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Improve missing parameter panic message (#79)

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Returning an InternalError in a map() is hard, so just panic, but give a
decent error message.
This commit is contained in:
Casey Rodarmor 2016-11-12 09:24:52 -08:00 committed by GitHub
parent 22a97b3e86
commit ff2ca9b30c
1 changed files with 1 additions and 1 deletions
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src/lib.rs
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@ -265,7 +265,7 @@ impl<'a> Recipe<'a> {
} else if let Some(ref default) = parameter.default { } else if let Some(ref default) = parameter.default {
(parameter.name, default.as_str()) (parameter.name, default.as_str())
} else { } else {
panic!(); // FIXME internal error panic!("Recipe.run: missing parameter without default. This is a bug in just.");
}).collect(); }).collect();
let mut evaluator = Evaluator { let mut evaluator = Evaluator {