Documentation
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Index ¶
Constants ¶
This section is empty.
Variables ¶
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var PostgresDBProviderSet = wire.NewSet( ProvidePostgresDBConn, ProvidePreInitPostgresDBConn, ProvidePostgresCounterDAO, )
PostgresDBProviderSet is a provider set for building a Postgres database
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var ProvidePostgresCounterDAO = wire.NewSet( wire.Struct(new(PostgresCounterDAO), "DB", "Log"), wire.Bind(new(CounterDAO), new(*PostgresCounterDAO)), )
ProvidePostgresCounterDAO is a provider set for building a PostgresCounterDAO
Functions ¶
This section is empty.
Types ¶
type CounterDAO ¶
type CounterDAO interface {
Value(ctx context.Context) (int, error)
Increment(ctx context.Context) (int, error)
}
CounterDAO is a generic interface for a DAO accessing a counter
type PostgresCounterDAO ¶
type PostgresCounterDAO struct {
DB PostgresDBConn
Log *log.MultiLogger
}
PostgresCounterDAO implements a CounterDAO for a Postgres database
type PostgresDBConn ¶
PostgresDBConn is a database connection to a Postgres DB
func ProvidePostgresDBConn ¶
func ProvidePostgresDBConn(logger *log.MultiLogger, db PreInitPostgresDBConn) (PostgresDBConn, error)
ProvidePostgresDBConn performs schema initialization
type PreInitPostgresDBConn ¶
PreInitPostgresDBConn is a database connection to a Postgres DB which may not have initialized schema
func ProvidePreInitPostgresDBConn ¶
func ProvidePreInitPostgresDBConn(logger *log.MultiLogger, dbString config.DatabaseString) (PreInitPostgresDBConn, func(), error)
ProvidePreInitPostgresDBConn provides a PostgresDBConn by connecting to a database
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