64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
// Copyright © 2016 Abcum Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package uuid
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import (
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"github.com/satori/go.uuid"
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)
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var (
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NamespaceDNS = uuid.NamespaceDNS
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NamespaceURL = uuid.NamespaceURL
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NamespaceOID = uuid.NamespaceOID
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NamespaceX500 = uuid.NamespaceX500
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)
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type UUID struct {
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uuid.UUID
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}
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// NewV1 returns a new UUID (Version 1) based on current timestamp and MAC address.
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func NewV1() *UUID {
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return &UUID{uuid.NewV1()}
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}
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// NewV2 returns a new DCE Security UUID (Version 2) based on POSIX UID/GID.
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func NewV2(domain byte) *UUID {
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return &UUID{uuid.NewV2(domain)}
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}
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// NewV3 returns a new UUID (Version 3) based on MD5 hash of namespace UUID and name.
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func NewV3(ns uuid.UUID, name string) *UUID {
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return &UUID{uuid.NewV3(ns, name)}
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}
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// NewV4 returns a new UUID (Version 4) using 16 random bytes or panics.
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func NewV4() *UUID {
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return &UUID{uuid.NewV4()}
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}
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// NewV5 returns a new UUID (Version 5) based on SHA-1 hash of namespace UUID and name.
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func NewV5(ns uuid.UUID, name string) *UUID {
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return &UUID{uuid.NewV5(ns, name)}
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}
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// Parse parses and checks for a valid UUID string, and returns nil if not valid.
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func Parse(input string) *UUID {
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id, err := uuid.FromString(input)
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if err != nil {
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return nil
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}
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return &UUID{id}
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}
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