Vendor things

third-party/vendor/ab_glyph/src/codepoint_ids.rs

@@ -0,0 +1,24 @@
+use crate::GlyphId;
+use alloc::boxed::Box;
+use core::{fmt, iter};
+
+pub struct CodepointIdIter<'a> {
+    pub(crate) inner: Box<dyn Iterator<Item = (GlyphId, char)> + 'a>,
+}
+
+impl<'a> Iterator for CodepointIdIter<'a> {
+    type Item = (GlyphId, char);
+
+    #[inline]
+    fn next(&mut self) -> Option<Self::Item> {
+        self.inner.next()
+    }
+}
+
+impl iter::FusedIterator for CodepointIdIter<'_> {}
+
+impl fmt::Debug for CodepointIdIter<'_> {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "CodepointIdIter")
+    }
+}