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bool_or_string_array.go
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/
bool_or_string_array.go
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package suggestions
import "encoding/json"
// BoolOrStringArray can hold either a bool or a []string.
// IsBool indicates the valid value: Bool or StringArray.
type BoolOrStringArray struct {
IsBool bool
Bool bool
StringArray []string
}
func NewBool(boolValue bool) BoolOrStringArray {
return BoolOrStringArray{
IsBool: true,
Bool: boolValue,
StringArray: []string{},
}
}
func NewStringArray(array []string) BoolOrStringArray {
return BoolOrStringArray{
IsBool: false,
Bool: false,
StringArray: array,
}
}
// UnmarshalJSON decodes a JSON bool or string array into a BoolOrStringArray.
func (b *BoolOrStringArray) UnmarshalJSON(data []byte) error {
err := json.Unmarshal(data, &b.Bool)
if err == nil {
b.IsBool = true
b.StringArray = []string{}
return nil
}
err = json.Unmarshal(data, &b.StringArray)
if err == nil {
b.IsBool = false
b.Bool = false
return nil
}
return err
}
// MarshalJSON encodes a BoolOrStringArray to a JSON bool or string array.
func (b BoolOrStringArray) MarshalJSON() ([]byte, error) {
if b.IsBool {
return json.Marshal(b.Bool)
}
return json.Marshal(b.StringArray)
}