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mirror of https://github.com/Llewellynvdm/starship.git synced 2024-12-01 01:04:00 +00:00
starship/src/main.rs
David Knaack d06ba072a8
feat(config): allow printing default and computed config (#2521)
* feat: allow printing default and computed config

* fix custom modules

* actually fix custom modules
2021-03-31 17:31:55 +02:00

267 lines
9.6 KiB
Rust

use clap::crate_authors;
use std::io;
use std::time::SystemTime;
use clap::{App, AppSettings, Arg, Shell, SubCommand};
use rand::distributions::Alphanumeric;
use rand::Rng;
use starship::module::ALL_MODULES;
use starship::*;
fn main() {
// Configure the current terminal on windows to support ANSI escape sequences.
#[cfg(windows)]
let _ = ansi_term::enable_ansi_support();
logger::init();
let status_code_arg = Arg::with_name("status_code")
.short("s")
.long("status")
.value_name("STATUS_CODE")
.help("The status code of the previously run command")
.takes_value(true);
let path_arg = Arg::with_name("path")
.short("p")
.long("path")
.value_name("PATH")
.help("The path that the prompt should render for.")
.takes_value(true);
let logical_path_arg = Arg::with_name("logical_path")
.short("P")
.long("logical-path")
.value_name("LOGICAL_PATH")
.help(concat!(
"The logical path that the prompt should render for. ",
"This path should be a virtual/logical representation of the PATH argument."
))
.takes_value(true);
let shell_arg = Arg::with_name("shell")
.value_name("SHELL")
.help(
"The name of the currently running shell\nCurrently supported options: bash, zsh, fish, powershell, ion, elvish, tcsh",
)
.required(true);
let cmd_duration_arg = Arg::with_name("cmd_duration")
.short("d")
.long("cmd-duration")
.value_name("CMD_DURATION")
.help("The execution duration of the last command, in milliseconds")
.takes_value(true);
let keymap_arg = Arg::with_name("keymap")
.short("k")
.long("keymap")
.value_name("KEYMAP")
// fish/zsh only
.help("The keymap of fish/zsh")
.takes_value(true);
let jobs_arg = Arg::with_name("jobs")
.short("j")
.long("jobs")
.value_name("JOBS")
.help("The number of currently running jobs")
.takes_value(true);
let init_scripts_arg = Arg::with_name("print_full_init")
.long("print-full-init")
.help("Print the main initialization script (as opposed to the init stub)");
let long_version = crate::shadow::clap_version();
let mut app = App::new("starship")
.about("The cross-shell prompt for astronauts. ☄🌌️")
// pull the version number from Cargo.toml
.version(shadow::PKG_VERSION)
.long_version(long_version.as_str())
// pull the authors from Cargo.toml
.author(crate_authors!())
.after_help("https://github.com/starship/starship")
.setting(AppSettings::SubcommandRequiredElseHelp)
.subcommand(
SubCommand::with_name("init")
.about("Prints the shell function used to execute starship")
.arg(&shell_arg)
.arg(&init_scripts_arg),
)
.subcommand(
SubCommand::with_name("prompt")
.about("Prints the full starship prompt")
.arg(&status_code_arg)
.arg(&path_arg)
.arg(&logical_path_arg)
.arg(&cmd_duration_arg)
.arg(&keymap_arg)
.arg(&jobs_arg),
)
.subcommand(
SubCommand::with_name("module")
.about("Prints a specific prompt module")
.arg(
Arg::with_name("name")
.help("The name of the module to be printed")
.required(true)
.required_unless("list"),
)
.arg(
Arg::with_name("list")
.short("l")
.long("list")
.help("List out all supported modules"),
)
.arg(&status_code_arg)
.arg(&path_arg)
.arg(&logical_path_arg)
.arg(&cmd_duration_arg)
.arg(&keymap_arg)
.arg(&jobs_arg),
)
.subcommand(
SubCommand::with_name("config")
.alias("configure")
.about("Edit the starship configuration")
