b0b922bae4
Before, Lean would simply emit the message "tag not found". With this change, it also tells the user what they could have written that would be accepted.
42 lines
1.2 KiB
Text
42 lines
1.2 KiB
Text
caseSuggestions.lean:11:2-12:8: error: Case tag 'nonexistent' not found.
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There are no cases to select.
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caseSuggestions.lean:20:2-21:8: error: Case tag 'nonexistent' not found.
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The only available case tag is 'unit'.
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caseSuggestions.lean:29:2-30:8: error: Case tag 'nonexistent' not found.
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Available tags: 'false', 'true'
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caseSuggestions.lean:34:2-35:8: error: Case tag 'nonexistent' not found.
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Available tags: 'false.false', 'false.true', 'true.false', 'true.true'
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caseSuggestions.lean:39:2-40:8: error: Case tag 'nonexistent' not found.
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Available tags:
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'false.false.false',
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'false.false.true',
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'false.true.false',
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'false.true.true',
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'true.false.false',
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'true.false.true',
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'true.true.false',
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'true.true.true'
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caseSuggestions.lean:44:2-45:8: error: Case tag 'nonexistent' not found.
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Available tags:
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'false.false.false.false',
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'false.false.false.true',
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'false.false.true.false',
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'false.false.true.true',
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'false.true.false.false',
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'false.true.false.true',
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'false.true.true.false',
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'false.true.true.true',
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'true.false.false.false',
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'true.false.false.true',
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'true.false.true.false',
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'true.false.true.true',
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'true.true.false.false',
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'true.true.false.true',
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'true.true.true.false',
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'true.true.true.true'
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