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@@ -13,13 +13,18 @@ func getDetailedError(data []byte, err error) error {
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syntaxError, ok := err.(*json.SyntaxError)
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if ok {
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- end := syntaxError.Offset - 1 + limit
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+ start := syntaxError.Offset - 1
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+ if start < 0 {
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+ start = 0
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+ }
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+
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+ end := start + limit
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dataLength := int64(len(data))
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if end > dataLength {
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end = dataLength
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}
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- badPart := string(data[syntaxError.Offset-1 : end])
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+ badPart := string(data[start:end])
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return fmt.Errorf("%s:\n%s", err.Error(), badPart)
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}
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