Enum MigrationAction 

pub enum MigrationAction {
    CopyPrefix,
    ZeroInit,
    UpdateHeader,
    Realloc,
}

Migration action type.

Variants

CopyPrefix

Copy bytes from old account at (offset, size) to new account.

ZeroInit

Zero-initialize new region at (offset, size).

UpdateHeader

Update the account header (version + layout_id).

Realloc

Realloc the account to new size (grows in place if possible).

Trait Implementations

impl Clone for MigrationAction

fn clone(&self) -> MigrationAction

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MigrationAction

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

Formats the value using the given formatter.

impl Display for MigrationAction

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

Formats the value using the given formatter.

impl PartialEq for MigrationAction

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for MigrationAction

impl Eq for MigrationAction

impl StructuralPartialEq for MigrationAction