impl new_blocking

examples/main.rs

@@ -4,7 +4,7 @@ use sendgrid::{Destination, Mail};
 fn main() {
     let mut env_vars = std::env::vars();
     let api_key_check = env_vars.find(|var| var.0 == "SENDGRID_API_KEY");
-    
+
     let api_key: String = match api_key_check {
         Some(key) => key.1,
         None => panic!("Must supply API key in environment variables to use!"),

src/v3.rs

@@ -8,12 +8,11 @@ use reqwest::header::{self, HeaderMap, HeaderValue, InvalidHeaderValue};
 use serde::Serialize;
 use serde_json::{to_value, value::Value, value::Value::Object, Map};
 
+use crate::error::{RequestNotSuccessful, SendgridError, SendgridResult};
 #[cfg(feature = "blocking")]
 use reqwest::blocking::Response as BlockingResponse;
 use reqwest::{Client, Response};
 
-use crate::error::{RequestNotSuccessful, SendgridError, SendgridResult};
-
 const V3_API_URL: &str = "https://api.sendgrid.com/v3/mail/send";
 
 /// Just a redefinition of a map to store string keys and values.
@@ -201,10 +200,7 @@ pub struct ASM {
 
 impl Sender {
     /// Construct a new V3 message sender.
-    pub fn new(
-        api_key: String,
-        client: Option<Client>,
-    ) -> Sender {
+    pub fn new(api_key: String, client: Option<Client>) -> Sender {
         Sender {
             api_key,
             client: client.unwrap_or_default(),
@@ -214,6 +210,21 @@ impl Sender {
         }
     }
 
+    /// Construct a new V3 message sender with a blocking client.
+    #[cfg(feature = "blocking")]
+    pub fn new_blocking(
+        api_key: String,
+        blocking_client: Option<reqwest::blocking::Client>,
+    ) -> Sender {
+        Sender {
+            api_key,
+            client: Client::new(),
+            #[cfg(feature = "blocking")]
+            blocking_client: blocking_client.unwrap_or_default(),
+            host: V3_API_URL.to_string(),
+        }
+    }
+
     /// Sets the host to use for the API. This is useful if you are using a proxy or a local
     /// development server. It should be a full URL, including the protocol.
     pub fn set_host<S: Into<String>>(&mut self, host: S) {