feat: pretty errors with code snippets#5816
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christoph-dfinity wants to merge 20 commits intomasterfrom
Open
feat: pretty errors with code snippets#5816christoph-dfinity wants to merge 20 commits intomasterfrom
christoph-dfinity wants to merge 20 commits intomasterfrom
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Uses the grace library to pretty print snippets with markers and annotations
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Kamirus
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Feb 11, 2026
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Use the --error-format flag?
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Sorry it took me a while, but I finally got back to this. I think I made the changes we discussed last week. PTAL @Kamirus |
…christoph/grace-errors
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Turned off by default for now, can be turned on by setting the repurposed
--print-source-on-errorflag.Implementation
Uses the grace library to pretty print snippets with markers and annotations.
Extends our diagnostics type with spans and notes taking inspiration from https://rustc-dev-guide.rust-lang.org/diagnostics.html
I'd like to get this infrastructure in place first, and then incrementally make use of the spans to improve our existing errors. Once we're happy we can then flip the default for our human users.