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Stabilize macro_vis_matcher #400

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Sep 5, 2018
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Stabilize macro_vis_matcher #400

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2 changes: 2 additions & 0 deletions src/macros-by-example.md
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,7 @@ syntax named by _designator_. Valid designators are:
* `tt`: a token tree (a single [token] by matching `()`, `[]`, or `{}`)
* `meta`: the contents of an [attribute]
* `lifetime`: a lifetime. Examples: `'static`, `'a`.
* `vis`: a (visibility qualifier)[visibility-and-privacy]

[item]: items.html
[block]: expressions/block-expr.html
Expand All @@ -43,6 +44,7 @@ syntax named by _designator_. Valid designators are:
[path]: paths.html
[token]: tokens.html
[attribute]: attributes.html
[visibility-and-privacy]: visibility-and-privacy.html

In the transcriber, the
designator is already known, and so only the name of a matched nonterminal comes
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