Revert changes related to NextVersion. #70

It would be done in a bit different way: by introducing powerful search queries.

deb/version.go

@@ -188,29 +188,6 @@ type Dependency struct {
 	Architecture string
 }
 
-// NextVersion returns the next version of a dependency (eg. if d.Version = 1.9, it returns 1.10)
-func (d *Dependency) NextVersion() string {
-	l := len(d.Version)
-
-	if l == 0 {
-		return ""
-	}
-
-	i := l
-	for  i > 0  {
-		_, err := strconv.ParseUint(d.Version[i-1:l],10,0)
-		if err != nil { break }
-		i--
-	}
-
-	v, err := strconv.ParseUint(d.Version[i:l],10,0)
-	if err != nil {
-		return d.Version
-	}
-
-	return d.Version[0:i] + strconv.Itoa(int(v)+1)
-}
-
 // Hash calculates some predefined unique ID of Dependency
 func (d *Dependency) Hash() string {
 	return fmt.Sprintf("%s:%s:%d:%s", d.Architecture, d.Pkg, d.Relation, d.Version)

deb/version_test.go

@@ -217,45 +217,3 @@ func (s *VersionSuite) TestDependencyString(c *C) {
 	d.Architecture = "i386"
 	c.Check(d.String(), Equals, "dpkg [i386]")
 }
-
-func (s *VersionSuite) TestDependencyNextVersion(c *C){
-	d, _ := ParseDependency("dpkg(=1.7)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "1.8")
-
-	d, _ = ParseDependency("dpkg(=1.9)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "1.10")
-
-	d, _ = ParseDependency("dpkg(=9)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "10")
-
-	d, _ = ParseDependency("dpkg(=9.909)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "9.910")
-
-	d, _ = ParseDependency("dpkg(=9.0.9)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "9.0.10")
-
-	d, _ = ParseDependency("dpkg(=9.0.100)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "9.0.101")
-
-	d, _ = ParseDependency("dpkg(=9.0.0-209)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "9.0.0-210")
-
-	d, _ = ParseDependency("dpkg(=9.0.0-209rel)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "9.0.0-209rel")
-
-	d, _ = ParseDependency("dpkg(=9.0.0-rel219)")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "9.0.0-rel220")
-
-	d, _ = ParseDependency("dpkg")
-	d.Architecture = "i386"
-	c.Check(d.NextVersion(), Equals, "")
-}