64 lines
2.3 KiB
Rust
64 lines
2.3 KiB
Rust
// SPDX-FileCopyrightText: 2021-2022 Lynnesbian
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// SPDX-License-Identifier: LGPL-3.0-or-later
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//! Various minor utilities.
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use std::str::FromStr;
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use cfg_if::cfg_if;
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use mime::Mime;
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use once_cell::sync::Lazy;
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use crate::String;
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/// The current version of fif, as defined in Cargo.toml.
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pub const VERSION: Option<&'static str> = option_env!("CARGO_PKG_VERSION");
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cfg_if! {
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if #[cfg(any(all(unix, feature = "infer-backend"), all(not(unix), not(feature = "xdg-mime-backend"))))] {
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/// The backend being used; either "Infer" or "XDG-Mime".
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pub const BACKEND: &str = "Infer";
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} else {
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/// The backend being used; either "Infer" or "XDG-Mime".
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pub const BACKEND: &str = "XDG-Mime";
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}
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}
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/// The version defined in Cargo.toml, prefixed with a v (e.g. "v0.4.0")
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pub(crate) static CLAP_VERSION: Lazy<String> = Lazy::new(|| String::from("v") + VERSION.unwrap_or("???"));
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/// The version defined in Cargo.toml, prefixed with a v (e.g. "v0.4.0"), followed by the chosen backend and
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/// abbreviated git commit hash in parentheses - For example, "v0.4.0 (XDG-Mime backend, commit #043e097)"
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pub static CLAP_LONG_VERSION: Lazy<String> = Lazy::new(|| {
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// handle cases where GIT_SHA is set to an empty string
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let commit = match option_env!("GIT_SHA") {
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Some(hash) if !hash.trim().is_empty() => String::from("commit #") + hash,
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_ => String::from("unknown commit"),
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};
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format!("v{} ({}, {} backend, {})", VERSION.unwrap_or("???"), os_name(), BACKEND, commit).into()
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});
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/// A [`Mime`] representing the "application/zip" MIME type.
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pub static APPLICATION_ZIP: Lazy<Mime> = Lazy::new(|| Mime::from_str("application/zip").unwrap());
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/// Returns the name of the target operating system with proper casing, like "Windows" or "macOS".
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#[allow(clippy::option_map_unit_fn)]
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pub fn os_name() -> String {
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match std::env::consts::OS {
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// special cases: "ios" should not be capitalised into "Ios", for example
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"ios" => "iOS".into(),
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"macos" => "macOS".into(),
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"freebsd" => "FreeBSD".into(),
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"openbsd" => "OpenBSD".into(),
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"netbsd" => "NetBSD".into(),
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"vxworks" => "VxWorks".into(),
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os => {
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// generic case: return consts::OS with the first letter in uppercase ("linux" -> "Linux")
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let mut os_upper = String::from(os);
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os_upper.get_mut(0..1).map(|first| first.make_ascii_uppercase());
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os_upper
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}
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}
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}
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