38 lines
776 B
Go
38 lines
776 B
Go
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package yaml
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// External represents an external network entry in compose file.
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// It can be a boolean (true|false) or have a name
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type External struct {
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External bool
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Name string
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}
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// MarshalYAML implements the Marshaller interface.
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func (n External) MarshalYAML() (interface{}, error) {
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if n.Name == "" {
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return n.External, nil
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}
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return map[string]interface{}{
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"name": n.Name,
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}, nil
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}
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// UnmarshalYAML implements the Unmarshaller interface.
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func (n *External) UnmarshalYAML(unmarshal func(interface{}) error) error {
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if err := unmarshal(&n.External); err == nil {
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return nil
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}
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var dummyExternal struct {
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Name string
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}
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err := unmarshal(&dummyExternal)
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if err != nil {
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return err
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}
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n.Name = dummyExternal.Name
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n.External = true
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return nil
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}
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