scanner: implement fully workable positions
scanner: implement fully workable positions

hashicorp/hcl,strivecast/hcl,hashicorp/hcl,hashicorp/hcl,strivecast/hcl,strivecast/hcl,savaki/hcl,fatih/hcl,hashicorp/hcl,KONTRAKT-DLL/hcl,hashicorp/hcl,strivecast/hcl,strivecast/hcl