switch lazy_static to once_cell

Signed-off-by: Andrew Whitehead <[email protected]>

Cargo.toml

@@ -31,7 +31,7 @@ dashmap = "3.11"
 crossbeam = "0.7"
 uuid = { version = "0.8", features = ["v4"] }
 regex = "1"
-lazy_static = "1"
+once_cell = "1"
 log = "0.4"
 asynchronous-codec = "0.6"
 async-std = { version = "1", features = ["attributes"], optional = true }

src/endpoint/mod.rs

@@ -5,7 +5,7 @@ mod transport;
 pub use host::Host;
 pub use transport::Transport;
 
-use lazy_static::lazy_static;
+use once_cell::sync::Lazy;
 use regex::Regex;
 use std::fmt;
 use std::net::SocketAddr;
@@ -16,6 +16,9 @@ pub use error::EndpointError;
 
 pub type Port = u16;
 
+static TRANSPORT_REGEX: Lazy<Regex> = Lazy::new(|| Regex::new(r"^([[:lower:]]+):https://(.+)$").unwrap());
+static HOST_PORT_REGEX: Lazy<Regex> = Lazy::new(|| Regex::new(r"^(.+):(\d+)$").unwrap());
+
 /// Represents a ZMQ Endpoint.
 ///
 /// # Examples
@@ -58,11 +61,6 @@ impl FromStr for Endpoint {
  type Err = EndpointError;
 
  fn from_str(s: &str) -> Result<Self, Self::Err> {
- lazy_static! {
- static ref TRANSPORT_REGEX: Regex = Regex::new(r"^([[:lower:]]+):https://(.+)$").unwrap();
- static ref HOST_PORT_REGEX: Regex = Regex::new(r"^(.+):(\d+)$").unwrap();
- }
-
  let caps = TRANSPORT_REGEX
  .captures(s)
  .ok_or(EndpointError::Syntax("Could not parse transport"))?;
@@ -149,21 +147,20 @@ mod private {
 #[cfg(test)]
 mod tests {
  use super::*;
- use lazy_static::lazy_static;
 
- lazy_static! {
- static ref PAIRS: Vec<(Endpoint, &'static str)> = vec![
+ static PAIRS: Lazy<Vec<(Endpoint, &'static str)>> = Lazy::new(|| {
+ vec![
  (
  Endpoint::Ipc(Some(PathBuf::from("/tmp/asdf"))),
- "ipc:https:///tmp/asdf"
+ "ipc:https:///tmp/asdf",
  ),
  (
  Endpoint::Ipc(Some(PathBuf::from("my/dir_1/dir-2"))),
- "ipc:https://my/dir_1/dir-2"
+ "ipc:https://my/dir_1/dir-2",
  ),
  (
  Endpoint::Ipc(Some(PathBuf::from("@abstract/namespace"))),
- "ipc:https://@abstract/namespace"
+ "ipc:https://@abstract/namespace",
  ),
  (
  Endpoint::Tcp(Host::Domain("www.example.com".to_string()), 1234),
@@ -183,22 +180,22 @@ mod tests {
  ),
  (
  Endpoint::Tcp(Host::Domain("i❤.ws".to_string()), 80),
- "tcp:https://i❤.ws:80"
+ "tcp:https://i❤.ws:80",
  ),
  (
  Endpoint::Tcp(Host::Domain("xn--i-7iq.ws".to_string()), 80),
- "tcp:https://xn--i-7iq.ws:80"
+ "tcp:https://xn--i-7iq.ws:80",
  ),
  (
  Endpoint::Tcp(Host::Ipv4("127.0.0.1".parse().unwrap()), 65535),
- "tcp:https://127.0.0.1:65535"
+ "tcp:https://127.0.0.1:65535",
  ),
  (
  Endpoint::Tcp(Host::Ipv4("127.0.0.1".parse().unwrap()), 0),
- "tcp:https://127.0.0.1:0"
- )
- ];
- }
+ "tcp:https://127.0.0.1:0",
+ ),
+ ]
+ });
 
  #[test]
  fn test_endpoint_display() {