amethystate 0.9.2

Type-safe reactive persistence for Rust GUI apps
Documentation 
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use crate::MigrationContext;
use crate::store::StorageResult;

pub trait MigrateFrom<TOld>: Sized {
    const RENAMES: &'static [(&'static str, &'static str)] = &[];

    fn migrate(old: TOld, ctx: &mut MigrationContext) -> StorageResult<Self>;
}