From 4e5f0bc9615f075f1bd2094f200cdc5e37ea1976 Mon Sep 17 00:00:00 2001
From: xmppftw <xmppftw@kl.netlib.re>
Date: Thu, 19 Dec 2024 19:56:17 +0100
Subject: [PATCH] xso-proc: Replace std stuff with alloc/core stuff

---
 xso-proc/src/enums.rs           | 2 +-
 xso-proc/src/field/attribute.rs | 2 +-
 xso-proc/src/field/child.rs     | 2 +-
 xso-proc/src/field/text.rs      | 2 +-
 xso-proc/src/lib.rs             | 2 ++
 xso-proc/src/structs.rs         | 2 +-
 xso-proc/src/types.rs           | 6 +++---
 xso/src/from_xml_doc.md         | 2 ++
 8 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/xso-proc/src/enums.rs b/xso-proc/src/enums.rs
index 54dcef9502ee32ae15802e09cc90c7ca45d0ce1b..d42f28d362ccca893c6856d6a1c417dd4de486bc 100644
--- a/xso-proc/src/enums.rs
+++ b/xso-proc/src/enums.rs
@@ -140,7 +140,7 @@ impl NameVariant {
                 quote! {
                     let name = (
                         ::xso::exports::rxml::Namespace::from(#xml_namespace),
-                        ::std::borrow::Cow::Borrowed(#xml_name),
+                        ::alloc::borrow::Cow::Borrowed(#xml_name),
                     );
                     #init
                 }
diff --git a/xso-proc/src/field/attribute.rs b/xso-proc/src/field/attribute.rs
index 950d9d6c2d767ee79999fba3e4d6d6bb7602a2e9..f358e11986a40b07328d167b29514749868029b4 100644
--- a/xso-proc/src/field/attribute.rs
+++ b/xso-proc/src/field/attribute.rs
@@ -102,7 +102,7 @@ impl Field for AttributeField {
             generator: quote! {
                 #as_optional_xml_text(#bound_name)?.map(|#bound_name| ::xso::Item::Attribute(
                     #xml_namespace,
-                    ::std::borrow::Cow::Borrowed(#xml_name),
+                    ::alloc::borrow::Cow::Borrowed(#xml_name),
                     #bound_name,
                 ));
             },
diff --git a/xso-proc/src/field/child.rs b/xso-proc/src/field/child.rs
index c64792902a9035e4d56cfafa1535b30186617686..bbfcda8424c52a2fb94c8f1d3abafb00c982f4a7 100644
--- a/xso-proc/src/field/child.rs
+++ b/xso-proc/src/field/child.rs
@@ -423,7 +423,7 @@ impl ExtractDef {
                 quote! {
                     let name = (
                         ::xso::exports::rxml::Namespace::from(#xml_namespace),
-                        ::std::borrow::Cow::Borrowed(#xml_name),
+                        ::alloc::borrow::Cow::Borrowed(#xml_name),
                     );
                     #init
                 }
diff --git a/xso-proc/src/field/text.rs b/xso-proc/src/field/text.rs
index 9e14d0ad482612b90b2dd78663554b1b69461f8d..dab480a2b039dc6cd4beed32dd43d3668406d5ae 100644
--- a/xso-proc/src/field/text.rs
+++ b/xso-proc/src/field/text.rs
@@ -51,7 +51,7 @@ impl Field for TextField {
 
         Ok(FieldBuilderPart::Text {
             value: FieldTempInit {
-                init: quote! { ::std::string::String::new() },
+                init: quote! { ::alloc::string::String::new() },
                 ty: string_ty(Span::call_site()),
             },
             collect: quote! {
diff --git a/xso-proc/src/lib.rs b/xso-proc/src/lib.rs
index deff73e1181ebff89facc1e2251e726d0159ec15..e2fc530cadeda79fa7f98bab27aead5bf9b3d9ab 100644
--- a/xso-proc/src/lib.rs
+++ b/xso-proc/src/lib.rs
@@ -18,6 +18,8 @@ return to `xso` for more information**. The documentation of
 **You have been warned.**
 */
 
+extern crate alloc;
+
 // Wondering about RawTokenStream vs. TokenStream?
 // syn mostly works with proc_macro2, while the proc macros themselves use
 // proc_macro.
diff --git a/xso-proc/src/structs.rs b/xso-proc/src/structs.rs
index e6ce621cd077fbf6956922b64b7d9cf55c771db0..2ab2fededf385f9200af1d1fc25d7cdf815b1341 100644
--- a/xso-proc/src/structs.rs
+++ b/xso-proc/src/structs.rs
@@ -294,7 +294,7 @@ impl StructInner {
                     quote! {
                         let name = (
                             ::xso::exports::rxml::Namespace::from(#xml_namespace),
-                            ::std::borrow::Cow::Borrowed(#xml_name),
+                            ::alloc::borrow::Cow::Borrowed(#xml_name),
                         );
                         #init
                     }
diff --git a/xso-proc/src/types.rs b/xso-proc/src/types.rs
index 2392a22c11ce9018cc2d1f82868965f4354bdb22..dbb17717a3094d0ff0f5143310eefe8b74a60745 100644
--- a/xso-proc/src/types.rs
+++ b/xso-proc/src/types.rs
@@ -84,7 +84,7 @@ pub(crate) fn cow_ty(ty: Type, lifetime: Lifetime) -> Type {
             }),
             segments: [
                 PathSegment {
-                    ident: Ident::new("std", span),
+                    ident: Ident::new("alloc", span),
                     arguments: PathArguments::None,
                 },
                 PathSegment {
@@ -233,7 +233,7 @@ pub(crate) fn default_fn(of_ty: Type) -> Expr {
     })
 }
 
-/// Construct a [`syn::Type`] referring to `::std::string::String`.
+/// Construct a [`syn::Type`] referring to `::alloc::string::String`.
 pub(crate) fn string_ty(span: Span) -> Type {
     Type::Path(TypePath {
         qself: None,
@@ -243,7 +243,7 @@ pub(crate) fn string_ty(span: Span) -> Type {
             }),
             segments: [
                 PathSegment {
-                    ident: Ident::new("std", span),
+                    ident: Ident::new("alloc", span),
                     arguments: PathArguments::None,
                 },
                 PathSegment {
diff --git a/xso/src/from_xml_doc.md b/xso/src/from_xml_doc.md
index ecf0a1f3b5966b6d2129fefec774ac57b99c75a5..12b94e44c1f980b279914328c1de7477fd6f8f54 100644
--- a/xso/src/from_xml_doc.md
+++ b/xso/src/from_xml_doc.md
@@ -588,6 +588,7 @@ a field, for consistency.
 #### Example without codec
 
 ```rust
+# extern crate alloc;
 # use xso::FromXml;
 #[derive(FromXml, Debug, PartialEq)]
 #[xml(namespace = "urn:example", name = "foo")]
@@ -605,6 +606,7 @@ assert_eq!(foo, Foo {
 #### Example with codec
 
 ```rust
+# extern crate alloc;
 # use xso::FromXml;
 #[derive(FromXml, Debug, PartialEq)]
 #[xml(namespace = "urn:example", name = "foo")]