LWG3839 range_formatter's set_separator, set_brackets, and underlying functions should be noexcept

Author: burblebee

source/utilities.tex

@@ -16409,11 +16409,11 @@
     basic_string_view<charT> @\exposid{closing-bracket_}@ = @\exposid{STATICALLY-WIDEN}@<charT>("]"); // \expos
 
   public:
-    constexpr void set_separator(basic_string_view<charT> sep);
+    constexpr void set_separator(basic_string_view<charT> sep) noexcept;
     constexpr void set_brackets(basic_string_view<charT> opening,
-                                basic_string_view<charT> closing);
-    constexpr formatter<T, charT>& underlying() { return @\exposid{underlying_}@; }
-    constexpr const formatter<T, charT>& underlying() const { return @\exposid{underlying_}@; }
+                                basic_string_view<charT> closing) noexcept;
+    constexpr formatter<T, charT>& underlying() noexcept { return @\exposid{underlying_}@; }
+    constexpr const formatter<T, charT>& underlying() const noexcept { return @\exposid{underlying_}@; }
 
     template<class ParseContext>
       constexpr typename ParseContext::iterator
@@ -16528,7 +16528,7 @@
 
 \indexlibrarymember{set_separator}{range_formatter}%
 \begin{itemdecl}
-constexpr void set_separator(basic_string_view<charT> sep);
+constexpr void set_separator(basic_string_view<charT> sep) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -16539,7 +16539,8 @@
 
 \indexlibrarymember{set_brackets}{range_formatter}%
 \begin{itemdecl}
-constexpr void set_brackets(basic_string_view<charT> opening, basic_string_view<charT> closing);
+constexpr void set_brackets(basic_string_view<charT> opening,
+                            basic_string_view<charT> closing) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -16643,9 +16644,9 @@
                     charT> @\exposid{underlying_}@;                                 // \expos
 
   public:
-    constexpr void set_separator(basic_string_view<charT> sep);
+    constexpr void set_separator(basic_string_view<charT> sep) noexcept;
     constexpr void set_brackets(basic_string_view<charT> opening,
-                                basic_string_view<charT> closing);
+                                basic_string_view<charT> closing) noexcept;
 
     template<class ParseContext>
       constexpr typename ParseContext::iterator
@@ -16660,7 +16661,7 @@
 
 \indexlibrarymemberexpos{set_separator}{range-default-formatter}%
 \begin{itemdecl}
-constexpr void set_separator(basic_string_view<charT> sep);
+constexpr void set_separator(basic_string_view<charT> sep) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -16671,7 +16672,8 @@
 
 \indexlibrarymemberexpos{set_brackets}{range-default-formatter}%
 \begin{itemdecl}
-constexpr void set_brackets(basic_string_view<charT> opening, basic_string_view<charT> closing);
+constexpr void set_brackets(basic_string_view<charT> opening,
+                            basic_string_view<charT> closing) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -17357,9 +17359,9 @@
     basic_string_view<charT> @\exposid{closing-bracket_}@ = @\exposid{STATICALLY-WIDEN}@<charT>(")"); // \expos
 
   public:
-    constexpr void set_separator(basic_string_view<charT> sep);
+    constexpr void set_separator(basic_string_view<charT> sep) noexcept;
     constexpr void set_brackets(basic_string_view<charT> opening,
-                                basic_string_view<charT> closing);
+                                basic_string_view<charT> closing) noexcept;
 
     template<class ParseContext>
       constexpr typename ParseContext::iterator
@@ -17438,7 +17440,7 @@
 
 \indexlibrarymember{set_separator}{formatter}%
 \begin{itemdecl}
-constexpr void set_separator(basic_string_view<charT> sep);
+constexpr void set_separator(basic_string_view<charT> sep) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -17449,7 +17451,8 @@
 
 \indexlibrarymember{set_brackets}{formatter}%
 \begin{itemdecl}
-constexpr void set_brackets(basic_string_view<charT> opening, basic_string_view<charT> closing);
+constexpr void set_brackets(basic_string_view<charT> opening,
+                            basic_string_view<charT> closing) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}