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convert.go
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convert.go
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package convert
import (
"encoding/json"
"fmt"
"strconv"
"gopkg.in/yaml.v3"
)
func gen(n *yaml.Node) (interface{}, error) {
switch n.Kind {
case yaml.MappingNode:
nn := map[string]interface{}{}
for i, _ := range n.Content {
if i%2 == 0 {
k := n.Content[i]
v, err := gen(n.Content[i+1])
if err != nil {
return nil, err
}
nn[k.Value] = v
}
}
return nn, nil
case yaml.SequenceNode:
nn := []interface{}{}
for i, _ := range n.Content {
v, err := gen(n.Content[i])
if err != nil {
return nil, err
}
nn = append(nn, v)
}
return nn, nil
case yaml.ScalarNode:
switch n.Tag {
case "!!bool":
return strconv.ParseBool(n.Value)
case "!!float":
return strconv.ParseFloat(n.Value, 64)
case "!!int":
return strconv.Atoi(n.Value)
case "!!null":
return nil, nil
case "!!str":
return n.Value, nil
default:
return n.Value, nil
}
default:
return nil, fmt.Errorf("unknown yaml value: %s (%s)", n.Value, n.Tag)
}
}
func YAMLtoJSON(n yaml.Node) ([]byte, error) {
if n.Kind == 0 {
return []byte{}, nil
}
iface, err := gen(&n)
if err != nil {
return nil, err
}
blob, err := json.Marshal(iface)
if err != nil {
return nil, err
}
return blob, nil
}