Merge pull request #9 from hadrianl/debug

Debug

README.md

@@ -1,12 +1,13 @@
-# Interactive Brokers API - GoLang Version
+# Interactive Brokers API - GoLang Implement
 Interactive Brokers API 9.79
-pure golang, Unofficial version, smilar to the official python version
+pure golang, Unofficial, smilar to the official python Implement
 
 
 ## INSTALL
 `go get -u github.com/hadrianl/ibapi`
 
 ## USAGE
+### demo1
 ```golang
 import (
     . "github.com/hadrianl/ibapi"
@@ -42,5 +43,45 @@ func main(){
 
 ```
 
+### demo2 with context 
+```golang
+import (
+    . "github.com/hadrianl/ibapi"
+    "time"
+    "context"
+    log "github.com/sirupsen/logrus"
+)
+
+func main(){
+    var err error
+    ibwrapper := &Wrapper{}
+    ctx, _ := context.WithTimeout(context.Background(), time.Second*30)
+    ic := NewIbClient(ibwrapper)
+    ic.SetContext(ctx)
+    err = ic.Connect("172.0.0.1", 4002, 0)
+    if err != nil {
+        log.Panic("Connect failed:", err)
+        return
+    }
+
+    err = ic.HandShake()
+    if err != nil {
+        log.Println("HandShake failed:", err)
+        return
+    }
+
+    ic.ReqCurrentTime()
+    ic.ReqAutoOpenOrders(true)
+    ic.ReqAccountUpdates(true, "")
+    ic.ReqExecutions(ic.GetReqID(), ExecutionFilter{})
+
+    ic.Run()
+
+    err = ic.LoopUntilDone()  // block until ctx or ic is done, also, 
+	fmt.Println(err)
+}
+
+```
+
 ## Reference 
 1.[Offical Document](https://interactivebrokers.github.io/tws-api/)