hcl/gohcl/encode_test.go

65 lines
1.2 KiB
Go

package gohcl_test
import (
"fmt"
"github.com/hashicorp/hcl/v2/gohcl"
"github.com/hashicorp/hcl/v2/hclwrite"
)
func ExampleEncodeIntoBody() {
type Service struct {
Name string `hcl:"name,label"`
Exe []string `hcl:"executable"`
}
type Constraints struct {
OS string `hcl:"os"`
Arch string `hcl:"arch"`
}
type App struct {
Name string `hcl:"name"`
Desc string `hcl:"description"`
Constraints *Constraints `hcl:"constraints,block"`
Services []Service `hcl:"service,block"`
}
app := App{
Name: "awesome-app",
Desc: "Such an awesome application",
Constraints: &Constraints{
OS: "linux",
Arch: "amd64",
},
Services: []Service{
{
Name: "web",
Exe: []string{"./web", "--listen=:8080"},
},
{
Name: "worker",
Exe: []string{"./worker"},
},
},
}
f := hclwrite.NewEmptyFile()
gohcl.EncodeIntoBody(&app, f.Body())
fmt.Printf("%s", f.Bytes())
// Output:
// name = "awesome-app"
// description = "Such an awesome application"
//
// constraints {
// os = "linux"
// arch = "amd64"
// }
//
// service "web" {
// executable = ["./web", "--listen=:8080"]
// }
// service "worker" {
// executable = ["./worker"]
// }
}