Enum MigrationStep 

pub enum MigrationStep {
    AddDomain(String, usize),
    RemoveDomain(String),
    ResizeDomain(String, usize),
    AddPredicate(String, Vec<String>),
    RemovePredicate(String),
    RenamePredicate(String, String),
    AddVariable(String, String),
    RemoveVariable(String),
    UpdateVariableType(String, String),
    Custom(String),
}

Migration step

Variants

AddDomain(String, usize)

Add a domain

RemoveDomain(String)

Remove a domain

ResizeDomain(String, usize)

Resize a domain

AddPredicate(String, Vec<String>)

Add a predicate

RemovePredicate(String)

Remove a predicate

RenamePredicate(String, String)

Rename a predicate

AddVariable(String, String)

Add a variable binding

RemoveVariable(String)

Remove a variable binding

UpdateVariableType(String, String)

Update variable type

Custom(String)

Custom migration code

Implementations

impl MigrationStep

pub fn description(&self) -> String

pub fn is_reversible(&self) -> bool

Trait Implementations

impl Clone for MigrationStep

fn clone(&self) -> MigrationStep

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MigrationStep

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

Formats the value using the given formatter.