neovim-gtk/src/main.rs

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3.0 KiB
Rust
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extern crate gtk;
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extern crate gtk_sys;
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extern crate gio;
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extern crate gdk;
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extern crate gdk_sys;
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extern crate glib;
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extern crate cairo;
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extern crate pango;
extern crate pangocairo;
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extern crate neovim_lib;
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extern crate phf;
#[macro_use]
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extern crate log;
extern crate env_logger;
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extern crate htmlescape;
#[macro_use]
extern crate serde_derive;
extern crate serde;
extern crate toml;
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mod ui_model;
#[macro_use]
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mod ui;
mod nvim;
mod shell;
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mod input;
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mod settings;
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mod cursor;
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mod shell_dlg;
mod popup_menu;
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mod project;
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mod tabline;
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use std::env;
use gio::ApplicationExt;
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use ui::Ui;
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const BIN_PATH_ARG: &'static str = "--nvim-bin-path";
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fn main() {
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env_logger::init().expect("Can't initialize env_logger");
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let app = if cfg!(debug_assertions) {
gtk::Application::new(Some("org.daa.NeovimGtkDebug"),
gio::ApplicationFlags::empty())
} else {
gtk::Application::new(Some("org.daa.NeovimGtk"), gio::ApplicationFlags::empty())
}
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.expect("Failed to initialize GTK application");
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app.connect_activate(activate);
let args: Vec<String> = env::args().collect();
let mut argv: Vec<&str> = args.iter()
.filter(|a| !a.starts_with(BIN_PATH_ARG))
.map(String::as_str)
.collect();
if open_arg().is_some() {
argv.pop();
}
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app.run(argv.len() as i32, &argv);
}
fn activate(app: &gtk::Application) {
let mut ui = Ui::new();
ui.init(app,
nvim_bin_path(std::env::args()).as_ref(),
open_arg().as_ref());
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}
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fn nvim_bin_path<I>(args: I) -> Option<String>
where I: Iterator<Item = String>
{
args.skip_while(|a| !a.starts_with(BIN_PATH_ARG))
.map(|p| p.split('=').nth(1).map(str::to_owned))
.nth(0)
.unwrap_or(None)
}
fn open_arg() -> Option<String> {
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open_arg_impl(std::env::args())
}
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fn open_arg_impl<I>(args: I) -> Option<String>
where I: Iterator<Item = String>
{
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args.skip(1)
.last()
.map(|a| if !a.starts_with("-") {
Some(a.to_owned())
} else {
None
})
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.unwrap_or(None)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_bin_path_arg() {
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assert_eq!(Some("/test_path".to_string()),
nvim_bin_path(vec!["neovim-gtk", "--nvim-bin-path=/test_path"]
.iter()
.map(|s| s.to_string())));
}
#[test]
fn test_open_arg() {
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assert_eq!(Some("some_file.txt".to_string()),
open_arg_impl(vec!["neovim-gtk",
"--nvim-bin-path=/test_path",
"some_file.txt"]
.iter()
.map(|s| s.to_string())));
}
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#[test]
fn test_empty_open_arg() {
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assert_eq!(None,
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open_arg_impl(vec!["neovim-gtk"].iter().map(|s| s.to_string())));
}
}