fix: record relative path when replace to local dir

Author: Duslia

lang/golang/parser/parser.go

@@ -224,7 +224,11 @@ func getDeps(dir string, goWork bool) (a map[string]string, hasGoWork bool, cgoP
 			cgoPkgs[module.Path] = true
 		}
 		if module.Replace != nil {
-			deps[module.Path] = module.Replace.Path + "@" + module.Replace.Version
+			if module.Replace.Dir != "" {
+				deps[module.Path] = module.Replace.Path
+			} else {
+				deps[module.Path] = module.Replace.Path + "@" + module.Replace.Version
+			}
 		} else {
 			if module.Version != "" {
 				deps[module.Path] = module.Path + "@" + module.Version
@@ -249,6 +253,10 @@ func (p *GoParser) ParseRepo() (Repository, error) {
 			continue
 		}
 		mod := p.repo.Modules[lib.name]
+		// if there is multi go.mod in repo and one replace to local module, the mod will be nil.
+		if mod == nil {
+			continue
+		}
 		if err := p.ParseModule(mod, filepath.Join(p.homePageDir, mod.Dir)); err != nil {
 			return p.getRepo(), err
 		}