From 8db41da676ac8368ef7c2549d56239a5ff5eedde Mon Sep 17 00:00:00 2001 From: Rutger Broekhoff Date: Tue, 2 Jan 2024 18:56:31 +0100 Subject: Delete vendor directory --- vendor/github.com/google/uuid/uuid.go | 365 ---------------------------------- 1 file changed, 365 deletions(-) delete mode 100644 vendor/github.com/google/uuid/uuid.go (limited to 'vendor/github.com/google/uuid/uuid.go') diff --git a/vendor/github.com/google/uuid/uuid.go b/vendor/github.com/google/uuid/uuid.go deleted file mode 100644 index 5232b48..0000000 --- a/vendor/github.com/google/uuid/uuid.go +++ /dev/null @@ -1,365 +0,0 @@ -// Copyright 2018 Google Inc. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package uuid - -import ( - "bytes" - "crypto/rand" - "encoding/hex" - "errors" - "fmt" - "io" - "strings" - "sync" -) - -// A UUID is a 128 bit (16 byte) Universal Unique IDentifier as defined in RFC -// 4122. -type UUID [16]byte - -// A Version represents a UUID's version. -type Version byte - -// A Variant represents a UUID's variant. -type Variant byte - -// Constants returned by Variant. -const ( - Invalid = Variant(iota) // Invalid UUID - RFC4122 // The variant specified in RFC4122 - Reserved // Reserved, NCS backward compatibility. - Microsoft // Reserved, Microsoft Corporation backward compatibility. - Future // Reserved for future definition. -) - -const randPoolSize = 16 * 16 - -var ( - rander = rand.Reader // random function - poolEnabled = false - poolMu sync.Mutex - poolPos = randPoolSize // protected with poolMu - pool [randPoolSize]byte // protected with poolMu -) - -type invalidLengthError struct{ len int } - -func (err invalidLengthError) Error() string { - return fmt.Sprintf("invalid UUID length: %d", err.len) -} - -// IsInvalidLengthError is matcher function for custom error invalidLengthError -func IsInvalidLengthError(err error) bool { - _, ok := err.(invalidLengthError) - return ok -} - -// Parse decodes s into a UUID or returns an error if it cannot be parsed. Both -// the standard UUID forms defined in RFC 4122 -// (xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx and -// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx) are decoded. In addition, -// Parse accepts non-standard strings such as the raw hex encoding -// xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx and 38 byte "Microsoft style" encodings, -// e.g. {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}. Only the middle 36 bytes are -// examined in the latter case. Parse should not be used to validate strings as -// it parses non-standard encodings as indicated above. -func Parse(s string) (UUID, error) { - var uuid UUID - switch len(s) { - // xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx - case 36: - - // urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx - case 36 + 9: - if !strings.EqualFold(s[:9], "urn:uuid:") { - return uuid, fmt.Errorf("invalid urn prefix: %q", s[:9]) - } - s = s[9:] - - // {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} - case 36 + 2: - s = s[1:] - - // xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx - case 32: - var ok bool - for i := range uuid { - uuid[i], ok = xtob(s[i*2], s[i*2+1]) - if !ok { - return uuid, errors.New("invalid UUID format") - } - } - return uuid, nil - default: - return uuid, invalidLengthError{len(s)} - } - // s is now at least 36 bytes long - // it must be of the form xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx - if s[8] != '-' || s[13] != '-' || s[18] != '-' || s[23] != '-' { - return uuid, errors.New("invalid UUID format") - } - for i, x := range [16]int{ - 0, 2, 4, 6, - 9, 11, - 14, 16, - 19, 21, - 24, 26, 28, 30, 32, 34, - } { - v, ok := xtob(s[x], s[x+1]) - if !ok { - return uuid, errors.New("invalid UUID format") - } - uuid[i] = v - } - return uuid, nil -} - -// ParseBytes is like Parse, except it parses a byte slice instead of a string. -func ParseBytes(b []byte) (UUID, error) { - var uuid UUID - switch len(b) { - case 36: // xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx - case 36 + 9: // urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx - if !bytes.EqualFold(b[:9], []byte("urn:uuid:")) { - return uuid, fmt.Errorf("invalid urn prefix: %q", b[:9]) - } - b = b[9:] - case 36 + 2: // {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} - b = b[1:] - case 32: // xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx - var ok bool - for i := 0; i < 32; i += 2 { - uuid[i/2], ok = xtob(b[i], b[i+1]) - if !ok { - return uuid, errors.New("invalid UUID format") - } - } - return uuid, nil - default: - return uuid, invalidLengthError{len(b)} - } - // s is now at least 36 bytes long - // it must be of the form xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx - if b[8] != '-' || b[13] != '-' || b[18] != '-' || b[23] != '-' { - return uuid, errors.New("invalid UUID format") - } - for i, x := range [16]int{ - 0, 2, 4, 6, - 9, 11, - 14, 16, - 19, 21, - 24, 26, 28, 30, 32, 34, - } { - v, ok := xtob(b[x], b[x+1]) - if !ok { - return uuid, errors.New("invalid UUID format") - } - uuid[i] = v - } - return uuid, nil -} - -// MustParse is like Parse but panics if the string cannot be parsed. -// It simplifies safe initialization of global variables holding compiled UUIDs. -func MustParse(s string) UUID { - uuid, err := Parse(s) - if err != nil { - panic(`uuid: Parse(` + s + `): ` + err.Error()) - } - return uuid -} - -// FromBytes creates a new UUID from a byte slice. Returns an error if the slice -// does not have a length of 16. The bytes are copied from the slice. -func FromBytes(b []byte) (uuid UUID, err error) { - err = uuid.UnmarshalBinary(b) - return uuid, err -} - -// Must returns uuid if err is nil and panics otherwise. -func Must(uuid UUID, err error) UUID { - if err != nil { - panic(err) - } - return uuid -} - -// Validate returns an error if s is not a properly formatted UUID in one of the following formats: -// xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx -// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx -// xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx -// {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} -// It returns an error if the format is invalid, otherwise nil. -func Validate(s string) error { - switch len(s) { - // Standard UUID format - case 36: - - // UUID with "urn:uuid:" prefix - case 36 + 9: - if !strings.EqualFold(s[:9], "urn:uuid:") { - return fmt.Errorf("invalid urn prefix: %q", s[:9]) - } - s = s[9:] - - // UUID enclosed in braces - case 36 + 2: - if s[0] != '{' || s[len(s)-1] != '}' { - return fmt.Errorf("invalid bracketed UUID format") - } - s = s[1 : len(s)-1] - - // UUID without hyphens - case 32: - for i := 0; i < len(s); i += 2 { - _, ok := xtob(s[i], s[i+1]) - if !ok { - return errors.New("invalid UUID format") - } - } - - default: - return invalidLengthError{len(s)} - } - - // Check for standard UUID format - if len(s) == 36 { - if s[8] != '-' || s[13] != '-' || s[18] != '-' || s[23] != '-' { - return errors.New("invalid UUID format") - } - for _, x := range []int{0, 2, 4, 6, 9, 11, 14, 16, 19, 21, 24, 26, 28, 30, 32, 34} { - if _, ok := xtob(s[x], s[x+1]); !ok { - return errors.New("invalid UUID format") - } - } - } - - return nil -} - -// String returns the string form of uuid, xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx -// , or "" if uuid is invalid. -func (uuid UUID) String() string { - var buf [36]byte - encodeHex(buf[:], uuid) - return string(buf[:]) -} - -// URN returns the RFC 2141 URN form of uuid, -// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx, or "" if uuid is invalid. -func (uuid UUID) URN() string { - var buf [36 + 9]byte - copy(buf[:], "urn:uuid:") - encodeHex(buf[9:], uuid) - return string(buf[:]) -} - -func encodeHex(dst []byte, uuid UUID) { - hex.Encode(dst, uuid[:4]) - dst[8] = '-' - hex.Encode(dst[9:13], uuid[4:6]) - dst[13] = '-' - hex.Encode(dst[14:18], uuid[6:8]) - dst[18] = '-' - hex.Encode(dst[19:23], uuid[8:10]) - dst[23] = '-' - hex.Encode(dst[24:], uuid[10:]) -} - -// Variant returns the variant encoded in uuid. -func (uuid UUID) Variant() Variant { - switch { - case (uuid[8] & 0xc0) == 0x80: - return RFC4122 - case (uuid[8] & 0xe0) == 0xc0: - return Microsoft - case (uuid[8] & 0xe0) == 0xe0: - return Future - default: - return Reserved - } -} - -// Version returns the version of uuid. -func (uuid UUID) Version() Version { - return Version(uuid[6] >> 4) -} - -func (v Version) String() string { - if v > 15 { - return fmt.Sprintf("BAD_VERSION_%d", v) - } - return fmt.Sprintf("VERSION_%d", v) -} - -func (v Variant) String() string { - switch v { - case RFC4122: - return "RFC4122" - case Reserved: - return "Reserved" - case Microsoft: - return "Microsoft" - case Future: - return "Future" - case Invalid: - return "Invalid" - } - return fmt.Sprintf("BadVariant%d", int(v)) -} - -// SetRand sets the random number generator to r, which implements io.Reader. -// If r.Read returns an error when the package requests random data then -// a panic will be issued. -// -// Calling SetRand with nil sets the random number generator to the default -// generator. -func SetRand(r io.Reader) { - if r == nil { - rander = rand.Reader - return - } - rander = r -} - -// EnableRandPool enables internal randomness pool used for Random -// (Version 4) UUID generation. The pool contains random bytes read from -// the random number generator on demand in batches. Enabling the pool -// may improve the UUID generation throughput significantly. -// -// Since the pool is stored on the Go heap, this feature may be a bad fit -// for security sensitive applications. -// -// Both EnableRandPool and DisableRandPool are not thread-safe and should -// only be called when there is no possibility that New or any other -// UUID Version 4 generation function will be called concurrently. -func EnableRandPool() { - poolEnabled = true -} - -// DisableRandPool disables the randomness pool if it was previously -// enabled with EnableRandPool. -// -// Both EnableRandPool and DisableRandPool are not thread-safe and should -// only be called when there is no possibility that New or any other -// UUID Version 4 generation function will be called concurrently. -func DisableRandPool() { - poolEnabled = false - defer poolMu.Unlock() - poolMu.Lock() - poolPos = randPoolSize -} - -// UUIDs is a slice of UUID types. -type UUIDs []UUID - -// Strings returns a string slice containing the string form of each UUID in uuids. -func (uuids UUIDs) Strings() []string { - var uuidStrs = make([]string, len(uuids)) - for i, uuid := range uuids { - uuidStrs[i] = uuid.String() - } - return uuidStrs -} -- cgit v1.2.3