First try

internal/infrastructure/Config.go

@@ -0,0 +1,37 @@
+package infrastructure
+
+import (
+	"log"
+
+	"github.com/spf13/viper"
+)
+
+type ApplicationEnvironment struct {
+	TemplateLocation string
+}
+
+func ConfigSetup(configName, configPath string) {
+	viper.SetConfigName(configName)
+	viper.SetConfigType("toml")
+	viper.AddConfigPath(configPath)
+}
+
+func ValidateVariablesAreSet(variables []string) {
+	for i := range variables {
+		if !viper.IsSet(variables[i]) {
+			log.Fatalf("%s variable was not set!\nAborting application start!", variables[i])
+		}
+	}
+}
+
+func GetConfig() ApplicationEnvironment {
+
+	if err := viper.ReadInConfig(); err != nil {
+		log.Fatalf("fatal error config file in infrastructure: %s", err)
+	}
+	ValidateVariablesAreSet([]string{})
+
+	return ApplicationEnvironment{
+		TemplateLocation: viper.GetString("TemplateLocation"),
+	}
+}