Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 66 insertions, 0 deletions

diff --git a/third_party/rust/zerovec/src/flexzerovec/databake.rs b/third_party/rust/zerovec/src/flexzerovec/databake.rs
new file mode 100644
index 0000000000..bd165352e8
--- /dev/null
+++ b/third_party/rust/zerovec/src/flexzerovec/databake.rs
@@ -0,0 +1,66 @@
+// This file is part of ICU4X. For terms of use, please see the file
+// called LICENSE at the top level of the ICU4X source tree
+// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
+
+use super::{FlexZeroSlice, FlexZeroVec};
+use databake::*;
+
+impl Bake for FlexZeroVec<'_> {
+    fn bake(&self, env: &CrateEnv) -> TokenStream {
+        env.insert("zerovec");
+        if self.is_empty() {
+            quote! { zerovec::vecs::FlexZeroVec::new() }
+        } else {
+            let slice = self.as_ref().bake(env);
+            quote! { #slice.as_flexzerovec() }
+        }
+    }
+}
+
+impl Bake for &FlexZeroSlice {
+    fn bake(&self, env: &CrateEnv) -> TokenStream {
+        env.insert("zerovec");
+        if self.is_empty() {
+            quote! { zerovec::vecs::FlexZeroSlice::new_empty() }
+        } else {
+            let bytes = databake::Bake::bake(&self.as_bytes(), env);
+            quote! { unsafe { zerovec::vecs::FlexZeroSlice::from_byte_slice_unchecked(#bytes) } }
+        }
+    }
+}
+
+#[test]
+fn test_baked_vec() {
+    test_bake!(
+        FlexZeroVec,
+        const: crate::vecs::FlexZeroVec::new(),
+        zerovec
+    );
+    test_bake!(
+        FlexZeroVec,
+        const: unsafe {
+            crate::vecs::FlexZeroSlice::from_byte_slice_unchecked(
+                b"\x02\x01\0\x16\0M\x01\x11"
+            )
+        }.as_flexzerovec(),
+        zerovec
+    );
+}
+
+#[test]
+fn test_baked_slice() {
+    test_bake!(
+        &FlexZeroSlice,
+        const: crate::vecs::FlexZeroSlice::new_empty(),
+        zerovec
+    );
+    test_bake!(
+        &FlexZeroSlice,
+        const: unsafe {
+            crate::vecs::FlexZeroSlice::from_byte_slice_unchecked(
+                b"\x02\x01\0\x16\0M\x01\x11"
+            )
+        },
+        zerovec
+    );
+}