feature flags and rustfmt

.drone.yml

@@ -6,7 +6,7 @@ steps:
     image: "rust:1"
     pull: always
     commands:
-      - cargo test --all
+      - cargo test --all --all-features
     when:
       event:
         - push

Cargo.toml

@@ -10,12 +10,17 @@ edition = "2018"
 num = "0.2"
 num-derive = "0.3"
 num-traits = "0.2"
-rustls = "0.18"
+rustls = { version = "0.18", optional = true }
-webpki = "0.21.0"
+webpki = { version = "0.21.0", optional = true }
-webpki-roots = "0.20"
+webpki-roots = { version = "0.20", optional = true }
 log = "0.4"
 url = "2"
 thiserror = "1"
 
 [dev-dependencies]
 pretty_env_logger = "0.4"
+
+[features]
+default = ["client"]
+
+client = ["rustls", "webpki", "webpki-roots"]

src/lib.rs

@@ -1,7 +1,10 @@
-mod client;
-mod status_code;
 mod response;
+mod status_code;
 
+pub use response::{Error as ResponseError, Response};
 pub use status_code::StatusCode;
-pub use response::{Response, Error as ResponseError};
+
+#[cfg(feature = "client")]
+mod client;
+#[cfg(feature = "client")]
 pub use client::{get, Error as ClientError};

src/status_code.rs

@@ -119,5 +119,7 @@ pub enum StatusCode {
 }
 
 impl Default for StatusCode {
-    fn default() -> Self { StatusCode::Success }
+    fn default() -> Self {
+        StatusCode::Success
+    }
 }