40 lines
1.3 KiB
Rust
40 lines
1.3 KiB
Rust
use crate::errors::MigraResult;
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use crate::managers::{ManageMigrations, ManageTransaction};
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/// A trait that helps to open a connection to a specific database client.
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pub trait OpenDatabaseConnection
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where
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Self: Sized,
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{
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/// Open database connection with predefined migrations table name.
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fn new(connection_string: &str) -> MigraResult<Self> {
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Self::manual(connection_string, "migrations")
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}
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/// Open database connection manually with additional migration table name parameter.
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fn manual(connection_string: &str, migrations_table_name: &str) -> MigraResult<Self>;
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}
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/// All client implementations that have migration and transaction manager implementations
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/// are considered clients.
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pub trait Client: ManageMigrations + ManageTransaction {}
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/// If you have complex application mechanics that allow users to choose which
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/// database they can use, then you will most likely need this helper for that.
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pub type AnyClient = Box<(dyn Client + 'static)>;
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#[cfg(feature = "postgres")]
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mod postgres;
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#[cfg(feature = "postgres")]
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pub use self::postgres::Client as PostgresClient;
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#[cfg(feature = "mysql")]
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mod mysql;
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#[cfg(feature = "mysql")]
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pub use self::mysql::Client as MysqlClient;
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#[cfg(feature = "sqlite")]
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mod sqlite;
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#[cfg(feature = "sqlite")]
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pub use self::sqlite::Client as SqliteClient;
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