diff options
Diffstat (limited to 'libimagrt/src/runtime.rs')
| -rw-r--r-- | libimagrt/src/runtime.rs | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/libimagrt/src/runtime.rs b/libimagrt/src/runtime.rs index f85b274c..b821e66d 100644 --- a/libimagrt/src/runtime.rs +++ b/libimagrt/src/runtime.rs @@ -55,8 +55,11 @@ impl<'a> Runtime<'a> { * The cli_spec object should be initially build with the ::get_default_cli_builder() function. * */ - pub fn new(cli_spec: App<'a, 'a>) -> Result<Runtime<'a>, RuntimeError> { + pub fn new(mut cli_spec: App<'a, 'a>) -> Result<Runtime<'a>, RuntimeError> { use std::env; + use std::io::stdout; + + use clap::Shell; use libimagstore::hook::position::HookPosition as HP; use libimagstore::hook::Hook; @@ -71,7 +74,7 @@ impl<'a> Runtime<'a> { use configuration::error::ConfigErrorKind; - let matches = cli_spec.get_matches(); + let matches = cli_spec.clone().get_matches(); let is_debugging = matches.is_present("debugging"); let is_verbose = matches.is_present("verbosity"); @@ -79,6 +82,16 @@ impl<'a> Runtime<'a> { Runtime::init_logger(is_debugging, is_verbose, colored); + match matches.value_of(Runtime::arg_generate_compl()) { + Some(shell) => { + debug!("Generating shell completion script, writing to stdout"); + let shell = shell.parse::<Shell>().unwrap(); // clap has our back here. + let appname = String::from(cli_spec.get_name()); + cli_spec.gen_completions_to(appname, shell, &mut stdout()); + }, + _ => debug!("Not generating shell completion script"), + } + let rtp : PathBuf = matches.value_of("runtimepath") .map_or_else(|| { env::var("HOME") @@ -255,6 +268,15 @@ impl<'a> Runtime<'a> { .help("Set editor") .required(false) .takes_value(true)) + + .arg(Arg::with_name(Runtime::arg_generate_compl()) + .long("generate-commandline-completion") + .help("Generate the commandline completion for bash or zsh or fish") + .required(false) + .takes_value(true) + .value_name("SHELL") + .possible_values(&["bash", "fish", "zsh"])) + } pub fn arg_names() -> Vec<&'static str> { @@ -302,6 +324,10 @@ impl<'a> Runtime<'a> { "editor" } + pub fn arg_generate_compl() -> &'static str { + "generate-completion" + } + /** * Initialize the internal logger */ |