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AerialX / cargo-build

Experiments with Rust and Emscripten
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Improve error reporting #1

Open AerialX opened 9 years ago

AerialX commented 9 years ago

@tomaka reported:

If emcc and opt are not in the PATH, the error message is very confusing (Os error 2 or something)

Also the liberal use of unwrap() in a few places makes errors rather unhelpful and deadlocks cargo's job queue.