generated from PlexSheep/baserepo
142 lines
4.4 KiB
Rust
142 lines
4.4 KiB
Rust
//! # Executable for the hedu submodule
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//!
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//! Dump data to a fancy format.
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//// ATTRIBUTES ////////////////////////////////////////////////////////////////////////////////////
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// we want docs
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#![warn(missing_docs)]
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#![warn(rustdoc::missing_crate_level_docs)]
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// we want Debug everywhere.
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#![warn(missing_debug_implementations)]
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// enable clippy's extra lints, the pedantic version
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#![warn(clippy::pedantic)]
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//// IMPORTS ///////////////////////////////////////////////////////////////////////////////////////
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use libpt::{hedu::*, log::*};
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use clap::Parser;
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use clap_verbosity_flag::{InfoLevel, Verbosity};
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use std::{fs::File, io::BufReader, path::PathBuf};
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//// TYPES /////////////////////////////////////////////////////////////////////////////////////////
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//// CONSTANTS /////////////////////////////////////////////////////////////////////////////////////
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/// short about section displayed in help
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const ABOUT_ROOT: &'static str = r##"
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Dumps data in fancy formats
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"##;
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/// longer about section displayed in help, is combined with [the short help](ABOUT_ROOT)
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static LONG_ABOUT_ROOT: &'static str = r##"
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libpt is a personal general purpose library, offering this executable, a python module and a
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dynamic library.
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"##;
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//// STATICS ///////////////////////////////////////////////////////////////////////////////////////
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//// MACROS ////////////////////////////////////////////////////////////////////////////////////////
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//// ENUMS /////////////////////////////////////////////////////////////////////////////////////////
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//// STRUCTS ///////////////////////////////////////////////////////////////////////////////////////
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/// defines CLI interface
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#[derive(Debug, Clone, Parser)]
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#[command(
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author,
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version,
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about = ABOUT_ROOT,
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long_about = format!("{}{}", ABOUT_ROOT ,LONG_ABOUT_ROOT),
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help_template =
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r#"libpt: {version}{about-section}Author:
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{author-with-newline}
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{usage-heading} {usage}{all-args}{tab}"#
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)]
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pub struct Cli {
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// clap_verbosity_flag seems to make this a global option implicitly
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/// set a verbosity, multiple allowed (f.e. -vvv)
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#[command(flatten)]
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pub verbose: Verbosity<InfoLevel>,
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/// show logger meta
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#[arg(short, long, global = true)]
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pub log_meta: bool,
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/// show character representation
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#[arg(short, long, global = true)]
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pub chars: bool,
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/// a data source, probably a file
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pub data_source: String,
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}
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//// IMPLEMENTATION ////////////////////////////////////////////////////////////////////////////////
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//// PUBLIC FUNCTIONS //////////////////////////////////////////////////////////////////////////////
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//// PRIVATE FUNCTIONS /////////////////////////////////////////////////////////////////////////////
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fn main() {
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let cli = cli_parse();
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debug!("Trying to open '{}'", cli.data_source);
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let file = match File::open(cli.data_source.clone()) {
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Ok(file) => file,
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Err(err) => {
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error!("Could not open file '{}': {err}", cli.data_source);
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std::process::exit(1);
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}
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};
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match dump(BufReader::new(file), cli.chars) {
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Ok(_) => (),
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Err(err) => {
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error!("Could not dump data of file: {err}");
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std::process::exit(2);
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}
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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fn cli_parse() -> Cli {
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let cli = Cli::parse();
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let ll: Level = match cli.verbose.log_level().unwrap().as_str() {
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"TRACE" => Level::TRACE,
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"DEBUG" => Level::DEBUG,
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"INFO" => Level::INFO,
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"WARN" => Level::WARN,
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"ERROR" => Level::ERROR,
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_ => {
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eprintln!("'{}' is not a valid loglevel", cli.verbose.to_string());
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std::process::exit(1);
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}
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};
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if cli.log_meta {
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Logger::init_customized(
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false,
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PathBuf::from("/dev/null"),
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true,
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false,
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true,
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true,
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ll,
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false,
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false,
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false,
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)
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.expect("could not initialize Logger");
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} else {
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// less verbose version
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Logger::init_customized(
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false,
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PathBuf::from("/dev/null"),
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true,
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false,
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true,
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false,
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ll,
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false,
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false,
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false,
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)
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.expect("could not initialize Logger");
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}
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return cli;
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}
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