fix: Update 'show' methods which output values to user to print strai…

…ght to stdout rather than using logging methods

This avoids stylising output, as is done with logging.
Avoids sending output to same destination as logs, which is now stderr

Issue #505

Signed-off-by: Matthew John <[email protected]>

lib/list_versions.go

@@ -208,15 +208,15 @@ func validMinorVersionFormat(version string) bool {
 // ShowLatestVersion show install latest stable tf version
 func ShowLatestVersion(mirrorURL string) {
 	tfversion, _ := getTFLatest(mirrorURL)
-	logger.Infof("%s", tfversion)
+	fmt.Printf("%s\n", tfversion)
 }
 
 // ShowLatestImplicitVersion show latest - argument (version) must be provided
 func ShowLatestImplicitVersion(requestedVersion, mirrorURL string, preRelease bool) {
 	if validMinorVersionFormat(requestedVersion) {
 		tfversion, _ := getTFLatestImplicit(mirrorURL, preRelease, requestedVersion)
 		if len(tfversion) > 0 {
-			logger.Infof("%s", tfversion)
+			fmt.Printf("%s\n", tfversion)
 		} else {
 			logger.Fatal("The provided terraform version does not exist.\n Try `tfswitch -l` to see all available versions")
 			os.Exit(1)