Struct clap::builder::MapValueParser

source · [−]

pub struct MapValueParser<P, F> { /* private fields */ }

Expand description

Adapt a TypedValueParser from one value to another

See TypedValueParser::map

Trait Implementations

source

impl<P: Clone, F: Clone> Clone for MapValueParser<P, F>

source

fn clone(&self) -> MapValueParser<P, F>

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

source

impl<P: Debug, F: Debug> Debug for MapValueParser<P, F>

source

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

Formats the value using the given formatter. Read more

source

impl<P, F, T> TypedValueParser for MapValueParser<P, F> where
 P: TypedValueParser,
 P::Value: Send + Sync + Clone,
 F: Fn(P::Value) -> T + Clone + Send + Sync + 'static,
 T: Send + Sync + Clone,

type Value = T

Argument’s value type

source

fn parse_ref(
 &self,
 cmd: &Command,
 arg: Option<&Arg>,
 value: &OsStr
) -> Result<Self::Value, Error>

Parse the argument value Read more

source

fn parse(
 &self,
 cmd: &Command,
 arg: Option<&Arg>,
 value: OsString
) -> Result<Self::Value, Error>

Parse the argument value Read more

source

fn possible_values(
&self
) -> Option<Box<dyn Iterator<Item = PossibleValue> + '_>>

Reflect on enumerated value properties Read more

source

fn map<T, F>(self, func: F) -> MapValueParser<Self, F> where
T: Send + Sync + Clone,
F: Fn(Self::Value) -> T + Clone,

Adapt a TypedValueParser from one value to another Read more

source

fn try_map<T, E, F>(self, func: F) -> TryMapValueParser<Self, F> where
 F: Fn(Self::Value) -> Result<T, E> + Clone + Send + Sync + 'static,
 T: Send + Sync + Clone,
 E: Into<Box<dyn Error + Send + Sync + 'static>>,

Adapt a TypedValueParser from one value to another Read more

Auto Trait Implementations

impl<P, F> RefUnwindSafe for MapValueParser<P, F> where
F: RefUnwindSafe,
P: RefUnwindSafe,

impl<P, F> Send for MapValueParser<P, F> where
F: Send,
P: Send,

impl<P, F> Sync for MapValueParser<P, F> where
F: Sync,
P: Sync,

impl<P, F> Unpin for MapValueParser<P, F> where
F: Unpin,
P: Unpin,

impl<P, F> UnwindSafe for MapValueParser<P, F> where
F: UnwindSafe,
P: UnwindSafe,

Blanket Implementations

source

impl<T> Any for T where
T: 'static + ?Sized,

source

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

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

Mutably borrows from an owned value. Read more

source

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

source

impl<T, U> Into for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

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

source

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

source

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

source

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

source

impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

source

impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct clap::builder::MapValueParser

Trait Implementations

impl<P: Clone, F: Clone> Clone for MapValueParser<P, F>

fn clone(&self) -> MapValueParser<P, F>

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

impl<P: Debug, F: Debug> Debug for MapValueParser<P, F>

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

impl<P, F, T> TypedValueParser for MapValueParser<P, F> where P: TypedValueParser, P::Value: Send + Sync + Clone, F: Fn(P::Value) -> T + Clone + Send + Sync + 'static, T: Send + Sync + Clone,

type Value = T

fn parse_ref( &self, cmd: &Command, arg: Option<&Arg>, value: &OsStr) -> Result<Self::Value, Error>

fn parse( &self, cmd: &Command, arg: Option<&Arg>, value: OsString) -> Result<Self::Value, Error>

fn possible_values( &self) -> Option<Box<dyn Iterator<Item = PossibleValue> + '_>>

fn map<T, F>(self, func: F) -> MapValueParser<Self, F> where T: Send + Sync + Clone, F: Fn(Self::Value) -> T + Clone,

fn try_map<T, E, F>(self, func: F) -> TryMapValueParser<Self, F> where F: Fn(Self::Value) -> Result<T, E> + Clone + Send + Sync + 'static, T: Send + Sync + Clone, E: Into<Box<dyn Error + Send + Sync + 'static>>,

Auto Trait Implementations

impl<P, F> RefUnwindSafe for MapValueParser<P, F> where F: RefUnwindSafe, P: RefUnwindSafe,

impl<P, F> Send for MapValueParser<P, F> where F: Send, P: Send,

impl<P, F> Sync for MapValueParser<P, F> where F: Sync, P: Sync,

impl<P, F> Unpin for MapValueParser<P, F> where F: Unpin, P: Unpin,

impl<P, F> UnwindSafe for MapValueParser<P, F> where F: UnwindSafe, P: UnwindSafe,

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

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

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

fn into(self) -> U

impl<T> ToOwned for T where T: Clone,

type Owned = T

fn to_owned(&self) -> T

fn clone_into(&self, target: &mut T)

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

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

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

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

impl<P, F, T> TypedValueParser for MapValueParser<P, F> where
P: TypedValueParser,
P::Value: Send + Sync + Clone,
F: Fn(P::Value) -> T + Clone + Send + Sync + 'static,
T: Send + Sync + Clone,

fn parse_ref(
&self,
cmd: &Command,
arg: Option<&Arg>,
value: &OsStr
) -> Result<Self::Value, Error>

fn parse(
&self,
cmd: &Command,
arg: Option<&Arg>,
value: OsString
) -> Result<Self::Value, Error>

fn possible_values(
&self
) -> Option<Box<dyn Iterator<Item = PossibleValue> + '_>>

fn map<T, F>(self, func: F) -> MapValueParser<Self, F> where
T: Send + Sync + Clone,
F: Fn(Self::Value) -> T + Clone,

fn try_map<T, E, F>(self, func: F) -> TryMapValueParser<Self, F> where
F: Fn(Self::Value) -> Result<T, E> + Clone + Send + Sync + 'static,
T: Send + Sync + Clone,
E: Into<Box<dyn Error + Send + Sync + 'static>>,

impl<P, F> RefUnwindSafe for MapValueParser<P, F> where
F: RefUnwindSafe,
P: RefUnwindSafe,

impl<P, F> Send for MapValueParser<P, F> where
F: Send,
P: Send,

impl<P, F> Sync for MapValueParser<P, F> where
F: Sync,
P: Sync,

impl<P, F> Unpin for MapValueParser<P, F> where
F: Unpin,
P: Unpin,

impl<P, F> UnwindSafe for MapValueParser<P, F> where
F: UnwindSafe,
P: UnwindSafe,

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T> ToOwned for T where
T: Clone,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,