Struct EnvVarSpec 

pub struct EnvVarSpec {
    pub name: String,
    pub description: Option<String>,
    pub option_mapped: Option<String>,
    pub default_value: Option<String>,
}

An environment variable that can be used to configure the command.

Fields

name: String

The environment variable name, e.g. “CONFIG_FILE”, “DEBUG”.

description: Option<String>

Description of what this environment variable does.

option_mapped: Option<String>

The option this environment variable maps to (if any), e.g. “–config”.

default_value: Option<String>

Default value for this environment variable, if mentioned.

Trait Implementations

impl Clone for EnvVarSpec

fn clone(&self) -> EnvVarSpec

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for EnvVarSpec

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for EnvVarSpec

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for EnvVarSpec

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.