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50 lines
764 B
Go
50 lines
764 B
Go
package main
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// Some helper functions
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import (
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"regexp"
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"strings"
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)
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/*
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Case Insensitive Contains
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*/
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func ContainsCi(s, substr string) bool {
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return strings.Contains(
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strings.ToLower(s),
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strings.ToLower(substr),
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)
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}
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/*
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Check array membership
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*/
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func MemberOf(list []string, key string) bool {
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for _, v := range list {
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if v == key {
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return true
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}
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}
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return false
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}
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/*
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Check if something could be a prefix
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*/
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func MaybePrefix(s string) bool {
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s = strings.ToLower(s)
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// Rule out anything which can not be
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if strings.ContainsAny(s, "ghijklmnopqrstuvwxyz][;'_") {
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return false
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}
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// Test using regex
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matches := regexp.MustCompile(`([a-f0-9/]+[\.:]?)+`).FindAllStringIndex(s, -1)
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if len(matches) == 1 {
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return true
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}
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return false
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}
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