Function remoteDepsForModuleSetRec

private/bufpkg/bufmodule/remote_dep.go:134–171

(
	remoteModule Module,
	visitedOpaqueIDs map[string]struct{},
)

func (*remoteDep) isRemoteDep() {}

func remoteDepsForModuleSetRec(
	remoteModule Module,
	visitedOpaqueIDs map[string]struct{},
) ([]Module, error) {
	if remoteModule.IsLocal() {
		return nil, syserror.New("only pass remote modules to remoteDepsForModuleSetRec")
	}
	if remoteModule.FullName() == nil {
		// Just a sanity check.
		return nil, syserror.New("FullName is nil for a remote Module")
	}
	opaqueID := remoteModule.OpaqueID()
	if _, ok := visitedOpaqueIDs[opaqueID]; ok {
		return nil, nil
	}
	visitedOpaqueIDs[opaqueID] = struct{}{}
	recModuleDeps, err := remoteModule.ModuleDeps()
	if err != nil {
		return nil, err
	}
	recDeps := make([]Module, 0, len(recModuleDeps)+1)
	recDeps = append(recDeps, remoteModule)
	for _, recModuleDep := range recModuleDeps {
		if recModuleDep.IsLocal() {
			continue
		}
		// We deal with local vs remote in the recursive call.
		iRecDeps, err := remoteDepsForModuleSetRec(
			recModuleDep,
			visitedOpaqueIDs,
		)
		if err != nil {
			return nil, err
		}
		recDeps = append(recDeps, iRecDeps...)
	}
	return recDeps, nil
}