func envVarOrEmptyMap(yamlMap generic.Map, errs *[]error) *map[string]interface{} {
key := "env"
switch envVars := yamlMap.Get(key).(type) {
case nil:
aMap := make(map[string]interface{}, 0)
return &aMap
case map[string]interface{}:
yamlMap.Set(key, generic.NewMap(yamlMap.Get(key)))
return envVarOrEmptyMap(yamlMap, errs)
case map[interface{}]interface{}:
yamlMap.Set(key, generic.NewMap(yamlMap.Get(key)))
return envVarOrEmptyMap(yamlMap, errs)
case generic.Map:
merrs := validateEnvVars(envVars)
if merrs != nil {
*errs = append(*errs, merrs...)
return nil
}
result := make(map[string]interface{}, envVars.Count())
generic.Each(envVars, func(key, value interface{}) {
result[key.(string)] = value
})
return &result
default:
*errs = append(*errs, fmt.Errorf(T("Expected {{.Name}} to be a set of key => value, but it was a {{.Type}}.",
map[string]interface{}{"Name": key, "Type": envVars})))
return nil
}
}
