refactor: upgrade edition and regex dependency

Author: dodomorandi

Cargo.toml

@@ -13,6 +13,7 @@ keywords = [
   "RFC6570"
 ]
 license = "BSD-3-Clause"
+edition = "2021"
 
 [dependencies]
-regex = "0.1.69"
+regex = "1.6.0"

scripts/generate_tests.py

@@ -41,7 +41,6 @@ def compute_md5(s):
 
 # Print headers
 print('// File autogenerated with /scripts/generate_tests.py\n')
-print('extern crate datta;')
 print('use datta::UriTemplate;\n')
 
 # Create tests from JSON file

src/lib.rs

@@ -8,7 +8,6 @@
 //! Variable setting can be chained for nice, clean code.
 //!
 //! ```ignore
-//! extern crate datta;
 //! use datta::UriTemplate;
 //!
 //! let uri = UriTemplate::new("/view/{object:1}/{/object,names}{?query*}")
@@ -49,8 +48,6 @@
 //! In addition, you can implement `IntoTemplateVar` for your own types. View the
 //! documentation for `IntoTemplateVar` for information on how that works.
 
-extern crate regex;
-
 mod percent_encoding;
 mod templatevar;
 

src/percent_encoding.rs

@@ -62,4 +62,6 @@ pub fn encode_reserved(s: &str) -> String {
     Regex::new("%25(?P<hex>[0-9a-fA-F][0-9a-fA-F])")
         .unwrap()
         .replace_all(&res, "%$hex")
+        // FIXME
+        .to_string()
 }

tests/extended_tests.rs

@@ -1,6 +1,5 @@
 // File autogenerated with /scripts/generate_tests.py
 
-extern crate datta;
 use datta::UriTemplate;
 
 // Additional Examples 1

tests/spec_examples.rs

@@ -1,6 +1,5 @@
 // File autogenerated with /scripts/generate_tests.py
 
-extern crate datta;
 use datta::UriTemplate;
 
 // Level 1 Examples

tests/spec_examples_by_section.rs

@@ -1,6 +1,5 @@
 // File autogenerated with /scripts/generate_tests.py
 
-extern crate datta;
 use datta::UriTemplate;
 
 // 3.2.1 Variable Expansion

tests/test_uritemplate.rs

@@ -1,4 +1,3 @@
-extern crate datta;
 use std::ops::Not;
 
 use datta::{IntoTemplateVar, TemplateVar, UriTemplate};