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fix(editor): prevent overflow in count modifier (#10930)
| -rw-r--r-- | helix-term/src/ui/editor.rs | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs index d584afbb..a071bfaa 100644 --- a/helix-term/src/ui/editor.rs +++ b/helix-term/src/ui/editor.rs @@ -938,7 +938,11 @@ impl EditorView { // If the count is already started and the input is a number, always continue the count. (key!(i @ '0'..='9'), Some(count)) => { let i = i.to_digit(10).unwrap() as usize; - cxt.editor.count = NonZeroUsize::new(count.get() * 10 + i); + let count = count.get() * 10 + i; + if count > 100_000_000 { + return; + } + cxt.editor.count = NonZeroUsize::new(count); } // A non-zero digit will start the count if that number isn't used by a keymap. (key!(i @ '1'..='9'), None) if !self.keymaps.contains_key(mode, event) => { |