Rust engine: errors resugaring. #1672
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Let's keep this PR alive: we will use it and merge it as soon as the Rust engine itself produces errros. |
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This PR has been marked as stale due to a lack of activity for 60 days. If you believe this pull request is still relevant, please provide an update or comment to keep it open. Otherwise, it will be closed in 7 days. |
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We should try to merge this, that will be useful for the lean backend |
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The Error nodes in patterns, type, expression, etc. should be converted into “fake” patterns, “fake” types and “fake” expressions.
E.g.,
ExprKind::Error(err)should be translated in the applicationhax_error(formatted err)