pancap/common/common.go

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package common
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import "fmt"
// Appends the appendee to the array if it does not contain appendee yet
func AppendIfUnique(appendee string, array []string) []string {
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// Iterate over all elements and check values
for _, elem := range array {
if elem == appendee {
// ... found. Stop here
return array
}
}
// None found, append
return append(array, appendee)
}
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// Generates a small ASCII tree for the given string array
func GenerateTree(strarr []string) string {
tmpstr := ""
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// iterate over each element
for iter, elem := range strarr {
// check if we got the last element
if iter < len(strarr) - 1 {
tmpstr = fmt.Sprintf("%s├ %s\n", tmpstr, elem)
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} else {
tmpstr = fmt.Sprintf( "%s╰ %s\n", tmpstr, elem)
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}
}
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// Return constructed (grown?) tree
return tmpstr
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}