Struct structopt_flags::LogLevelOptLower
source · pub struct LogLevelOptLower { /* private fields */ }
Expand description
This struct provides the --log
and -l
cli option
By default, the log level is set to info.
extern crate structopt_flags;
#[macro_use]
extern crate structopt;
use structopt::StructOpt;
use structopt_flags::LogLevel; // to access get_log_level
#[derive(Debug, StructOpt)]
#[structopt(name = "log_level_opt_lower", about = "An example using the LogLevelOptLower option")]
struct Opt {
#[structopt(flatten)]
log_level: structopt_flags::LogLevelOptLower,
}
fn main() {
let opt = Opt::from_args();
let filter_level = opt.log_level.get_level_filter();
// set log level
}
Trait Implementations
sourceimpl Clone for LogLevelOptLower
impl Clone for LogLevelOptLower
sourcefn clone(&self) -> LogLevelOptLower
fn clone(&self) -> LogLevelOptLower
Returns a copy of the value. Read more
1.0.0 · sourcefn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresourceimpl Debug for LogLevelOptLower
impl Debug for LogLevelOptLower
sourceimpl Display for LogLevelOptLower
impl Display for LogLevelOptLower
sourceimpl LogLevel for LogLevelOptLower
impl LogLevel for LogLevelOptLower
sourcefn get_level_filter(&self) -> LevelFilter
fn get_level_filter(&self) -> LevelFilter
Return the level filter. Read more
sourcefn get_log_level(&self) -> Option<Level>
fn get_log_level(&self) -> Option<Level>
Return the log level. Read more
sourceimpl StructOpt for LogLevelOptLower
impl StructOpt for LogLevelOptLower
sourcefn from_clap(matches: &ArgMatches<'_>) -> Self
fn from_clap(matches: &ArgMatches<'_>) -> Self
Creates the struct from
clap::ArgMatches
. It cannot fail
with a parameter generated by clap
by construction. Read moresourcefn from_args() -> Selfwhere
Self: Sized,
fn from_args() -> Selfwhere
Self: Sized,
Gets the struct from the command line arguments. Print the
error message and quit the program in case of failure. Read more
sourcefn from_iter<I>(iter: I) -> Selfwhere
Self: Sized,
I: IntoIterator,
<I as IntoIterator>::Item: Into<OsString> + Clone,
fn from_iter<I>(iter: I) -> Selfwhere
Self: Sized,
I: IntoIterator,
<I as IntoIterator>::Item: Into<OsString> + 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 moresourcefn from_iter_safe<I>(iter: I) -> Result<Self, Error>where
Self: Sized,
I: IntoIterator,
<I as IntoIterator>::Item: Into<OsString> + Clone,
fn from_iter_safe<I>(iter: I) -> Result<Self, Error>where
Self: Sized,
I: IntoIterator,
<I as IntoIterator>::Item: Into<OsString> + Clone,
Gets the struct from any iterator such as a
Vec
of your making. Read moreAuto Trait Implementations
impl RefUnwindSafe for LogLevelOptLower
impl Send for LogLevelOptLower
impl Sync for LogLevelOptLower
impl Unpin for LogLevelOptLower
impl UnwindSafe for LogLevelOptLower
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more