Magik.Validator.validate_list

You're seeing just the function validate_list, go back to Magik.Validator module for more information.
Link to this function

validate_list(items, validators)

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Specs

validate_list(list(), keyword()) :: :ok | {:error, list()}

Validate list value aganst validator and return error if any item is not valid. In case of error {:error, errors}, errors is list of error detail for all error item includes [index, message]

iex(51)> Magik.Validator.validate_list([1,2,3], type: :integer, number: [min: 2])
{:error, [[0, "must be greater than or equal to 2"]]}