bjoernager/rust
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This commit is contained in:
Mark Mansi 2018-01-29 16:37:57 -06:00
parent e2d558ad56
commit 2184400be7
1 changed files with 2 additions and 1 deletions
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3
src/libsyntax/ext/tt/macro_parser.rs
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@ -113,7 +113,8 @@ enum TokenTreeOrTokenTreeVec {
}
impl TokenTreeOrTokenTreeVec {
/// Returns the number of constituent token trees of `self`.
/// Returns the number of constituent top-level token trees of `self` (top-level in that it
/// will not recursively descend into subtrees).
fn len(&self) -> usize {
match *self {
TtSeq(ref v) => v.len(),