gno.land/p/onbloc/uint256/v0⧉

1package uint25623import (4	"errors"5)67var (8	ErrEmptyString      = errors.New("empty hex string")9	ErrSyntax           = errors.New("invalid hex string")10	ErrRange            = errors.New("number out of range")11	ErrMissingPrefix    = errors.New("hex string without 0x prefix")12	ErrEmptyNumber      = errors.New("hex string \"0x\"")13	ErrLeadingZero      = errors.New("hex number with leading zero digits")14	ErrBig256Range      = errors.New("hex number > 256 bits")15	ErrBadBufferLength  = errors.New("bad ssz buffer length")16	ErrBadEncodedLength = errors.New("bad ssz encoded length")17	ErrInvalidBase      = errors.New("invalid base")18	ErrInvalidBitSize   = errors.New("invalid bit size")19)2021type u256Error struct {22	fn    string // function name23	input string24	err   error25}2627func (e *u256Error) Error() string {28	return e.fn + ": " + e.input + ": " + e.err.Error()29}3031func (e *u256Error) Unwrap() error {32	return e.err33}3435func errEmptyString(fn, input string) error {36	return &u256Error{fn: fn, input: input, err: ErrEmptyString}37}3839func errSyntax(fn, input string) error {40	return &u256Error{fn: fn, input: input, err: ErrSyntax}41}4243func errMissingPrefix(fn, input string) error {44	return &u256Error{fn: fn, input: input, err: ErrMissingPrefix}45}4647func errEmptyNumber(fn, input string) error {48	return &u256Error{fn: fn, input: input, err: ErrEmptyNumber}49}5051func errLeadingZero(fn, input string) error {52	return &u256Error{fn: fn, input: input, err: ErrLeadingZero}53}5455func errRange(fn, input string) error {56	return &u256Error{fn: fn, input: input, err: ErrRange}57}5859func errBig256Range(fn, input string) error {60	return &u256Error{fn: fn, input: input, err: ErrBig256Range}61}6263func errBadBufferLength(fn, input string) error {64	return &u256Error{fn: fn, input: input, err: ErrBadBufferLength}65}6667func errInvalidBase(fn string, base int) error {68	return &u256Error{fn: fn, input: string(base), err: ErrInvalidBase}69}7071func errInvalidBitSize(fn string, bitSize int) error {72	return &u256Error{fn: fn, input: string(bitSize), err: ErrInvalidBitSize}73}74