Sync core::simd up to rust-lang/portable-simd@2e081db92aa3ee0a4563bc28ce01bdad5b1b2efd

[rust.git] / src / librustdoc / html / format.rs

diff --git a/src/librustdoc/html/format.rs b/src/librustdoc/html/format.rs
index 0982c4b3acec868cf1cfc1d30272db46649daf14..9f46ab54d3ece10c27fad80c6e3e8df2763e3017 100644 (file)
--- a/src/librustdoc/html/format.rs
+++ b/src/librustdoc/html/format.rs
@@ -268,6 +268,12 @@ pub(crate) fn print<'a, 'tcx: 'a>(
     }
 }
 
+#[derive(Clone, Copy, PartialEq, Eq)]
+pub(crate) enum Ending {
+    Newline,
+    NoNewline,
+}
+
 /// * The Generics from which to emit a where-clause.
 /// * The number of spaces to indent each line with.
 /// * Whether the where-clause needs to add a comma and newline after the last bound.
@@ -275,7 +281,7 @@ pub(crate) fn print_where_clause<'a, 'tcx: 'a>(
     gens: &'a clean::Generics,
     cx: &'a Context<'tcx>,
     indent: usize,
-    end_newline: bool,
+    ending: Ending,
 ) -> impl fmt::Display + 'a + Captures<'tcx> {
     use fmt::Write;
 
@@ -342,7 +348,7 @@ pub(crate) fn print_where_clause<'a, 'tcx: 'a>(
 
         let where_preds = comma_sep(where_predicates, false);
         let clause = if f.alternate() {
-            if end_newline {
+            if ending == Ending::Newline {
                 // add a space so stripping <br> tags and breaking spaces still renders properly
                 format!(" where{where_preds}, ")
             } else {
@@ -356,7 +362,7 @@ pub(crate) fn print_where_clause<'a, 'tcx: 'a>(
             }
             let where_preds = where_preds.to_string().replace("<br>", &br_with_padding);
 
-            if end_newline {
+            if ending == Ending::Newline {
                 let mut clause = "&nbsp;".repeat(indent.saturating_sub(1));
                 // add a space so stripping <br> tags and breaking spaces still renders properly
                 write!(
@@ -737,21 +743,23 @@ pub(crate) fn href_relative_parts<'fqp>(
         if f != r {
             let dissimilar_part_count = relative_to_fqp.len() - i;
             let fqp_module = &fqp[i..fqp.len()];
-            return box iter::repeat(sym::dotdot)
-                .take(dissimilar_part_count)
-                .chain(fqp_module.iter().copied());
+            return Box::new(
+                iter::repeat(sym::dotdot)
+                    .take(dissimilar_part_count)
+                    .chain(fqp_module.iter().copied()),
+            );
         }
     }
     // e.g. linking to std::sync::atomic from std::sync
     if relative_to_fqp.len() < fqp.len() {
-        box fqp[relative_to_fqp.len()..fqp.len()].iter().copied()
+        Box::new(fqp[relative_to_fqp.len()..fqp.len()].iter().copied())
     // e.g. linking to std::sync from std::sync::atomic
     } else if fqp.len() < relative_to_fqp.len() {
         let dissimilar_part_count = relative_to_fqp.len() - fqp.len();
-        box iter::repeat(sym::dotdot).take(dissimilar_part_count)
+        Box::new(iter::repeat(sym::dotdot).take(dissimilar_part_count))
     // linking to the same module
     } else {
-        box iter::empty()
+        Box::new(iter::empty())
     }
 }
 
@@ -1167,7 +1175,7 @@ pub(crate) fn print<'a, 'tcx: 'a>(
                 fmt_type(&self.for_, f, use_absolute, cx)?;
             }
 
-            fmt::Display::fmt(&print_where_clause(&self.generics, cx, 0, true), f)?;
+            fmt::Display::fmt(&print_where_clause(&self.generics, cx, 0, Ending::Newline), f)?;
             Ok(())
         })
     }