Started project, created minimal shell

suggestions/suggestions.go

@@ -0,0 +1,13 @@
+// Package suggestions
+package suggestions
+
+import "github.com/c-bata/go-prompt"
+
+var defaultSuggestions = []prompt.Suggest{
+	{Text: "exit", Description: "Exit from shell"},
+}
+
+func Completer(d prompt.Document) []prompt.Suggest {
+	// Если пользователь уже начал что-то писать, фильтруем список
+	return prompt.FilterHasPrefix(defaultSuggestions, d.GetWordBeforeCursor(), true)
+}