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package base62
import "fmt"
// AlphabetSizeError represents an error when the base62 alphabet is invalid.
// Base62 requires an alphabet of exactly 62 characters for proper encoding
// and decoding operations. This error occurs when the alphabet length
// does not meet this requirement.
type AlphabetSizeError int
// Error returns a formatted error message describing the invalid alphabet length.
// The message includes the actual length and the required length for debugging.
func (e AlphabetSizeError) Error() string {
return fmt.Sprintf("coding/base62: invalid alphabet, the alphabet length must be 62, got %d", int(e))
}
// CorruptInputError represents an error when corrupted or invalid base62 data
// is detected during decoding. This error occurs when an invalid character
// is found in the input or when the input data is malformed.
type CorruptInputError int64
// Error returns a formatted error message describing the corrupted input.
// The message includes the position where corruption was detected.
func (e CorruptInputError) Error() string {
return fmt.Sprintf("coding/base62: illegal data at input byte %d", int64(e))
}
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