1 files changed, 64 insertions, 0 deletions
diff --git a/goDep.redoGoMod.go b/goDep.redoGoMod.go
index ccf64ef..db64a1e 100644
--- a/goDep.redoGoMod.go
+++ b/goDep.redoGoMod.go
@@ -138,3 +138,67 @@ func (repo *Repo) RepoType() string {
 	output = strings.Trim(output, "'")
 	return output
 }
+
+// reads and parses the go.sum file
+func (repo *Repo) UpdatePublished() (bool, error) {
+	// empty out what was there before
+	repo.Published = nil
+	tmp := filepath.Join(repo.FullPath, "go.sum")
+	gosum, err := os.Open(tmp)
+	if err != nil {
+		log.Warn("missing go.sum", repo.FullPath)
+		return false, err
+	}
+	defer gosum.Close()
+
+	scanner := bufio.NewScanner(gosum)
+	log.Info("gosum:", tmp)
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+
+		parts := strings.Split(line, " ")
+		if len(parts) == 3 {
+			godep := strings.TrimSpace(parts[0])
+			version := strings.TrimSpace(parts[1])
+			if strings.HasSuffix(version, "/go.mod") {
+				version = strings.TrimSuffix(version, "/go.mod")
+			}
+			new1 := GoDep{
+				GoPath:  godep,
+				Version: version,
+			}
+			if repo.Published == nil {
+				repo.Published = new(GoDeps)
+			}
+			repo.Published.AppendUniqueGoPath(&new1)
+			/*
+				found := repo.FindGoDepByPath(godep)
+				if found == nil {
+				currentversion, ok := deps[godep]
+				if ok {
+					// only use the first value found in the file?
+					// this shouldn't have been possible. this function should
+					// only be called from MakeRedomod()
+					// todo: make go things a seperate package so this function
+					// isn't exported?
+					if version != currentversion {
+						log.Warn("\tgo.sum ", godep, "had both", version, currentversion)
+					}
+				} else {
+					deps[godep] = version
+					log.Info("\t", godep, "=", version)
+				}
+			*/
+		} else {
+			// I've never seen this happen yet
+			panic(errors.New("go.sum invalid: " + line))
+			// return false, errors.New("go.sum invalid: " + line)
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		repo.Published = nil
+		return false, err
+	}
+	return true, nil
+}