Enum ValueSource

enum ValueSource

Origin of the argument's value

Variants

DefaultValue

Value came [Arg::default_value][crate::Arg::default_value]

EnvVariable

Value came [Arg::env][crate::Arg::env]

CommandLine

Value was passed in on the command-line

Implementations

impl Clone for ValueSource

fn clone(self: &Self) -> ValueSource

impl Copy for ValueSource

impl Debug for ValueSource

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

impl Eq for ValueSource

impl Freeze for ValueSource

impl Ord for ValueSource

fn cmp(self: &Self, other: &ValueSource) -> Ordering

impl PartialEq for ValueSource

fn eq(self: &Self, other: &ValueSource) -> bool

impl PartialOrd for ValueSource

fn partial_cmp(self: &Self, other: &ValueSource) -> Option<Ordering>

impl RefUnwindSafe for ValueSource

impl Send for ValueSource

impl StructuralPartialEq for ValueSource

impl Sync for ValueSource

impl Unpin for ValueSource

impl UnsafeUnpin for ValueSource

impl UnwindSafe for ValueSource

impl<T> Any for ValueSource

fn type_id(self: &Self) -> TypeId

impl<T> Borrow for ValueSource

fn borrow(self: &Self) -> &T

impl<T> BorrowMut for ValueSource

fn borrow_mut(self: &mut Self) -> &mut T

impl<T> CloneToUninit for ValueSource

unsafe fn clone_to_uninit(self: &Self, dest: *mut u8)

impl<T> From for ValueSource

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> ToOwned for ValueSource

fn to_owned(self: &Self) -> T
fn clone_into(self: &Self, target: &mut T)

impl<T, U> Into for ValueSource

fn into(self: Self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of [From]<T> for U chooses to do.

impl<T, U> TryFrom for ValueSource

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto for ValueSource

fn try_into(self: Self) -> Result<U, <U as TryFrom<T>>::Error>