56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package tools
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"strconv"
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"time"
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)
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func WriteValue(buff *bytes.Buffer, val any) (n int, err error) {
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switch v := val.(type) {
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default:
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err = fmt.Errorf("Unsupported type %T", v)
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case nil:
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return
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case []any:
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var o []byte
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o, err = json.Marshal(v)
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if err == nil {
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return buff.Write(o)
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}
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case map[string]any:
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var o []byte
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o, err = json.Marshal(v)
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if err == nil {
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return buff.Write(o)
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}
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case string:
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return buff.WriteString(v)
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case int:
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return buff.WriteString(strconv.Itoa(v))
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case int64:
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return buff.WriteString(strconv.FormatInt(v, 10))
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case float64:
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return buff.WriteString(strconv.FormatFloat(v, 'f', -1, 64))
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case json.Number:
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return buff.WriteString(v.String())
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case json.RawMessage:
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return buff.Write(v)
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case []byte:
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return buff.Write(v)
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case byte:
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err = buff.WriteByte(v)
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if err == nil {
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n = 1
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}
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case rune:
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return buff.WriteString(string(v))
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case bool:
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return buff.WriteString(strconv.FormatBool(v))
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case time.Time:
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return buff.WriteString(v.Format(time.RFC3339))
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}
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return
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}
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