Require is the actual call that implements require
(specifier string)
| 14 | |
| 15 | // Require is the actual call that implements require |
| 16 | func (ms *ModuleSystem) Require(specifier string) (*sobek.Object, error) { |
| 17 | if !ms.resolver.locked { |
| 18 | if err := ms.resolver.usage.Uint64("usage/require", 1); err != nil { |
| 19 | ms.resolver.logger.WithError(err).Warn("couldn't report usage") |
| 20 | } |
| 21 | } |
| 22 | |
| 23 | if specifier == "" { |
| 24 | return nil, errors.New("require() can't be used with an empty specifier") |
| 25 | } |
| 26 | |
| 27 | rt := ms.vu.Runtime() |
| 28 | parentModuleStr := getCurrentModuleScript(ms.vu) |
| 29 | |
| 30 | parentModule, _ := ms.resolver.sobekModuleResolver(nil, parentModuleStr) |
| 31 | m, err := ms.resolver.sobekModuleResolver(parentModule, specifier) |
| 32 | if err != nil { |
| 33 | return nil, err |
| 34 | } |
| 35 | if wm, ok := m.(*goModule); ok { |
| 36 | var gmi *goModuleInstance |
| 37 | gmi, err = ms.getModuleInstanceFromGoModule(wm) |
| 38 | if err != nil { |
| 39 | return nil, err |
| 40 | } |
| 41 | exports := toESModuleExports(gmi.mi.Exports()) |
| 42 | return rt.ToValue(exports).ToObject(rt), nil |
| 43 | } |
| 44 | err = m.Link() |
| 45 | if err != nil { |
| 46 | return nil, err |
| 47 | } |
| 48 | var promise *sobek.Promise |
| 49 | if c, ok := m.(sobek.CyclicModuleRecord); ok { |
| 50 | promise = rt.CyclicModuleRecordEvaluate(c, ms.resolver.sobekModuleResolver) |
| 51 | } else { |
| 52 | panic(fmt.Sprintf("expected sobek.CyclicModuleRecord, but for some reason got a %T", m)) |
| 53 | } |
| 54 | promisesThenIgnore(rt, promise) |
| 55 | switch promise.State() { |
| 56 | case sobek.PromiseStateRejected: |
| 57 | err = promise.Result().Export().(error) //nolint:forcetypeassert |
| 58 | case sobek.PromiseStateFulfilled: |
| 59 | default: |
| 60 | } |
| 61 | if err != nil { |
| 62 | return nil, err |
| 63 | } |
| 64 | if cjs, ok := m.(*cjsModule); ok { |
| 65 | return rt.GetModuleInstance(cjs).(*cjsModuleInstance).exports, nil //nolint:forcetypeassert |
| 66 | } |
| 67 | return rt.NamespaceObjectFor(m), nil |
| 68 | } |
| 69 | |
| 70 | func (ms *ModuleSystem) getModuleInstanceFromGoModule(wm *goModule) (wmi *goModuleInstance, err error) { |
| 71 | rt := ms.vu.Runtime() |
no test coverage detected