diff options
Diffstat (limited to 'src/util/skip.rs')
| -rw-r--r-- | src/util/skip.rs | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/util/skip.rs b/src/util/skip.rs index 2c4198a..a8e4cfe 100644 --- a/src/util/skip.rs +++ b/src/util/skip.rs @@ -1,16 +1,18 @@ +//! Utilities to deal with lists of events. + use crate::tokenizer::{Event, TokenType}; -/// To do. +/// Skip from `index`, optionally past `token_types`. pub fn opt(events: &[Event], index: usize, token_types: &[TokenType]) -> usize { skip_opt_with_direction(events, index, token_types, true) } -/// To do. +/// Skip from `index`, optionally past `token_types`, backwards. pub fn opt_back(events: &[Event], index: usize, token_types: &[TokenType]) -> usize { skip_opt_with_direction(events, index, token_types, false) } -/// To do. +/// Skip internals. fn skip_opt_with_direction( events: &[Event], index: usize, |