.arg(
Arg::with_name("name")
.help("Configuration key to edit")
.required(false)
.requires("value"),
)
.arg(Arg::with_name("value").help("Value to place into that key")),
)
.subcommand(
SubCommand::with_name("print-config")
.about("Prints the computed starship configuration")
.arg(
Arg::with_name("default")
.short("d")
.long("default")
.help("Print the default instead of the computed config")
.takes_value(false),
),
)
.subcommand(
SubCommand::with_name("toggle")
.about("Toggle a given starship module")
.arg(
Arg::with_name("name")
.help("The name of the module to be toggled")
.required(true),
)
.arg(
Arg::with_name("key")
.help("The key of the config to be toggled")
.required(false)
.required_unless("name"),
),
)
.subcommand(
SubCommand::with_name("bug-report").about(
"Create a pre-populated GitHub issue with information about your configuration",
),
)
.subcommand(
SubCommand::with_name("time")
.about("Prints time in milliseconds")
.settings(&[AppSettings::Hidden]),
)
.subcommand(
SubCommand::with_name("explain").about("Explains the currently showing modules"),
)
.subcommand(SubCommand::with_name("timings").about("Prints timings of all active modules"))
.subcommand(
SubCommand::with_name("completions")
.about("Generate starship shell completions for your shell to stdout")
.arg(
Arg::with_name("shell")
.takes_value(true)
.possible_values(&Shell::variants())
.help("the shell to generate completions for")
.value_name("SHELL")
.required(true)
.env("STARSHIP_SHELL"),
),
)
.subcommand(SubCommand::with_name("session").about("Generate random session key"));
let matches = app.clone().get_matches();
match matches.subcommand() {
("init", Some(sub_m)) => {
let shell_name = sub_m.value_of("shell").expect("Shell name missing.");
if sub_m.is_present("print_full_init") {
init::init_main(shell_name).expect("can't init_main");
} else {
init::init_stub(shell_name).expect("can't init_stub");
}
}
("prompt", Some(sub_m)) => print::prompt(sub_m.clone()),
("module", Some(sub_m)) => {
if sub_m.is_present("list") {
println!("Supported modules list");
println!("----------------------");
for modules in ALL_MODULES {
println!("{}", modules);
}
}
if let Some(module_name) = sub_m.value_of("name") {
print::module(module_name, sub_m.clone());
}
}
("config", Some(sub_m)) => {
if let Some(name) = sub_m.value_of("name") {
if let Some(value) = sub_m.value_of("value") {
configure::update_configuration(name, value)
}
} else {
configure::edit_configuration()
}
}
("print-config", Some(sub_m)) => {
let print_default = sub_m.is_present("default");
configure::print_configuration(print_default)
}
("toggle", Some(sub_m)) => {
if let Some(name) = sub_m.value_of("name") {
if let Some(value) = sub_m.value_of("key") {
configure::toggle_configuration(name, value)
} else {
configure::toggle_configuration(name, "disabled")
}
}
}
("bug-report", Some(_)) => bug_report::create(),
("time", _) => {
match SystemTime::now()
.duration_since(SystemTime::UNIX_EPOCH)
.ok()
{
Some(time) => println!("{}", time.as_millis()),
None => println!("{}", -1),
}
}
("explain", Some(sub_m)) => print::explain(sub_m.clone()),
("timings", Some(sub_m)) => print::timings(sub_m.clone()),
("completions", Some(sub_m)) => {
let shell: Shell = sub_m
.value_of("shell")
.expect("Shell name missing.")
.parse()
.expect("Invalid shell");
app.gen_completions_to("starship", shell, &mut io::stdout().lock());
}
("session", _) => println!(
"{}",
rand::thread_rng()
.sample_iter(&Alphanumeric)
.take(16)
.map(char::from)
.collect::<String>()
),
(command, _) => unreachable!("Invalid subcommand: {}", command),
}
}