env-url 1.0.2

env composable service urls
Documentation
env-url-1.0.2 has been yanked.

This crate provides env-composable service urls complete with key overrides as to facilitate flexibility and to simplify integration with kubernetes.

Env mapping behaviors

ENV
{PREFIX}_URL set service url, disregarding other overrides
{PREFIX}_URL_ENV override {PREFIX}_URL env mapping
{PREFIX}_SCHEME set url scheme component
{PREFIX}_SCHEME_ENV override {PREFIX}_SCHEME env mapping
{PREFIX}_PATH set url path component
{PREFIX}_PATH_ENV override {PREFIX}_PATH env mapping
{PREFIX}_QUERY set url query component
{PREFIX}_QUERY_ENV override {PREFIX}_QUERY env mapping
{PREFIX}_USERNAME set url username component (if password set)
{PREFIX}_USERNAME_ENV override {PREFIX}_USERNAME env mapping
{PREFIX}_PASSWORD set url password (username as "default" if empty)
{PREFIX}_PASSWORD_ENV override {PREFIX}_PASSWORD env mapping

Example

use env_url::*;

#[derive(EnvURL)]
#[env_url(env_prefix = "REDIS", default = "redis://127.0.0.1:6379")]
pub struct RedisDB;

let service_url = RedisDB::service_url();