123 lines
3.7 KiB
Rust
123 lines
3.7 KiB
Rust
// Copyright 2015-2019 Parity Technologies (UK) Ltd.
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// This file is part of Parity Ethereum.
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// Parity Ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity Ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity Ethereum. If not, see <http://www.gnu.org/licenses/>.
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//! Types used in the public API
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use std::fmt;
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/// A release's track.
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#[repr(u8)]
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#[derive(PartialEq, Eq, Clone, Copy, Debug)]
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pub enum ReleaseTrack {
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/// Stable track.
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Stable = 1,
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/// Beta track.
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Beta = 2,
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/// Nightly track.
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Nightly = 3,
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/// Testing track.
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Testing = 4,
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/// No known track, also "current executable's track" when it's not yet known.
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Unknown = 0,
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}
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impl fmt::Display for ReleaseTrack {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(
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f,
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"{}",
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match *self {
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ReleaseTrack::Stable => "stable",
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ReleaseTrack::Beta => "beta",
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ReleaseTrack::Nightly => "nightly",
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ReleaseTrack::Testing => "testing",
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ReleaseTrack::Unknown => "unknown",
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}
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)
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}
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}
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impl<'a> From<&'a str> for ReleaseTrack {
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fn from(s: &'a str) -> Self {
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match s {
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"stable" => ReleaseTrack::Stable,
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"beta" => ReleaseTrack::Beta,
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"nightly" => ReleaseTrack::Nightly,
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"testing" => ReleaseTrack::Testing,
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_ => ReleaseTrack::Unknown,
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}
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}
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}
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impl From<u8> for ReleaseTrack {
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fn from(i: u8) -> Self {
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match i {
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1 => ReleaseTrack::Stable,
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2 => ReleaseTrack::Beta,
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3 => ReleaseTrack::Nightly,
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4 => ReleaseTrack::Testing,
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_ => ReleaseTrack::Unknown,
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}
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}
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}
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impl From<ReleaseTrack> for u8 {
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fn from(rt: ReleaseTrack) -> Self {
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rt as u8
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}
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}
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#[cfg(test)]
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mod tests {
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use super::ReleaseTrack;
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#[test]
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fn test_release_track_from() {
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assert_eq!(ReleaseTrack::Stable, 1u8.into());
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assert_eq!(ReleaseTrack::Beta, 2u8.into());
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assert_eq!(ReleaseTrack::Nightly, 3u8.into());
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assert_eq!(ReleaseTrack::Testing, 4u8.into());
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assert_eq!(ReleaseTrack::Unknown, 0u8.into());
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}
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#[test]
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fn test_release_track_into() {
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assert_eq!(1u8, u8::from(ReleaseTrack::Stable));
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assert_eq!(2u8, u8::from(ReleaseTrack::Beta));
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assert_eq!(3u8, u8::from(ReleaseTrack::Nightly));
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assert_eq!(4u8, u8::from(ReleaseTrack::Testing));
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assert_eq!(0u8, u8::from(ReleaseTrack::Unknown));
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}
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#[test]
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fn test_release_track_from_str() {
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assert_eq!(ReleaseTrack::Stable, "stable".into());
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assert_eq!(ReleaseTrack::Beta, "beta".into());
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assert_eq!(ReleaseTrack::Nightly, "nightly".into());
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assert_eq!(ReleaseTrack::Testing, "testing".into());
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assert_eq!(ReleaseTrack::Unknown, "unknown".into());
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}
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#[test]
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fn test_release_track_into_str() {
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assert_eq!("stable", ReleaseTrack::Stable.to_string());
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assert_eq!("beta", ReleaseTrack::Beta.to_string());
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assert_eq!("nightly", ReleaseTrack::Nightly.to_string());
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assert_eq!("testing", ReleaseTrack::Testing.to_string());
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assert_eq!("unknown", ReleaseTrack::Unknown.to_string());
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}
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}
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