Exercises & activities from the go workshop provided by Packt: https://courses.packtpub.com/courses/go
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57 lines
1.1 KiB
57 lines
1.1 KiB
package main
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import (
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"fmt"
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"os"
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"strings"
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)
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type locale struct {
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language string
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region string
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}
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func getLocales() map[locale]struct{} {
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supportedLocales := make(map[locale]struct{}, 5)
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supportedLocales[locale{"en", "US"}] = struct{}{}
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supportedLocales[locale{"en", "CN"}] = struct{}{}
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supportedLocales[locale{"fr", "CN"}] = struct{}{}
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supportedLocales[locale{"fr", "FR"}] = struct{}{}
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supportedLocales[locale{"ru", "RU"}] = struct{}{}
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return supportedLocales
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}
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func localExists(l locale) bool {
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_, exists := getLocales()[l]
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return exists
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}
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func main() {
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if len(os.Args) != 2 {
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fmt.Println("No locale passed")
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os.Exit(1)
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}
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localeParts := strings.Split(os.Args[1], "_")
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if len(localeParts) != 2 {
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fmt.Printf("Invalid locale passed: %v\n", os.Args[1])
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os.Exit(1)
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}
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passedLocale := locale{
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language: localeParts[0],
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region: localeParts[1],
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}
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if !localExists(passedLocale) {
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fmt.Printf("Locale not supported: %v\n", os.Args[1])
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os.Exit(1)
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}
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fmt.Println("Locale passed is supported")
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}
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