chore: checkpoint before Python removal

vendor/quote/tests/ui/does-not-have-iter-interpolated-dup.rs

@@ -0,0 +1,9 @@
+use quote::quote;
+
+fn main() {
+    let nonrep = "";
+
+    // Without some protection against repetitions with no iterator somewhere
+    // inside, this would loop infinitely.
+    quote!(#(#nonrep #nonrep)*);
+}

vendor/quote/tests/ui/does-not-have-iter-interpolated-dup.stderr

@@ -0,0 +1,13 @@
+error[E0277]: repetition contains no interpolated value that is an iterator
+ --> tests/ui/does-not-have-iter-interpolated-dup.rs:8:5
+  |
+8 |     quote!(#(#nonrep #nonrep)*);
+  |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ none of the values interpolated inside this repetition are iterable
+  |
+help: the trait `quote::__private::CheckHasIterator<true>` is not implemented for `quote::__private::HasIterator<false>`
+      but it is implemented for `quote::__private::HasIterator<true>`
+ --> src/runtime.rs
+  |
+  | impl CheckHasIterator<true> for HasIterator<true> {}
+  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+  = note: this error originates in the macro `$crate::quote_token_with_context` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)

vendor/quote/tests/ui/does-not-have-iter-interpolated.rs

@@ -0,0 +1,9 @@
+use quote::quote;
+
+fn main() {
+    let nonrep = "";
+
+    // Without some protection against repetitions with no iterator somewhere
+    // inside, this would loop infinitely.
+    quote!(#(#nonrep)*);
+}

vendor/quote/tests/ui/does-not-have-iter-interpolated.stderr

@@ -0,0 +1,13 @@
+error[E0277]: repetition contains no interpolated value that is an iterator
+ --> tests/ui/does-not-have-iter-interpolated.rs:8:5
+  |
+8 |     quote!(#(#nonrep)*);
+  |     ^^^^^^^^^^^^^^^^^^^ none of the values interpolated inside this repetition are iterable
+  |
+help: the trait `quote::__private::CheckHasIterator<true>` is not implemented for `quote::__private::HasIterator<false>`
+      but it is implemented for `quote::__private::HasIterator<true>`
+ --> src/runtime.rs
+  |
+  | impl CheckHasIterator<true> for HasIterator<true> {}
+  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+  = note: this error originates in the macro `$crate::quote_token_with_context` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)

vendor/quote/tests/ui/does-not-have-iter-separated.rs

@@ -0,0 +1,5 @@
+use quote::quote;
+
+fn main() {
+    quote!(#(a b),*);
+}

vendor/quote/tests/ui/does-not-have-iter-separated.stderr

@@ -0,0 +1,13 @@
+error[E0277]: repetition contains no interpolated value that is an iterator
+ --> tests/ui/does-not-have-iter-separated.rs:4:5
+  |
+4 |     quote!(#(a b),*);
+  |     ^^^^^^^^^^^^^^^^ none of the values interpolated inside this repetition are iterable
+  |
+help: the trait `quote::__private::CheckHasIterator<true>` is not implemented for `quote::__private::HasIterator<false>`
+      but it is implemented for `quote::__private::HasIterator<true>`
+ --> src/runtime.rs
+  |
+  | impl CheckHasIterator<true> for HasIterator<true> {}
+  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+  = note: this error originates in the macro `$crate::quote_token_with_context` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)

vendor/quote/tests/ui/does-not-have-iter.rs

@@ -0,0 +1,5 @@
+use quote::quote;
+
+fn main() {
+    quote!(#(a b)*);
+}

vendor/quote/tests/ui/does-not-have-iter.stderr

@@ -0,0 +1,13 @@
+error[E0277]: repetition contains no interpolated value that is an iterator
+ --> tests/ui/does-not-have-iter.rs:4:5
+  |
+4 |     quote!(#(a b)*);
+  |     ^^^^^^^^^^^^^^^ none of the values interpolated inside this repetition are iterable
+  |
+help: the trait `quote::__private::CheckHasIterator<true>` is not implemented for `quote::__private::HasIterator<false>`
+      but it is implemented for `quote::__private::HasIterator<true>`
+ --> src/runtime.rs
+  |
+  | impl CheckHasIterator<true> for HasIterator<true> {}
+  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+  = note: this error originates in the macro `$crate::quote_token_with_context` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)

