fix(utils): add callback type to do_or_fail
See https://github.com/teal-language/tl/issues/569
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@ -56,8 +56,7 @@ function utils.sanitize_string(s: string): string
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end
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-- At some point, we should probably write a wrapper to make penlight's function work with pcalls.
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local type Func = function<T>(...: any): T | nil, string
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function utils.do_or_fail<T>(func: Func<T>, ...: any): T
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function utils.do_or_fail<T>(func: function<T>(...: any): (T | nil, string), ...: any): T
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local log = require "logger"
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local res, err = func(...)
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