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Constants ¶
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const EnvironmentVariableParameterType = "environment"
EnvironmentVariableParameterType specifies the type of the parameter used in config files
Variables ¶
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var EnvironmentVariableParameterSerde = parameter.ParameterSerDe{
Serializer: writeEnvironmentValueParameter,
Deserializer: parseEnvironmentValueParameter,
}
Functions ¶
This section is empty.
Types ¶
type EnvironmentVariableParameter ¶
type EnvironmentVariableParameter struct {
// name of the referenced environment variable
Name string
// flag indicating that a default value has been set. this is needed, as
// we cannot distinguish an empty string from an not set value.
HasDefaultValue bool
// default value used if environment variable specified by `name` cannot be found.
// note: this value is only used, if the `HasDefaultValue` flag is set to true.
DefaultValue string
}
EnvironmentVariableParameter defines a parameter which can load an value from the environment variables. there is even the possibility to define a default value, if the one from the environment is missing.
func New ¶
func New(name string) *EnvironmentVariableParameter
func NewWithDefault ¶
func NewWithDefault(name string, defaultValue string) *EnvironmentVariableParameter
func (*EnvironmentVariableParameter) GetReferences ¶
func (p *EnvironmentVariableParameter) GetReferences() []parameter.ParameterReference
func (*EnvironmentVariableParameter) GetType ¶
func (p *EnvironmentVariableParameter) GetType() string
func (*EnvironmentVariableParameter) ResolveValue ¶
func (p *EnvironmentVariableParameter) ResolveValue(context parameter.ResolveContext) (interface{}, error)
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