add Context.ReadHeaders

_examples/request-body/read-headers/main.go

@@ -0,0 +1,41 @@
+// package main contains an example on how to use the ReadHeaders,
+// same way you can do the ReadQuery, ReadJSON, ReadProtobuf and e.t.c.
+package main
+
+import (
+	"github.com/kataras/iris/v12"
+)
+
+type myHeaders struct {
+	RequestID      string `header:"X-Request-Id,required"`
+	Authentication string `header:"Authentication,required"`
+}
+
+func main() {
+	app := newApp()
+
+	// http://localhost:8080
+	/*
+		myHeaders: main.myHeaders{
+			RequestID: "373713f0-6b4b-42ea-ab9f-e2e04bc38e73",
+			Authentication: "Bearer my-token",
+		}
+	*/
+	app.Listen(":8080")
+}
+
+func newApp() *iris.Application {
+	app := iris.New()
+
+	app.Get("/", func(ctx iris.Context) {
+		var hs myHeaders
+		if err := ctx.ReadHeaders(&hs); err != nil {
+			ctx.StopWithError(iris.StatusInternalServerError, err)
+			return
+		}
+
+		ctx.Writef("myHeaders: %#v", hs)
+	})
+
+	return app
+}