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Diffstat (limited to 'src/doc/reference.md')
| -rw-r--r-- | src/doc/reference.md | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/doc/reference.md b/src/doc/reference.md index 0f1f26d3e71..a907f096809 100644 --- a/src/doc/reference.md +++ b/src/doc/reference.md @@ -690,10 +690,9 @@ balanced, but they are otherwise not special. In the matcher, `$` _name_ `:` _designator_ matches the nonterminal in the Rust syntax named by _designator_. Valid designators are `item`, `block`, `stmt`, -`pat`, `expr`, `ty` (type), `ident`, `path`, `matchers` (lhs of the `=>` in -macro rules), `tt` (rhs of the `=>` in macro rules). In the transcriber, the -designator is already known, and so only the name of a matched nonterminal -comes after the dollar sign. +`pat`, `expr`, `ty` (type), `ident`, `path`, `tt` (either side of the `=>` +in macro rules). In the transcriber, the designator is already known, and so +only the name of a matched nonterminal comes after the dollar sign. In both the matcher and transcriber, the Kleene star-like operator indicates repetition. The Kleene star operator consists of `$` and parens, optionally |