*recent to for recent versions. Options to install all versions inclu…

…ding betas and RCs

.goreleaser.yml

@@ -72,8 +72,8 @@ brew:
   skip_upload: false
 
   # Packages that conflict with your package.
-  # conflicts:
-  #   - terraform
+  conflicts:
+    - terraform
 
   # So you can `brew test` your formula.
   # Default is empty.

lib/install.go

@@ -54,6 +54,11 @@ func init() {
 //Install : Install the provided version in the argument
 func Install(tfversion string) {
 
+	if !ValidVersionFormat(tfversion) {
+		fmt.Printf("The provided terraform version does not exist - %s. Try `tfswitch -l` to see all available versions.\n", tfversion)
+		os.Exit(0)
+	}
+
 	goarch := runtime.GOARCH
 	goos := runtime.GOOS
 
@@ -155,20 +160,27 @@ func GetRecentVersions() ([]string, error) {
 	if fileExist {
 
 		lines, errRead := ReadLines(installLocation + recentFile)
+		appendRecent := []string{}
 
 		if errRead != nil {
 			fmt.Printf("Error: %s\n", errRead)
 			return nil, errRead
 		}
 
 		for _, line := range lines {
+			/* 	checks if versions in the recent file are valid.
+			If any version is invalid, it will be consider dirty
+			and the recent file will be removed
+			*/
 			if !ValidVersionFormat(line) {
 				RemoveFiles(installLocation + recentFile)
 				return nil, errRead
 			}
+
+			appendRecent = append(appendRecent, fmt.Sprintf("%s *recent", line))
 		}
 
-		return lines, nil
+		return appendRecent, nil
 	}
 
 	return nil, nil

lib/list_versions.go

@@ -79,14 +79,15 @@ func RemoveDuplicateVersions(elements []string) []string {
 	encountered := map[string]bool{}
 	result := []string{}
 
-	for v := range elements {
-		if encountered[elements[v]] == true {
+	for _, val := range elements {
+		versionOnly := strings.Trim(val, " *recent")
+		if encountered[versionOnly] == true {
 			// Do not add duplicate.
 		} else {
 			// Record this element as an encountered element.
-			encountered[elements[v]] = true
+			encountered[versionOnly] = true
 			// Append to result slice.
-			result = append(result, elements[v])
+			result = append(result, val)
 		}
 	}
 	// Return the new slice.

main.go

@@ -125,7 +125,7 @@ func installOption(listAll bool) {
 	tflist, _ := lib.GetTFList(hashiURL, listAll) //get list of versions
 	recentVersions, _ := lib.GetRecentVersions()  //get recent versions from RECENT file
 	tflist = append(recentVersions, tflist...)    //append recent versions to the top of the list
-	//tflist = lib.RemoveDuplicateVersions(tflist)  //remove duplicate version
+	tflist = lib.RemoveDuplicateVersions(tflist)  //remove duplicate version
 
 	/* prompt user to select version of terraform */
 	prompt := promptui.Select{
@@ -134,6 +134,7 @@ func installOption(listAll bool) {
 	}
 
 	_, tfversion, errPrompt := prompt.Run()
+	tfversion = strings.Trim(tfversion, " *recent") //trim versions with the word *recent included
 
 	if errPrompt != nil {
 		log.Printf("Prompt failed %v\n", errPrompt)
@@ -143,8 +144,3 @@ func installOption(listAll bool) {
 	lib.AddRecent(tfversion) //add to recent file for faster lookup
 	lib.Install(tfversion)
 }
-
-// func appendRecent(tflist []string) {
-
-// 	for _, vals := range
-// }