authelia/internal/utils/bools.go

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package utils
// IsBoolCountLessThanN takes an int (n), bool (v), and then a variadic slice of bool (vals). If the number of bools in vals with
// the value v is more than n, it returns false, otherwise it returns true.
func IsBoolCountLessThanN(n int, v bool, vals ...bool) bool {
lvals := len(vals)
// If lvals (len of vals) is less than n it can't possibly have more than n so we can short circuit here.
if lvals < n {
return true
}
j := 0
for i, val := range vals {
if val == v {
j++
}
// If lvals (len of vals) minus the current index (the remainder) plus the number of positives
// is less than n we can short circuit here.
if lvals-i+j < n {
return true
}
if j > n {
return false
}
}
return true
}