<span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>io<span class="colon">:</span><span class="colon">:</span>_print<span class="parenthesis">(</span><span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>format_args_nl<span class="punctuation">!</span><span class="parenthesis">(</span><span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>arg<span class="parenthesis">)</span><span class="punctuation">*</span><span class="parenthesis">)</span><span class="parenthesis">)</span><span class="semicolon">;</span>
<span class="brace">}</span><span class="parenthesis">)</span>
<span class="brace">}</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute attribute">]</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute_bracket attribute">]</span>
<span class="keyword">macro_rules</span><span class="punctuation">!</span> <span class="macro declaration">format_args</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute attribute">]</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute_bracket attribute">]</span>
<span class="keyword">macro_rules</span><span class="punctuation">!</span> <span class="macro declaration">const_format_args</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute attribute">]</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute_bracket attribute">]</span>
<span class="keyword">macro_rules</span><span class="punctuation">!</span> <span class="macro declaration">format_args_nl</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">mod</span> <span class="module declaration">panic</span> <span class="brace">{</span>
<span class="brace">}</span>
<span class="brace">}</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="parenthesis attribute">(</span><span class="none attribute">std_panic</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="parenthesis attribute">(</span><span class="none attribute">std_panic</span><span class="parenthesis attribute">)</span><span class="attribute_bracket attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute_bracket attribute">]</span>
<span class="keyword">macro_rules</span><span class="punctuation">!</span> <span class="macro declaration">panic</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
<span class="keyword">macro_rules</span><span class="punctuation">!</span> <span class="macro declaration">assert</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute attribute">]</span>
+<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
<span class="keyword">macro_rules</span><span class="punctuation">!</span> <span class="macro declaration">asm</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">macro_rules</span><span class="punctuation">!</span> <span class="macro declaration">toho</span> <span class="brace">{</span>