func Read() {
cacheFile = filepath.Join(os.Getenv("GOPATH"), cacheFileName)
cache = make(map[string]time.Time)
if !util.Exists(cacheFile) {
return
}
if clear {
err := os.Remove(cacheFile)
if err != nil {
util.Fatal(err)
}
return
}
util.Verbose("Reading cache file from " + cacheFile)
data, err := ioutil.ReadFile(cacheFile)
if err != nil {
util.Fatal(err)
}
err = json.Unmarshal(data, &cache)
if err != nil {
return
}
}
// Write writes the cache out to disk
func Write() {
if skip {
return
}
var buf bytes.Buffer
str, err := json.Marshal(cache)
if err == nil {
json.Indent(&buf, str, "", " ")
data := []byte(buf.String() + "\n")
util.Verbose("Writing cache file to " + cacheFile)
err = ioutil.WriteFile(cacheFile, data, 0644)
if err != nil {
util.Fatal(err)
}
}
return
}
// Print displays a message if a newer version of depman is available
// this should only be called after Check()
func Print() {
if !checkCalled {
util.Fatal(colors.Red("You must call upgrade.Check() before upgrade.Print()"))
}
// if the command used was self-upgrade, we can just return
if selfCalled {
return
}
ref := <-channel
if checkError != nil {
util.Verbose(colors.Yellow("Upgrade Check Error: " + checkError.Error()))
}
if ref != none {
fmt.Println(colors.Yellow(fmt.Sprintf(message, ref)))
}
}
// Read reads the cache from disk
func Read() {
parts := strings.Split(os.Getenv("GOPATH"), ":")
cacheFile = filepath.Join(parts[0], cacheFileName)
cache = make(map[string]time.Time)
if !util.Exists(cacheFile) {
return
}
util.Verbose("Reading cache file from " + cacheFile)
data, err := ioutil.ReadFile(cacheFile)
if err != nil {
util.Fatal(err)
}
err = json.Unmarshal(data, &cache)
if err != nil {
return
}
}
