wisski-cloud-distillery/internal/wisski/ingredients.go
Tom Wiesing 890022ae64
internal: Annotate all components with groups
This commit ensures that the compiler has to check every component
against the groups they implement by explicitly annotating the
appropriate interfaces.
2022-11-30 11:08:46 +01:00

66 lines
1.8 KiB
Go

package wisski
import (
"github.com/FAU-CDI/wisski-distillery/internal/wisski/ingredient"
"github.com/FAU-CDI/wisski-distillery/internal/wisski/liquid"
"github.com/FAU-CDI/wisski-distillery/pkg/lazy"
"github.com/tkw1536/goprogram/lib/collection"
)
//
// ==== init ====
//
func (wisski *WissKI) init() {
wisski.poolInit.Do(func() {
wisski.pool.Init = ingredient.Init
lazy.RegisterPoolGroup[ingredient.WissKIFetcher](&wisski.pool)
})
}
//
// ==== registration ====
//
// manual initializes a component from the provided distillery.
func manual[I ingredient.Ingredient](init func(ingredient I)) initFunc {
return func(context ctx) ingredient.Ingredient {
return lazy.Make(context, init)
}
}
// use is like r, but does not provided additional initialization
func auto[I ingredient.Ingredient](context ctx) ingredient.Ingredient {
return lazy.Make[ingredient.Ingredient, I](context, nil)
}
// register returns all components of the distillery
func (wisski *WissKI) register(context ctx) []ingredient.Ingredient {
return collection.MapSlice(
wisski.allIngredients(),
func(f initFunc) ingredient.Ingredient {
return f(context)
},
)
}
// ctx is a context for component initialization
type ctx = *lazy.PoolContext[ingredient.Ingredient]
//
// ==== export ====
//
// export is a convenience function to export a single component
func export[I ingredient.Ingredient](wisski *WissKI) I {
wisski.init()
return lazy.ExportComponent[ingredient.Ingredient, *liquid.Liquid, I](&wisski.pool, &wisski.Liquid, wisski.register)
}
//lint:ignore U1000 for future use
func exportAll[I ingredient.Ingredient](wisski *WissKI) []I {
wisski.init()
return lazy.ExportComponents[ingredient.Ingredient, *liquid.Liquid, I](&wisski.pool, &wisski.Liquid, wisski.register)
}
type initFunc = func(context ctx) ingredient.Ingredient