82 lines
2.2 KiB
Rust
82 lines
2.2 KiB
Rust
use clap::{Arg, ArgMatches, App, SubCommand};
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use libimagstore::store::FileLockEntry;
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use result::Result;
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use listers::line::LineLister;
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use listers::path::PathLister;
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use lister::Lister;
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use error::{ListError, ListErrorKind};
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pub fn build_list_cli_component<'a, 'b>() -> App<'a, 'b> {
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SubCommand::with_name(list_subcommand_name())
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.author("Matthias Beyer <mail@beyermatthias.de>")
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.version("0.1")
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.about("List entries")
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.arg(Arg::with_name(list_backend_line())
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.short("l")
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.long("line")
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.takes_value(false)
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.required(false)
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.multiple(false)
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.help("Use backend: Line"))
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.arg(Arg::with_name(list_backend_path())
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.short("p")
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.long("path")
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.takes_value(false)
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.required(false)
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.multiple(false)
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.help("Use backend: Path"))
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.arg(Arg::with_name(list_backend_path_absolute())
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.short("P")
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.long("path-absolute")
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.takes_value(false)
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.required(false)
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.multiple(false)
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.help("Use backend: Path (absolute)"))
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}
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pub fn list_subcommand_name() -> &'static str {
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"list"
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}
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pub fn list_backend_line() -> &'static str {
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"line"
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}
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pub fn list_backend_path() -> &'static str {
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"path"
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}
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pub fn list_backend_path_absolute() -> &'static str {
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"path-absolute"
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}
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// TODO: Add Registry for listers where a HashMap name->lister is in and where we can fetch the
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// lister from.
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pub fn list_entries_with_lister<'a, I>(m: &ArgMatches, entries: I) -> Result<()>
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where I: Iterator<Item = FileLockEntry<'a>>
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{
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if let Some(matches) = m.subcommand_matches(list_subcommand_name()) {
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if matches.is_present(list_backend_line()) {
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return LineLister::new("<unknown>").list(entries)
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};
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if matches.is_present(list_backend_path()) {
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return PathLister::new(false).list(entries)
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}
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if matches.is_present(list_backend_path_absolute()) {
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return PathLister::new(true).list(entries)
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}
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Ok(())
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} else {
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Err(ListError::new(ListErrorKind::CLIError, None))
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}
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}
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