Fixed macro issue outlined here: rust-lang/rust#34660 (comment)

This is only a point release because of the minor change.

Also updated regex dependency which is also only a point change.

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "Inflector"
-version = "0.3.0"
+version = "0.3.1"
 authors = ["Josh Teeter<joshteeter@gmail.com>"]
 exclude = [".travis.yml", ".gitignore"]
 readme = "README.md"
@@ -20,5 +20,5 @@ name = "inflector"
 path = "src/lib.rs"
 
 [dependencies]
-regex = "0.1.41"
+regex = "0.1.73"
 lazy_static = "0.2.1"

src/string/pluralize/mod.rs

@@ -1,16 +1,17 @@
+#![deny(warnings)]
 use regex::Regex;
 use string::constants::UNACCONTABLE_WORDS;
 
 macro_rules! add_rule{
-    ($r:ident, $rule:expr => $replace:expr) =>{
+    ($r:ident, $rule:expr => $replace:expr) => {
         $r.push((Regex::new($rule).unwrap(), $replace));
     }
 }
 
 macro_rules! rules{
-    ($r:ident; $($rule:expr => $replace:expr), *) =>{
+    ($r:ident; $($rule:expr => $replace:expr), *) => {
         $(
-            add_rule!($r, $rule => $replace)
+            add_rule!{$r, $rule => $replace}
         )*
     }
 }