func getDefinedValueBool(c *config.Config, section string, key string, target *bool) {
if c.HasOption(section, key) {
if bool_value, err := c.Bool(section, key); err == nil {
*target = bool_value
}
}
}
func getDefinedValueString(c *config.Config, section string, key string, target *string) {
if string_value, err := c.String(section, key); err == nil {
string_value = os.ExpandEnv(string_value)
*target = string_value
}
}
// writes to target only if has been defined in config
// avoids overwriting of default values if config is not defined
func getDefinedValueInt(c *config.Config, section string, key string, target *int) {
if c.HasOption(section, key) {
if int_value, err := c.Int(section, key); err == nil {
*target = int_value
}
}
}