45 lines
1.0 KiB
Go
45 lines
1.0 KiB
Go
package json
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// AppendKey appends a new key to the output JSON.
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func AppendKey(dst []byte, key string) []byte {
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if len(dst) > 1 {
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dst = append(dst, ',')
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}
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dst = AppendString(dst, key)
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return append(dst, ':')
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}
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// AppendError encodes the error string to json and appends
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// the encoded string to the input byte slice.
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func AppendError(dst []byte, err error) []byte {
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if err == nil {
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return append(dst, `null`...)
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}
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return AppendString(dst, err.Error())
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}
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// AppendErrors encodes the error strings to json and
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// appends the encoded string list to the input byte slice.
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func AppendErrors(dst []byte, errs []error) []byte {
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if len(errs) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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if errs[0] != nil {
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dst = AppendString(dst, errs[0].Error())
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} else {
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dst = append(dst, "null"...)
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}
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if len(errs) > 1 {
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for _, err := range errs[1:] {
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if err == nil {
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dst = append(dst, ",null"...)
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continue
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}
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dst = AppendString(append(dst, ','), err.Error())
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}
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}
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dst = append(dst, ']')
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return dst
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}
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