Struct InstallationMigration 

pub struct InstallationMigration { /* private fields */ }

Exact, explicitly confirmed migration gate.

Implementations

impl InstallationMigration

pub fn new( parent_version: ContractVersion, parent_bundle_hash: ContractBundleHash, successor_version: ContractVersion, successor_bundle_hash: ContractBundleHash, migration_hash: MigrationBundleHash, confirmation: MigrationBundleHash, ) -> Result<InstallationMigration, InstallationPlanError>

Creates the only safe migration shape admitted by an installation plan.

pub const fn parent_version(self) -> ContractVersion

Exact predecessor version.

pub const fn parent_bundle_hash(self) -> ContractBundleHash

Exact predecessor bundle.

pub const fn successor_version(self) -> ContractVersion

Exact successor version.

pub const fn successor_bundle_hash(self) -> ContractBundleHash

Exact successor bundle.

pub const fn migration_hash(self) -> MigrationBundleHash

Exact compiled migration identity.

pub const fn confirmation(self) -> MigrationBundleHash

Exact caller confirmation; always equal to the migration hash.

pub const fn backup_policy(self) -> MigrationBackupPolicy

Required backup policy.

pub const fn downtime(self) -> MigrationDowntimeClass

Required downtime class.

Trait Implementations

impl Clone for InstallationMigration

fn clone(&self) -> InstallationMigration

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for InstallationMigration

impl Debug for InstallationMigration

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Eq for InstallationMigration

impl PartialEq for InstallationMigration

fn eq(&self, other: &InstallationMigration) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for InstallationMigration