Struct rustc_session::config::CheckCfg

pub struct CheckCfg<T = String> {
    pub exhaustive_names: bool,
    pub exhaustive_values: bool,
    pub expecteds: FxHashMap<T, ExpectedValues<T>>,
}

The parsed --check-cfg options

Fields

exhaustive_names: bool

Is well known names activated

exhaustive_values: bool

Is well known values activated

expecteds: FxHashMap<T, ExpectedValues<T>>

All the expected values for a config name

Implementations

impl<T> CheckCfg<T>

fn map_data<O: Eq + Hash>(self, f: impl Fn(T) -> O) -> CheckCfg<O>

impl CheckCfg<Symbol>

pub fn fill_well_known(&mut self, current_target: &Target)

Trait Implementations

impl<T> Default for CheckCfg<T>

fn default() -> Self

Returns the “default value” for a type.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 40 bytes