeclaration(nameTable[MemberNames.CancellationTokenParameter], gen.TypeExpression(semanticModel.Compilation.RequireType<CancellationToken>())) });
targetMethod = gen.WithModifiers(targetMethod, isAsync ? DeclarationModifiers.Async : DeclarationModifiers.None);
targetMethod = gen.WithStatements(targetMethod, new SyntaxNode[]
{
// ==> try {
gen.TryCatchStatement(new SyntaxNode[]
{
CreateProxyVaraibleDeclaration(gen, nameTable, isAsync),
CreateCancellableProxyInvocationStatement(semanticModel.Compilation, gen, nameTable, sourceMethod)