Update soa-derive-internals to edition 2018

Author: Guillaume Fraux

soa-derive-internal/Cargo.toml

@@ -1,6 +1,7 @@
 [package]
 name = "soa_derive_internal"
-version = "0.6.3"
+version = "0.8.0"
+edition = "2018"
 authors = ["Guillaume Fraux <guillaume.fraux@chimie-paristech.fr>"]
 license = "MIT/Apache-2.0"
 readme = "../README.md"

soa-derive-internal/src/input.rs

@@ -1,6 +1,6 @@
 use proc_macro2::{Span, TokenStream};
-
 use syn::{Data, DeriveInput, Ident, Field, Visibility, Meta, Lit};
+use quote::quote;
 
 /// Representing the struct we are deriving
 pub struct Input {

soa-derive-internal/src/iter.rs

@@ -1,8 +1,9 @@
 use proc_macro2::{Span, TokenStream};
 use syn::{Ident, Visibility};
 use quote::TokenStreamExt;
+use quote::quote;
 
-use input::Input;
+use crate::input::Input;
 
 pub fn derive(input: &Input) -> TokenStream {
     let name = &input.name;

soa-derive-internal/src/lib.rs

@@ -1,11 +1,6 @@
 #![recursion_limit="512"]
 
 extern crate proc_macro;
-extern crate proc_macro2;
-
-extern crate syn;
-#[macro_use]
-extern crate quote;
 
 use proc_macro2::TokenStream;
 use quote::TokenStreamExt;

soa-derive-internal/src/ptr.rs

@@ -1,6 +1,7 @@
 use proc_macro2::TokenStream;
+use quote::quote;
 
-use input::Input;
+use crate::input::Input;
 
 pub fn derive(input: &Input) -> TokenStream {
     let name = &input.name;

soa-derive-internal/src/refs.rs

@@ -1,6 +1,7 @@
 use proc_macro2::TokenStream;
+use quote::quote;
 
-use input::Input;
+use crate::input::Input;
 
 pub fn derive(input: &Input) -> TokenStream {
     let name = &input.name;

soa-derive-internal/src/slice.rs

@@ -1,8 +1,9 @@
 use proc_macro2::{Span, TokenStream};
 use syn::Ident;
 use quote::TokenStreamExt;
+use quote::quote;
 
-use input::Input;
+use crate::input::Input;
 
 pub fn derive_slice(input: &Input) -> TokenStream {
     let other_derive = &input.derive_with_exceptions();

soa-derive-internal/src/vec.rs

@@ -1,8 +1,9 @@
 use proc_macro2::{Span, TokenStream};
 use syn::Ident;
 use quote::TokenStreamExt;
+use quote::quote;
 
-use input::Input;
+use crate::input::Input;
 
 pub fn derive(input: &Input) -> TokenStream {
     let name = &input.name;