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Unhelpful error when array elements aren't separated by commas #92089
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A-diagnosticsArea: Messages for errors, warnings, and lintsArea: Messages for errors, warnings, and lintsA-parserArea: The lexing & parsing of Rust source code to an ASTArea: The lexing & parsing of Rust source code to an ASTT-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.
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A-diagnosticsArea: Messages for errors, warnings, and lintsArea: Messages for errors, warnings, and lintsA-parserArea: The lexing & parsing of Rust source code to an ASTArea: The lexing & parsing of Rust source code to an ASTT-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.
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Given the following code (playground):
The current output is:
Ideally the output should look like:
and the compiler would preview the fix, by adding the commas in green.