package main import ( "net/http" "github.com/gorilla/handlers" ) // applyCORSHandler applies a CORS policy to the router. CORS stands for Cross-Origin Resource Sharing: it's a security // feature present in web browsers that blocks JavaScript requests going across different domains if not specified in a // policy. This function sends the policy of this API server. func applyCORSHandler(h http.Handler) http.Handler { return handlers.CORS( handlers.AllowedHeaders([]string{ "Content-Type", "Authorization", }), handlers.AllowCredentials(), handlers.AllowedMethods([]string{"GET", "POST", "OPTIONS", "DELETE", "PUT"}), handlers.AllowedOrigins([]string{"*"}), )(h) }