func ParseJSONToQuadList(jsonBody []byte) (out []quad.Quad, _ error) {
var quads []struct {
Subject string `json:"subject"`
Predicate string `json:"predicate"`
Object string `json:"object"`
Label string `json:"label"`
}
err := json.Unmarshal(jsonBody, &quads)
if err != nil {
return nil, err
}
out = make([]quad.Quad, 0, len(quads))
for i, jq := range quads {
q := quad.Quad{
Subject: quad.StringToValue(jq.Subject),
Predicate: quad.StringToValue(jq.Predicate),
Object: quad.StringToValue(jq.Object),
Label: quad.StringToValue(jq.Label),
}
if !q.IsValid() {
return nil, fmt.Errorf("invalid quad at index %d. %s", i, q)
}
out = append(out, q)
}
return out, nil
}
func toQuadValue(o interface{}) (quad.Value, bool) {
var qv quad.Value
switch v := o.(type) {
case quadValue:
qv = v.v
case quad.Value:
qv = v
case string:
qv = quad.StringToValue(v)
case bool:
qv = quad.Bool(v)
case int:
qv = quad.Int(v)
case int64:
qv = quad.Int(v)
case float64:
if float64(int(v)) == v {
qv = quad.Int(int64(v))
} else {
qv = quad.Float(v)
}
case time.Time:
qv = quad.Time(v)
default:
return nil, false
}
return qv, true
}