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use dua::ByteFormat as LibraryByteFormat;
use std::path::PathBuf;
use structopt::{clap::arg_enum, StructOpt};
arg_enum! {
#[derive(PartialEq, Debug)]
pub enum ByteFormat {
HumanMetric,
HumanBinary,
Bytes
}
}
impl From<ByteFormat> for LibraryByteFormat {
fn from(input: ByteFormat) -> Self {
match input {
ByteFormat::HumanMetric => LibraryByteFormat::Metric,
ByteFormat::HumanBinary => LibraryByteFormat::Binary,
ByteFormat::Bytes => LibraryByteFormat::Bytes,
}
}
}
#[derive(Debug, StructOpt)]
#[structopt(name = "dua", about = "A tool to learn about disk usage, fast!")]
#[structopt(raw(setting = "structopt::clap::AppSettings::ColoredHelp"))]
pub struct Args {
#[structopt(subcommand)]
pub command: Option<Command>,
/// The amount of threads to use. Defaults to the amount of logical processors.
/// Set to 1 to use only a single thread.
#[structopt(short = "t", long = "threads")]
pub threads: Option<usize>,
/// The format with which to print byte counts.
/// HumanMetric - uses 1000 as base (default)
/// HumanBinary - uses 1024 as base
/// Bytes - plain bytes without any formatting
#[structopt(short = "f", long = "format")]
pub format: Option<ByteFormat>,
/// One or more input files. If unset, we will assume the current directory
#[structopt(parse(from_os_str))]
pub input: Vec<PathBuf>,
}
#[derive(Debug, StructOpt)]
pub enum Command {
/// Aggregrate the consumed space of one or more directories or files
#[structopt(name = "aggregate", alias = "a")]
Aggregate {
/// If set, print additional statistics about the file traversal to stderr
#[structopt(long = "stats")]
statistics: bool,
/// If set, paths will be printed in their order of occurrence on the command-line.
/// Otherwise they are sorted by their size in bytes, ascending.
#[structopt(long = "no-sort")]
no_sort: bool,
/// If set, no total column will be computed for multiple inputs
#[structopt(long = "no-total")]
no_total: bool,
/// One or more input files. If unset, we will assume the current directory
#[structopt(parse(from_os_str))]
input: Vec<PathBuf>,
},
}
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