diff options
Diffstat (limited to 'src/libsyntax/ext/tt/macro_parser.rs')
| -rw-r--r-- | src/libsyntax/ext/tt/macro_parser.rs | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/libsyntax/ext/tt/macro_parser.rs b/src/libsyntax/ext/tt/macro_parser.rs index 68d94b43dba..26348d5ec82 100644 --- a/src/libsyntax/ext/tt/macro_parser.rs +++ b/src/libsyntax/ext/tt/macro_parser.rs @@ -214,10 +214,10 @@ struct MatcherPos<'root, 'tt: 'root> { up: Option<MatcherPosHandle<'root, 'tt>>, /// Specifically used to "unzip" token trees. By "unzip", we mean to unwrap the delimiters from - /// a delimited token tree (e.g. something wrapped in `(` `)`) or to get the contents of a doc + /// a delimited token tree (e.g., something wrapped in `(` `)`) or to get the contents of a doc /// comment... /// - /// When matching against matchers with nested delimited submatchers (e.g. `pat ( pat ( .. ) + /// When matching against matchers with nested delimited submatchers (e.g., `pat ( pat ( .. ) /// pat ) pat`), we need to keep track of the matchers we are descending into. This stack does /// that where the bottom of the stack is the outermost matcher. /// Also, throughout the comments, this "descent" is often referred to as "unzipping"... @@ -373,7 +373,7 @@ fn nameize<I: Iterator<Item = NamedMatch>>( ms: &[TokenTree], mut res: I, ) -> NamedParseResult { - // Recursively descend into each type of matcher (e.g. sequences, delimited, metavars) and make + // Recursively descend into each type of matcher (e.g., sequences, delimited, metavars) and make // sure that each metavar has _exactly one_ binding. If a metavar does not have exactly one // binding, then there is an error. If it does, then we insert the binding into the // `NamedParseResult`. @@ -895,7 +895,7 @@ fn may_begin_with(name: &str, token: &Token) -> bool { /// /// - `p`: the "black-box" parser to use /// - `sp`: the `Span` we want to parse -/// - `name`: the name of the metavar _matcher_ we want to match (e.g. `tt`, `ident`, `block`, +/// - `name`: the name of the metavar _matcher_ we want to match (e.g., `tt`, `ident`, `block`, /// etc...) /// /// # Returns |