5 files changed, 12 insertions, 22 deletions
diff --git a/vendor/quote/src/ident_fragment.rs b/vendor/quote/src/ident_fragment.rs
index e7e8a3d94..6c2a9a87a 100644
--- a/vendor/quote/src/ident_fragment.rs
+++ b/vendor/quote/src/ident_fragment.rs
@@ -1,6 +1,6 @@
+use alloc::borrow::Cow;
 use core::fmt;
 use proc_macro2::{Ident, Span};
-use std::borrow::Cow;
 
 /// Specialized formatting trait used by `format_ident!`.
 ///
@@ -49,8 +49,8 @@ impl IdentFragment for Ident {
 
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         let id = self.to_string();
-        if id.starts_with("r#") {
-            fmt::Display::fmt(&id[2..], f)
+        if let Some(id) = id.strip_prefix("r#") {
+            fmt::Display::fmt(id, f)
         } else {
             fmt::Display::fmt(&id[..], f)
         }
diff --git a/vendor/quote/src/lib.rs b/vendor/quote/src/lib.rs
index d871fb080..1cd7cd626 100644
--- a/vendor/quote/src/lib.rs
+++ b/vendor/quote/src/lib.rs
@@ -92,7 +92,7 @@
 //! [prettyplease]: https://github.com/dtolnay/prettyplease
 
 // Quote types in rustdoc of other crates get linked to here.
-#![doc(html_root_url = "https://docs.rs/quote/1.0.29")]
+#![doc(html_root_url = "https://docs.rs/quote/1.0.32")]
 #![allow(
     clippy::doc_markdown,
     clippy::missing_errors_doc,
@@ -102,6 +102,8 @@
     clippy::wrong_self_convention,
 )]
 
+extern crate alloc;
+
 #[cfg(feature = "proc-macro")]
 extern crate proc_macro;
 
diff --git a/vendor/quote/src/runtime.rs b/vendor/quote/src/runtime.rs
index 4e3d4fd03..ce893ebec 100644
--- a/vendor/quote/src/runtime.rs
+++ b/vendor/quote/src/runtime.rs
@@ -5,9 +5,9 @@ use core::iter;
 use core::ops::BitOr;
 use proc_macro2::{Group, Ident, Punct, Spacing, TokenTree};
 
+pub use alloc::format;
 pub use core::option::Option;
 pub use proc_macro2::{Delimiter, Span, TokenStream};
-pub use std::format;
 
 pub struct HasIterator; // True
 pub struct ThereIsNoIteratorInRepetition; // False
@@ -50,8 +50,8 @@ pub mod ext {
     use super::RepInterp;
     use super::{HasIterator as HasIter, ThereIsNoIteratorInRepetition as DoesNotHaveIter};
     use crate::ToTokens;
+    use alloc::collections::btree_set::{self, BTreeSet};
     use core::slice;
-    use std::collections::btree_set::{self, BTreeSet};
 
     /// Extension trait providing the `quote_into_iter` method on iterators.
     pub trait RepIteratorExt: Iterator + Sized {
@@ -443,8 +443,8 @@ pub fn mk_ident(id: &str, span: Option<Span>) -> Ident {
 }
 
 fn ident_maybe_raw(id: &str, span: Span) -> Ident {
-    if id.starts_with("r#") {
-        Ident::new_raw(&id[2..], span)
+    if let Some(id) = id.strip_prefix("r#") {
+        Ident::new_raw(id, span)
     } else {
         Ident::new(id, span)
     }
diff --git a/vendor/quote/src/spanned.rs b/vendor/quote/src/spanned.rs
index efc2e8bce..6eba64445 100644
--- a/vendor/quote/src/spanned.rs
+++ b/vendor/quote/src/spanned.rs
@@ -26,20 +26,8 @@ impl<T: ?Sized + ToTokens> Spanned for T {
 }
 
 fn join_spans(tokens: TokenStream) -> Span {
-    #[cfg(not(needs_invalid_span_workaround))]
     let mut iter = tokens.into_iter().map(|tt| tt.span());
 
-    #[cfg(needs_invalid_span_workaround)]
-    let mut iter = tokens.into_iter().filter_map(|tt| {
-        let span = tt.span();
-        let debug = format!("{:?}", span);
-        if debug.ends_with("bytes(0..0)") {
-            None
-        } else {
-            Some(span)
-        }
-    });
-
     let first = match iter.next() {
         Some(span) => span,
         None => return Span::call_site(),
diff --git a/vendor/quote/src/to_tokens.rs b/vendor/quote/src/to_tokens.rs
index 57487217e..23b6ec2c0 100644
--- a/vendor/quote/src/to_tokens.rs
+++ b/vendor/quote/src/to_tokens.rs
@@ -1,8 +1,8 @@
 use super::TokenStreamExt;
+use alloc::borrow::Cow;
+use alloc::rc::Rc;
 use core::iter;
 use proc_macro2::{Group, Ident, Literal, Punct, Span, TokenStream, TokenTree};
-use std::borrow::Cow;
-use std::rc::Rc;
 
 /// Types that can be interpolated inside a `quote!` invocation.
 ///