wasi-module-sdk-go/examples/hello_world_go/module/hello_world.go
2023-05-18 18:21:44 +02:00

41 lines
788 B
Go

package module
//go:generate go run -mod=mod github.com/mailru/easyjson/easyjson -all hello_world.go
import (
sdk "code.icb4dc0.de/buildr/wasi-module-sdk-go"
"golang.org/x/exp/slog"
)
var _ sdk.Module = (*HelloWorld)(nil)
type HelloWorld struct {
Name string
}
func (h HelloWorld) Execute(ctx sdk.ExecutionContext) error {
logger := ctx.Logger()
logger.Info("Executing hello world")
val, _, err := ctx.GetState(ctx, "hello")
if err != nil {
return err
}
if err := ctx.SetState(ctx, "state", []byte(`{"hello":"world"}`)); err != nil {
return err
}
logger.Info("Got value from state", slog.String("value", string(val)))
return nil
}
func (HelloWorld) Category() sdk.Category {
return sdk.CategoryTask
}
func (HelloWorld) Type() string {
return "hello_world"
}