id

package
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Published: Nov 5, 2026 License: MIT Imports: 4 Imported by: 2

Documentation

Overview

Package id defines TypeID-based identity types for all Trove entities.

Every entity in Trove uses a single ID struct with a prefix that identifies the entity type. IDs are K-sortable (UUIDv7-based), globally unique, and URL-safe in the format "prefix_suffix".

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type ID

type ID struct {
	// contains filtered or unexported fields
}

ID is the primary identifier type for all Trove entities. It wraps a TypeID providing a prefix-qualified, globally unique, sortable, URL-safe identifier in the format "prefix_suffix".

var Nil ID

Nil is the zero-value ID.

func MustParse

func MustParse(s string) ID

MustParse is like Parse but panics on error. Use for hardcoded ID values.

func MustParseWithPrefix

func MustParseWithPrefix(s string, expected Prefix) ID

MustParseWithPrefix is like ParseWithPrefix but panics on error.

func New

func New(prefix Prefix) ID

New generates a new globally unique ID with the given prefix. It panics if prefix is not a valid TypeID prefix (programming error).

func NewBucketID

func NewBucketID() ID

NewBucketID generates a new unique bucket ID.

func NewChunkID

func NewChunkID() ID

NewChunkID generates a new unique chunk ID.

func NewDownloadSessionID

func NewDownloadSessionID() ID

NewDownloadSessionID generates a new unique download session ID.

func NewObjectID

func NewObjectID() ID

NewObjectID generates a new unique object ID.

func NewPoolID

func NewPoolID() ID

NewPoolID generates a new unique pool ID.

func NewStreamID

func NewStreamID() ID

NewStreamID generates a new unique stream ID.

func NewUploadSessionID

func NewUploadSessionID() ID

NewUploadSessionID generates a new unique upload session ID.

func NewVersionID

func NewVersionID() ID

NewVersionID generates a new unique version ID.

func Parse

func Parse(s string) (ID, error)

Parse parses a TypeID string (e.g., "obj_01h455vb4pex5vsknk084sn02q") into an ID. Returns an error if the string is not valid.

func ParseAny

func ParseAny(s string) (ID, error)

ParseAny parses a string into an ID without type checking the prefix.

func ParseBucketID

func ParseBucketID(s string) (ID, error)

ParseBucketID parses a string and validates the "bkt" prefix.

func ParseChunkID

func ParseChunkID(s string) (ID, error)

ParseChunkID parses a string and validates the "chk" prefix.

func ParseDownloadSessionID

func ParseDownloadSessionID(s string) (ID, error)

ParseDownloadSessionID parses a string and validates the "dwn" prefix.

func ParseObjectID

func ParseObjectID(s string) (ID, error)

ParseObjectID parses a string and validates the "obj" prefix.

func ParsePoolID

func ParsePoolID(s string) (ID, error)

ParsePoolID parses a string and validates the "pol" prefix.

func ParseStreamID

func ParseStreamID(s string) (ID, error)

ParseStreamID parses a string and validates the "str" prefix.

func ParseUploadSessionID

func ParseUploadSessionID(s string) (ID, error)

ParseUploadSessionID parses a string and validates the "upl" prefix.

func ParseVersionID

func ParseVersionID(s string) (ID, error)

ParseVersionID parses a string and validates the "ver" prefix.

func ParseWithPrefix

func ParseWithPrefix(s string, expected Prefix) (ID, error)

ParseWithPrefix parses a TypeID string and validates that its prefix matches the expected value.

func (ID) IsNil

func (i ID) IsNil() bool

IsNil reports whether this ID is the zero value.

func (ID) MarshalBSONValue

func (i ID) MarshalBSONValue() (bsonType byte, data []byte, err error)

MarshalBSONValue satisfies bson.ValueMarshaler (mongo-driver v2) so the ID is stored as a BSON string instead of an opaque struct. No bson import needed because Go uses structural typing for interface satisfaction.

func (ID) MarshalText

func (i ID) MarshalText() ([]byte, error)

MarshalText implements encoding.TextMarshaler.

func (ID) Prefix

func (i ID) Prefix() Prefix

Prefix returns the prefix component of this ID.

func (*ID) Scan

func (i *ID) Scan(src any) error

Scan implements sql.Scanner for database retrieval.

func (ID) String

func (i ID) String() string

String returns the full TypeID string representation (prefix_suffix). Returns an empty string for the Nil ID.

func (*ID) UnmarshalBSONValue

func (i *ID) UnmarshalBSONValue(t byte, data []byte) error

UnmarshalBSONValue satisfies bson.ValueUnmarshaler (mongo-driver v2).

func (*ID) UnmarshalText

func (i *ID) UnmarshalText(data []byte) error

UnmarshalText implements encoding.TextUnmarshaler.

func (ID) Value

func (i ID) Value() (driver.Value, error)

Value implements driver.Valuer for database storage. Returns nil for the Nil ID so that optional foreign key columns store NULL.

type Prefix

type Prefix string

Prefix identifies the entity type encoded in a TypeID.

const (
	PrefixObject          Prefix = "obj"
	PrefixBucket          Prefix = "bkt"
	PrefixUploadSession   Prefix = "upl"
	PrefixDownloadSession Prefix = "dwn"
	PrefixStream          Prefix = "str"
	PrefixPool            Prefix = "pol"
	PrefixVersion         Prefix = "ver"
	PrefixChunk           Prefix = "chk"
)

Prefix constants for all Trove entity types.

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