4759506bcf
This PR improves the consistency of error message formatting by rendering addenda of several existing error messages as labeled notes and hints.
52 lines
1.6 KiB
Text
52 lines
1.6 KiB
Text
set_option linter.indexVariables true
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#guard_msgs in
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example (xs : List Nat) (i : Nat) (h) : xs[i] = xs[i] := rfl
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/--
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warning: Forbidden variable appearing as an index: use `i`, `j`, or `k`: m
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Note: This linter can be disabled with `set_option linter.indexVariables false`
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---
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warning: Forbidden variable appearing as an index: use `i`, `j`, or `k`: m
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Note: This linter can be disabled with `set_option linter.indexVariables false`
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-/
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#guard_msgs in
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example (xs : List Nat) (m : Nat) (h) : xs[m] = xs[m] := rfl
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#guard_msgs in
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example (xs : List Nat) (i j : Nat) (h) : xs[i + j] = xs[i + j] := rfl
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#guard_msgs in
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example (xs : List Nat) (m n : Nat) (h) : xs[m + n] = xs[m + n] := rfl
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#guard_msgs in
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example (xs : List Nat) (i : Nat) : xs[i]? = xs[i]? := rfl
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/--
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warning: Forbidden variable appearing as an index: use `i`, `j`, or `k`: m
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Note: This linter can be disabled with `set_option linter.indexVariables false`
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---
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warning: Forbidden variable appearing as an index: use `i`, `j`, or `k`: m
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Note: This linter can be disabled with `set_option linter.indexVariables false`
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-/
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#guard_msgs in
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example (xs : List Nat) (m : Nat) : xs[m]? = xs[m]? := rfl
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#guard_msgs in
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example (xs : List Nat) (i : Nat) : xs.take i = xs.take i := rfl
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/--
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warning: Forbidden variable appearing as an index: use `i`, `j`, or `k`: m
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Note: This linter can be disabled with `set_option linter.indexVariables false`
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---
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warning: Forbidden variable appearing as an index: use `i`, `j`, or `k`: m
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Note: This linter can be disabled with `set_option linter.indexVariables false`
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-/
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#guard_msgs in
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example (xs : List Nat) (m : Nat) : xs.drop m = xs.drop m := rfl
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