I expected this code to return "error" but instead it panics: #[wasm_bindgen] pub fn foo() -> String { let res = std::panic::catch_unwind(|| panic!()); match res { Ok(_) => "success".to_string(), Err(_) => "error".to_string(), } } So it seems like std::panic::catch_unwi…

In short, wasm32-unknown-unknown is panic="abort" by default: Related issue C unwind proposal

Catch panic in Wasm

camden-smallwood March 29, 2021, 3:43am 2

In short, wasm32-unknown-unknown is panic="abort" by default:

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