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Convert map -> []

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This commit is contained in:
Oliver Steele 2017-06-30 08:41:47 -04:00
parent 8f7bcaedae
commit 6075f39527
1 changed files with 22 additions and 10 deletions
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32
generics/convert.go
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@ -35,6 +35,8 @@ func Convert(value interface{}, target reflect.Type) (interface{}, error) {
return ParseTime(value.(string))
}
switch target.Kind() {
case reflect.Bool:
return !(value == nil || value == false), nil
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
switch value := value.(type) {
case bool:
@ -73,18 +75,28 @@ func Convert(value interface{}, target reflect.Type) (interface{}, error) {
}
return out.Interface(), nil
case reflect.Slice:
if r.Kind() != reflect.Array && r.Kind() != reflect.Slice {
break
}
out := reflect.MakeSlice(target, 0, r.Len())
for i := 0; i < r.Len(); i++ {
item, err := Convert(r.Index(i).Interface(), target.Elem())
if err != nil {
return nil, err
switch r.Kind() {
case reflect.Array, reflect.Slice:
out := reflect.MakeSlice(target, 0, r.Len())
for i := 0; i < r.Len(); i++ {
item, err := Convert(r.Index(i).Interface(), target.Elem())
if err != nil {
return nil, err
}
out = reflect.Append(out, reflect.ValueOf(item))
}
return out.Interface(), nil
case reflect.Map:
out := reflect.MakeSlice(target, 0, r.Len())
for _, key := range r.MapKeys() {
item, err := Convert(r.MapIndex(key).Interface(), target.Elem())
if err != nil {
return nil, err
}
out = reflect.Append(out, reflect.ValueOf(item))
return out.Interface(), nil
}
out = reflect.Append(out, reflect.ValueOf(item))
}
return out.Interface(), nil
}
return nil, conversionError("", value, target)
}