vendor/quote/tests/ui/not-quotable.rs

@@ -0,0 +1,7 @@
+use quote::quote;
+use std::net::Ipv4Addr;
+
+fn main() {
+    let ip = Ipv4Addr::LOCALHOST;
+    let _ = quote! { #ip };
+}

vendor/quote/tests/ui/not-quotable.stderr

@@ -0,0 +1,20 @@
+error[E0277]: the trait bound `Ipv4Addr: ToTokens` is not satisfied
+ --> tests/ui/not-quotable.rs:6:13
+  |
+6 |     let _ = quote! { #ip };
+  |             ^^^^^^^^^^^^^^
+  |             |
+  |             the trait `ToTokens` is not implemented for `Ipv4Addr`
+  |             required by a bound introduced by this call
+  |
+  = help: the following other types implement trait `ToTokens`:
+            &T
+            &mut T
+            Arc<T>
+            Box<T>
+            CStr
+            CString
+            Cow<'a, T>
+            Option<T>
+          and $N others
+  = note: this error originates in the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)

vendor/quote/tests/ui/not-repeatable.rs

@@ -0,0 +1,8 @@
+use quote::quote;
+
+struct Ipv4Addr;
+
+fn main() {
+    let ip = Ipv4Addr;
+    let _ = quote! { #(#ip)* };
+}

vendor/quote/tests/ui/not-repeatable.stderr

@@ -0,0 +1,34 @@
+error[E0599]: the method `quote_into_iter` exists for struct `Ipv4Addr`, but its trait bounds were not satisfied
+ --> tests/ui/not-repeatable.rs:7:13
+  |
+3 | struct Ipv4Addr;
+  | --------------- method `quote_into_iter` not found for this struct because `Ipv4Addr` doesn't implement `Iterator` or `ToTokens`
+...
+7 |     let _ = quote! { #(#ip)* };
+  |             ^^^^^^^^^^^^^^^^^^ method cannot be called on `Ipv4Addr` due to unsatisfied trait bounds
+  |
+  = note: the following trait bounds were not satisfied:
+          `Ipv4Addr: Iterator`
+          which is required by `Ipv4Addr: quote::__private::ext::RepIteratorExt`
+          `&Ipv4Addr: Iterator`
+          which is required by `&Ipv4Addr: quote::__private::ext::RepIteratorExt`
+          `Ipv4Addr: ToTokens`
+          which is required by `Ipv4Addr: quote::__private::ext::RepToTokensExt`
+          `&mut Ipv4Addr: Iterator`
+          which is required by `&mut Ipv4Addr: quote::__private::ext::RepIteratorExt`
+note: the traits `Iterator` and `ToTokens` must be implemented
+ --> $RUST/core/src/iter/traits/iterator.rs
+  |
+  | pub const trait Iterator {
+  | ^^^^^^^^^^^^^^^^^^^^^^^^
+  |
+ ::: src/to_tokens.rs
+  |
+  | pub trait ToTokens {
+  | ^^^^^^^^^^^^^^^^^^
+  = help: items from traits can only be used if the trait is implemented and in scope
+  = note: the following traits define an item `quote_into_iter`, perhaps you need to implement one of them:
+          candidate #1: `quote::__private::ext::RepAsIteratorExt`
+          candidate #2: `quote::__private::ext::RepIteratorExt`
+          candidate #3: `quote::__private::ext::RepToTokensExt`
+  = note: this error originates in the macro `$crate::quote_bind_into_iter` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)

vendor/quote/tests/ui/wrong-type-span.rs

@@ -0,0 +1,7 @@
+use quote::quote_spanned;
+
+fn main() {
+    let span = "";
+    let x = 0i32;
+    quote_spanned!(span=> #x);
+}

vendor/quote/tests/ui/wrong-type-span.stderr

@@ -0,0 +1,10 @@
+error[E0308]: mismatched types
+ --> tests/ui/wrong-type-span.rs:6:5
+  |
+6 |     quote_spanned!(span=> #x);
+  |     ^^^^^^^^^^^^^^^^^^^^^^^^^
+  |     |
+  |     expected `Span`, found `&str`
+  |     expected due to this
+  |
+  = note: this error originates in the macro `quote_spanned` (in Nightly builds, run with -Z macro-backtrace for more info)