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Diffstat (limited to 'crates/parser/src/parser.rs')
| -rw-r--r-- | crates/parser/src/parser.rs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/crates/parser/src/parser.rs b/crates/parser/src/parser.rs index 5820ffd77d..44c5f8e12f 100644 --- a/crates/parser/src/parser.rs +++ b/crates/parser/src/parser.rs @@ -3,6 +3,7 @@ use std::cell::Cell; use drop_bomb::DropBomb; +use limit::Limit; use crate::{ event::Event, @@ -26,6 +27,8 @@ pub(crate) struct Parser<'t> { steps: Cell<u32>, } +static PARSER_STEP_LIMIT: Limit = Limit::new(15_000_000); + impl<'t> Parser<'t> { pub(super) fn new(token_source: &'t mut dyn TokenSource) -> Parser<'t> { Parser { token_source, events: Vec::new(), steps: Cell::new(0) } @@ -48,7 +51,7 @@ impl<'t> Parser<'t> { assert!(n <= 3); let steps = self.steps.get(); - assert!(steps <= 10_000_000, "the parser seems stuck"); + assert!(PARSER_STEP_LIMIT.check(steps as usize).is_ok(), "the parser seems stuck"); self.steps.set(steps + 1); self.token_source.lookahead_nth(n).kind |