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decode list of string into list of int

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This commit is contained in:
Annika Hannig 2021-04-26 17:45:09 +02:00
parent 953bb83eef
commit ef8ee57726
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GPG Key ID: 62E226E47DDCE58D
1 changed files with 20 additions and 4 deletions
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24
pkg/decoders/types.go
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@ -20,11 +20,11 @@ func String(value interface{}, fallback string) string {
// StringList decodes a list of strings
func StringList(data interface{}) []string {
list := []string{}
ldata, ok := data.([]interface{})
if !ok {
return []string{}
}
list := make([]string, 0, len(ldata))
for _, e := range ldata {
s, ok := e.(string)
if ok {
@ -36,11 +36,27 @@ func StringList(data interface{}) []string {
// IntList decodes a list of integers
func IntList(data interface{}) []int {
list := []int{}
sdata := StringList(data)
list := make([]int, 0, len(sdata))
for _, e := range sdata {
val, _ := strconv.Atoi(e)
list = append(list, val)
val, err := strconv.Atoi(e)
if err == nil {
list = append(list, val)
}
}
return list
}
// IntListFromStrings decodes a list of strings
// into a list of integers.
func IntListFromStrings(strs []string) []int {
list := make([]int, 0, len(strs))
for _, s := range strs {
v, err := strconv.Atoi(s)
if err != nil {
continue // skip this
}
list = append(list, v)
}
return list
}