Trait entrance::Arguments

pub trait Arguments: Sized {
    fn parse<I: Iterator<Item = String>>(args: I) -> Result<Self>;
    fn spec() -> &'static [Arg];
}

A trait for parsing and containing arguments.

Example

use entrance::Arguments;
use std::path::PathBuf;

#[derive(Arguments)]
struct Args {
    #[description = "The number of lines"]
    num: f64,

    #[description = "Path to a file"]
    file: PathBuf,
}

Required methods

fn parse<I: Iterator<Item = String>>(args: I) -> Result<Self>

fn spec() -> &'static [Arg]

This associated function is for HelpDisplay.

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Implementations on Foreign Types

impl Arguments for ()

fn parse<I: Iterator<Item = String>>(_args: I) -> Result<Self>

fn spec() -> &'static [Arg]

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Implementors

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