Work on async reqwest-based client feature isolation

Author: tomhoule

graphql_client/Cargo.toml

@@ -16,6 +16,15 @@ serde = { version = "^1.0.78", features = ["derive"] }
 serde_json = "1.0"
 doc-comment = "0.3.1"
 
+[dependencies.reqwest]
+version = "0.9.16"
+optional = true
+
+[dependencies.futures-preview]
+version = "0.3.0-alpha.16"
+optional = true
+features = ["compat"]
+
 [dependencies.futures]
 version = "0.1"
 optional = true
@@ -54,6 +63,7 @@ version = "0.9.16"
 version = "0.2.43"
 
 [features]
+native = ["reqwest", "futures-preview"]
 web = [
     "futures",
     "js-sys",

graphql_client/src/lib.rs

@@ -2,6 +2,7 @@
 //!
 //! The main interface to this library is the custom derive that generates modules from a GraphQL query and schema. See the docs for the [`GraphQLQuery`] trait for a full example.
 
+#![feature(async_await)]
 #![deny(missing_docs)]
 #![deny(rust_2018_idioms)]
 #![deny(warnings)]
@@ -15,6 +16,8 @@ pub use graphql_query_derive::*;
 
 use serde::*;
 
+#[cfg(feature = "native")]
+pub mod native;
 #[cfg(feature = "web")]
 pub mod web;