make macro no_std

src/attributes.rs

@@ -1,5 +1,8 @@
 /* Crate imports */
 use crate::compile_error::CompileError;
+/* Built-in imports */
+extern crate alloc;
+use alloc::{format, vec, vec::Vec};
 /* Dependencies */
 use quote::quote;
 use syn::{Expr, Lit, Type};

src/compile_error.rs

@@ -1,6 +1,5 @@
 /* Built-in imports */
-use core::fmt;
-use std::error;
+use core::{error, fmt};
 
 #[derive(Debug)]
 #[repr(transparent)]

src/deserialize_impl.rs

@@ -1,6 +1,9 @@
 /* Crate imports */
 use crate::compile_error::CompileError;
 use quote::ToTokens;
+/* Built-in imports */
+extern crate alloc;
+use alloc::vec::Vec;
 /* Dependencies */
 use serde_derive_implementation::de::expand_derive_deserialize;
 use syn::{Expr, ImplItem, ImplItemFn, Item, ItemConst, Stmt};

src/lib.rs

@@ -1,3 +1,4 @@
+#![no_std]
 /* Modules */
 mod attributes;
 mod compile_error;
@@ -7,6 +8,9 @@ mod utils;
 use attributes::Attributes;
 use deserialize_impl::DeserializeImpl;
 use utils::tri;
+/* Built-in imports */
+extern crate alloc;
+use alloc::{format, string::ToString};
 /* Dependencies */
 use quote::quote;
 use syn::Data;