imag/bin/build.rs
Matthias Beyer 26d78e9f3c Fix build-script of imag-bin
There was a breaking change in cargo which is fixed by this commit
Affected: beta builds (as of writing of this commit).
2017-01-25 09:41:16 +01:00

84 lines
2.7 KiB
Rust

extern crate clap;
extern crate libimagrt;
extern crate libimagentrytag;
extern crate libimagutil;
#[macro_use] extern crate version;
use clap::Shell;
use libimagrt::runtime::Runtime;
/// This macro generates mods with the given '$modulename',
/// whose content is the file given with `$path`.
/// In this case, It is used specifically to include the
/// `ui.rs` files of the imag binaries.
/// The imag project (accidentally?) followed the convention
/// to write a `ui.rs` containing the function
/// `fn build_ui(app : App) -> App`.
/// This macro allows us to use the same named functions by
/// putting them each into their own module.
macro_rules! gen_mods_buildui {
($(($path:expr, $modulename:ident)$(,)*)*) => (
$(
mod $modulename {
include!($path);
}
)*
)
}
/// This macro reduces boilerplate code.
///
/// For example: `build_subcommand!("counter", imagcounter)`
/// will result in the following code:
/// ```ignore
/// imagcounter::build_ui(Runtime::get_default_cli_builder(
/// "counter",
/// &version!()[..],
/// "counter"))
/// ```
/// As for the `&version!()[..]` part, it does not matter
/// which version the subcommand is getting here, as the
/// output of this script is a completion script, which
/// does not contain information about the version at all.
macro_rules! build_subcommand {
($name:expr, $module:ident) => (
$module::build_ui(Runtime::get_default_cli_builder(
$name,
&version!()[..],
$name))
)
}
// Actually generates the module.
gen_mods_buildui!(
("../imag-link/src/ui.rs", imaglink),
("../imag-notes/src/ui.rs", imagnotes),
("../imag-ref/src/ui.rs", imagref),
("../imag-store/src/ui.rs", imagstore),
("../imag-tag/src/ui.rs", imagtag),
("../imag-view/src/ui.rs", imagview)
);
fn main() {
// Make the `imag`-App...
let mut app = Runtime::get_default_cli_builder(
"imag",
&version!()[..],
"imag")
// and add all the subapps as subcommands.
.subcommand(build_subcommand!("link", imaglink))
.subcommand(build_subcommand!("notes", imagnotes))
.subcommand(build_subcommand!("ref", imagref))
.subcommand(build_subcommand!("store", imagstore))
.subcommand(build_subcommand!("tag", imagtag))
.subcommand(build_subcommand!("view", imagview));
let outdir = std::env::var("OUT_DIR").unwrap();
// Actually generates the completion files
app.gen_completions("imag", Shell::Bash, outdir);
app.gen_completions("imag", Shell::Fish, outdir);
app.gen_completions("imag", Shell::Zsh, outdir);
}