Convert phf_macros to new-style proc-macros

phf_macros/Cargo.toml

@@ -1,30 +1,20 @@
 [package]
 name = "phf_macros"
+version = "0.1.0"
 authors = ["Steven Fackler <sfackler@gmail.com>"]
-version = "0.7.23"
-license = "MIT"
-description = "Compiler plugin for perfect hash function data structures"
-repository = "https://github.com/sfackler/rust-phf"
-documentation = "https://docs.rs/phf_macros/0.7.23/phf_macros"
+edition = "2018"
 
 [lib]
-name = "phf_macros"
-path = "src/lib.rs"
-plugin = true
-test = false
-
-[features]
-unicase_support = ["unicase", "phf_shared/unicase"]
-
-# Deprecated
-stats = []
+proc-macro = true
 
 [dependencies]
+syn = { version = "0.15", features = ["full", "extra-traits"] }
+quote = "0.6"
+proc-macro2 = "0.4"
+
 phf_generator = { version = "=0.7.23", path = "../phf_generator" }
 phf_shared = { version = "=0.7.23", path = "../phf_shared" }
-unicase = { version = "1.4", optional = true }
 
 [dev-dependencies]
 compiletest_rs = "0.3"
 phf = { version = "0.7.23", path = "../phf" }
-

phf_macros/benches/bench.rs

@@ -1,13 +1,11 @@
-#![feature(plugin, test)]
-#![plugin(phf_macros)]
+#![feature(test, proc_macro_hygiene)]
 
 extern crate test;
-extern crate phf;
 
 mod map {
     use std::collections::{BTreeMap, HashMap};
     use test::Bencher;
-
+    use phf_macros::phf_map;
     use phf;
 
     macro_rules! map_and_match {