Trait migrant_lib::Migratable

pub trait Migratable: MigratableClone {
    fn tag(&self) -> String;

    fn apply_up(&self, DbKind, &Config) -> Result<(), Box<Error>> { ... }
    fn apply_down(&self, DbKind, &Config) -> Result<(), Box<Error>> { ... }
    fn description(&self, &Direction) -> String { ... }
}

A type that can be used to define database migrations

Required Methods

fn tag(&self) -> String

A unique identifying tag

Provided Methods

fn apply_up(&self, DbKind, &Config) -> Result<(), Box<Error>>

Define functionality that runs for up migrations

fn apply_down(&self, DbKind, &Config) -> Result<(), Box<Error>>

Define functionality that runs for down migrations

fn description(&self, &Direction) -> String

Option migration description. Defaults to Migratable::tag

Implementors

• impl Migratable for FileMigration
• impl Migratable for EmbeddedMigration
• impl<T, U> Migratable for FnMigration<T, U> where
    T: 'static + Clone + Fn(DbConn) -> Result<(), Box<Error>>,
    U: 'static + Clone + Fn(DbConn) -> Result<(), Box<Error>>,