exception

Documentation

Index

• func NewUnaryClientInterceptor() grpc.UnaryClientInterceptor
• type UnaryClientInterceptor
  • func (e *UnaryClientInterceptor) UnaryClientInterceptor(ctx context.Context, method string, req, reply interface{}, ...) error

Functions

func NewUnaryClientInterceptor

func NewUnaryClientInterceptor() grpc.UnaryClientInterceptor

grpc server端 的异常只支持 code 与 description, 为了能完整把异常传递给下游调用方, 把异常放到了grpc response header中 客户端如果发现有这个key 说明该异常是我们定义的业务异常对象(API Exception), 需要还原。

Types

type UnaryClientInterceptor

type UnaryClientInterceptor struct {
}

func (*UnaryClientInterceptor) UnaryClientInterceptor

func (e *UnaryClientInterceptor) UnaryClientInterceptor(
	ctx context.Context,
	method string,
	req, reply interface{},
	cc *grpc.ClientConn,
	invoker grpc.UnaryInvoker,
	opts ...grpc.CallOption) error