[−][src]Struct structopt_flags::LogLevelNoDef
This struct provides the --log
and -L
cli option, with no default
No default value is provided
extern crate log; extern crate structopt_flags; #[macro_use] extern crate structopt; use log::LevelFilter; use structopt::StructOpt; use structopt_flags::GetWithDefault; // to access get_log_level #[derive(Debug, StructOpt)] #[structopt(name = "log_level_no_def", about = "An example using the LogLevelNoDef option")] struct Opt { #[structopt(flatten)] log_level: structopt_flags::LogLevelNoDef, } fn main() { let opt = Opt::from_args(); let filter_level = opt.log_level.get_with_default(LevelFilter::Warn); // set log level }
Trait Implementations
impl GetWithDefault for LogLevelNoDef
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type Item = LevelFilter
fn get_with_default<T: Into<Self::Item>>(&self, default: T) -> Self::Item
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impl SetLogWithDefault for LogLevelNoDef
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fn set_with_default(&self, default: LevelFilter)
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impl Clone for LogLevelNoDef
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fn clone(&self) -> LogLevelNoDef
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fn clone_from(&mut self, source: &Self)
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Performs copy-assignment from source
. Read more
impl Display for LogLevelNoDef
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impl Debug for LogLevelNoDef
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impl StructOpt for LogLevelNoDef
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fn clap<'a, 'b>() -> App<'a, 'b>
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fn from_clap(matches: &ArgMatches) -> Self
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fn from_args() -> Self
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Gets the struct from the command line arguments. Print the error message and quit the program in case of failure. Read more
fn from_iter<I>(iter: I) -> Self where
I: IntoIterator,
<I as IntoIterator>::Item: Into<OsString>,
<I as IntoIterator>::Item: Clone,
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I: IntoIterator,
<I as IntoIterator>::Item: Into<OsString>,
<I as IntoIterator>::Item: Clone,
Gets the struct from any iterator such as a Vec
of your making. Print the error message and quit the program in case of failure. Read more
fn from_iter_safe<I>(iter: I) -> Result<Self, Error> where
I: IntoIterator,
<I as IntoIterator>::Item: Into<OsString>,
<I as IntoIterator>::Item: Clone,
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I: IntoIterator,
<I as IntoIterator>::Item: Into<OsString>,
<I as IntoIterator>::Item: Clone,
Gets the struct from any iterator such as a Vec
of your making. Read more
Auto Trait Implementations
impl Sync for LogLevelNoDef
impl Send for LogLevelNoDef
impl Unpin for LogLevelNoDef
impl RefUnwindSafe for LogLevelNoDef
impl UnwindSafe for LogLevelNoDef
Blanket Implementations
impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> ToString for T where
T: Display + ?Sized,
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T: Display + ?Sized,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,