add goa examples

go/goa_example/cmd/host-cli/http.go

@@ -0,0 +1,39 @@
+package main
+
+import (
+	cli "goa_example/gen/http/cli/host"
+	"net/http"
+	"time"
+
+	goahttp "goa.design/goa/v3/http"
+	goa "goa.design/goa/v3/pkg"
+)
+
+func doHTTP(scheme, host string, timeout int, debug bool) (goa.Endpoint, interface{}, error) {
+	var (
+		doer goahttp.Doer
+	)
+	{
+		doer = &http.Client{Timeout: time.Duration(timeout) * time.Second}
+		if debug {
+			doer = goahttp.NewDebugDoer(doer)
+		}
+	}
+
+	return cli.ParseEndpoint(
+		scheme,
+		host,
+		doer,
+		goahttp.RequestEncoder,
+		goahttp.ResponseDecoder,
+		debug,
+	)
+}
+
+func httpUsageCommands() string {
+	return cli.UsageCommands()
+}
+
+func httpUsageExamples() string {
+	return cli.UsageExamples()
+}