Trait salak::FromEnvironment

pub trait FromEnvironment: Sized {
    fn from_env(
        prefix: &str, 
        p: Option<Property>, 
        env: &impl Environment, 
        disable_placeholder: bool, 
        mut_option: &mut EnvironmentOption
    ) -> Result<Self, PropertyError>;

    fn from_err(err: PropertyError) -> Result<Self, PropertyError> { ... }
}

Generate object from Environment.

Required methods

fn from_env(
    prefix: &str,
    p: Option<Property>,
    env: &impl Environment,
    disable_placeholder: bool,
    mut_option: &mut EnvironmentOption
) -> Result<Self, PropertyError>

Generate object from env.

Loading content...

Provided methods

fn from_err(err: PropertyError) -> Result<Self, PropertyError>

Handle special case such as property not found.

Loading content...

Implementations on Foreign Types

impl<P: FromEnvironment> FromEnvironment for Option<P>

fn from_env(
    n: &str,
    property: Option<Property>,
    env: &impl Environment,
    disable_placeholder: bool,
    mut_option: &mut EnvironmentOption
) -> Result<Self, PropertyError>

fn from_err(err: PropertyError) -> Result<Self, PropertyError>

impl<P: FromEnvironment> FromEnvironment for Vec<P>

fn from_env(
    name: &str,
    _: Option<Property>,
    env: &impl Environment,
    disable_placeholder: bool,
    mut_option: &mut EnvironmentOption
) -> Result<Self, PropertyError>

Loading content...

Implementors

impl<P: FromProperty> FromEnvironment for P

fn from_env(
    n: &str,
    property: Option<Property>,
    _: &impl Environment,
    _: bool,
    _: &mut EnvironmentOption
) -> Result<Self, PropertyError>

Loading content...