func convertRef(current unit.SourceUnit, jref *Ref) (*graph.Ref, error) {
repoURI, u, path, err := jref.Target.Resolve()
if err == ErrSkipResolve {
return nil, nil
}
if err != nil {
return nil, err
}
start, end, err := parseSpan(jref.Span)
if err != nil {
return nil, err
}
ref := &graph.Ref{
SymbolRepo: repoURI,
SymbolUnitType: unit.Type(current),
SymbolUnit: u,
SymbolPath: path,
Def: jref.Def,
File: filepath.Join(jref.File),
Start: start,
End: end,
}
return ref, nil
}
func (v *npmVersion) BuildResolver(dep *dep2.RawDependency, c *config.Repository) (*container.Command, error) {
var npmDep npmDependency
j, _ := json.Marshal(dep.Target)
json.Unmarshal(j, &npmDep)
dockerfile, err := v.baseDockerfile()
if err != nil {
return nil, err
}
dockerfile = append(dockerfile, []byte("\n\nRUN npm install --quiet -g deptool@~0.0.2\n")...)
cmd := container.Command{
Container: container.Container{
Dockerfile: dockerfile,
Cmd: []string{"nodejs", "/usr/local/bin/npm-deptool", npmDep.Name + "@" + npmDep.Spec},
},
Transform: func(orig []byte) ([]byte, error) {
// resolvedDep is output from npm-deptool.
type npmDeptoolOutput struct {
Name string
ResolvedURL string `json:"_resolved"`
ID string `json:"_id"`
Repository struct {
Type string
URL string
}
}
var resolvedDeps map[string]npmDeptoolOutput
err := json.Unmarshal(orig, &resolvedDeps)
if err != nil {
return nil, err
}
if len(resolvedDeps) == 0 {
return nil, fmt.Errorf("npm-deptool did not output anything for raw dependency %+v", dep)
}
var resolvedDep *npmDeptoolOutput
for name, v := range resolvedDeps {
if name == npmDep.Name {
resolvedDep = &v
break
}
}
if resolvedDep == nil {
return nil, fmt.Errorf("npm-deptool did not return info about npm package %q for raw dependency %+v: all %d resolved deps are %+v", npmDep.Name, dep, len(resolvedDeps), resolvedDeps)
}
var toRepoCloneURL, toRevSpec string
if strings.HasPrefix(resolvedDep.ResolvedURL, "https://registry.npmjs.org/") {
// known npm package, so the repository refers to it
toRepoCloneURL = resolvedDep.Repository.URL
} else {
// external tarball, git repo url, etc., so the repository might
// refer to the source repo (if this is a fork) or not be
// present at all
u, err := url.Parse(resolvedDep.ResolvedURL)
if err != nil {
return nil, err
}
toRevSpec = u.Fragment
u.Fragment = ""
toRepoCloneURL = u.String()
}
return json.Marshal(&dep2.ResolvedTarget{
ToRepoCloneURL: toRepoCloneURL,
ToUnitType: unit.Type((&CommonJSPackage{})),
ToUnit: resolvedDep.Name,
ToVersionString: resolvedDep.ID,
ToRevSpec: toRevSpec,
})
},
}
return &cmd, nil
}