41 lines
678 B
Go
41 lines
678 B
Go
package validators
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import (
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"strconv"
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"gopkg.in/yaml.v3"
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)
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// NullableBool represents a bool that can be null
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type NullableBool struct {
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Set, Value bool
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}
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func (nb *NullableBool) UnmarshalYAML(value *yaml.Node) error {
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nb.Set = true
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if err := value.Decode(&nb.Value); err != nil {
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nb.Set = false
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nb.Value = false
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}
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return nil
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}
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func (nb NullableBool) MarshalYAML() (interface{}, error) {
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if !nb.Set {
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return nil, nil
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}
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return nb.Value, nil
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}
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func ValidateBool(value *NullableBool, dflt string) (err error) {
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if !value.Set {
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res, err := strconv.ParseBool(dflt)
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if err != nil {
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return err
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}
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value.Set = true
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value.Value = res
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}
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return err
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}
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