diff options
Diffstat (limited to 'vendor/rustc_tools_util/src/lib.rs')
-rw-r--r-- | vendor/rustc_tools_util/src/lib.rs | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/vendor/rustc_tools_util/src/lib.rs b/vendor/rustc_tools_util/src/lib.rs deleted file mode 100644 index ec3b69219..000000000 --- a/vendor/rustc_tools_util/src/lib.rs +++ /dev/null @@ -1,158 +0,0 @@ -use std::env; - -#[macro_export] -macro_rules! get_version_info { - () => {{ - let major = env!("CARGO_PKG_VERSION_MAJOR").parse::<u8>().unwrap(); - let minor = env!("CARGO_PKG_VERSION_MINOR").parse::<u8>().unwrap(); - let patch = env!("CARGO_PKG_VERSION_PATCH").parse::<u16>().unwrap(); - let crate_name = String::from(env!("CARGO_PKG_NAME")); - - let host_compiler = option_env!("RUSTC_RELEASE_CHANNEL").map(str::to_string); - let commit_hash = option_env!("GIT_HASH").map(str::to_string); - let commit_date = option_env!("COMMIT_DATE").map(str::to_string); - - VersionInfo { - major, - minor, - patch, - host_compiler, - commit_hash, - commit_date, - crate_name, - } - }}; -} - -// some code taken and adapted from RLS and cargo -pub struct VersionInfo { - pub major: u8, - pub minor: u8, - pub patch: u16, - pub host_compiler: Option<String>, - pub commit_hash: Option<String>, - pub commit_date: Option<String>, - pub crate_name: String, -} - -impl std::fmt::Display for VersionInfo { - fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { - let hash = self.commit_hash.clone().unwrap_or_default(); - let hash_trimmed = hash.trim(); - - let date = self.commit_date.clone().unwrap_or_default(); - let date_trimmed = date.trim(); - - if (hash_trimmed.len() + date_trimmed.len()) > 0 { - write!( - f, - "{} {}.{}.{} ({} {})", - self.crate_name, self.major, self.minor, self.patch, hash_trimmed, date_trimmed, - )?; - } else { - write!(f, "{} {}.{}.{}", self.crate_name, self.major, self.minor, self.patch)?; - } - - Ok(()) - } -} - -impl std::fmt::Debug for VersionInfo { - fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { - write!( - f, - "VersionInfo {{ crate_name: \"{}\", major: {}, minor: {}, patch: {}", - self.crate_name, self.major, self.minor, self.patch, - )?; - if self.commit_hash.is_some() { - write!( - f, - ", commit_hash: \"{}\", commit_date: \"{}\" }}", - self.commit_hash.clone().unwrap_or_default().trim(), - self.commit_date.clone().unwrap_or_default().trim() - )?; - } else { - write!(f, " }}")?; - } - - Ok(()) - } -} - -pub fn get_commit_hash() -> Option<String> { - std::process::Command::new("git") - .args(&["rev-parse", "--short", "HEAD"]) - .output() - .ok() - .and_then(|r| String::from_utf8(r.stdout).ok()) -} - -pub fn get_commit_date() -> Option<String> { - std::process::Command::new("git") - .args(&["log", "-1", "--date=short", "--pretty=format:%cd"]) - .output() - .ok() - .and_then(|r| String::from_utf8(r.stdout).ok()) -} - -pub fn get_channel() -> Option<String> { - match env::var("CFG_RELEASE_CHANNEL") { - Ok(channel) => Some(channel), - Err(_) => { - // if that failed, try to ask rustc -V, do some parsing and find out - match std::process::Command::new("rustc") - .arg("-V") - .output() - .ok() - .and_then(|r| String::from_utf8(r.stdout).ok()) - { - Some(rustc_output) => { - if rustc_output.contains("beta") { - Some(String::from("beta")) - } else if rustc_output.contains("stable") { - Some(String::from("stable")) - } else { - // default to nightly if we fail to parse - Some(String::from("nightly")) - } - }, - // default to nightly - None => Some(String::from("nightly")), - } - }, - } -} - -#[cfg(test)] -mod test { - use super::*; - - #[test] - fn test_struct_local() { - let vi = get_version_info!(); - assert_eq!(vi.major, 0); - assert_eq!(vi.minor, 2); - assert_eq!(vi.patch, 0); - assert_eq!(vi.crate_name, "rustc_tools_util"); - // hard to make positive tests for these since they will always change - assert!(vi.commit_hash.is_none()); - assert!(vi.commit_date.is_none()); - } - - #[test] - fn test_display_local() { - let vi = get_version_info!(); - assert_eq!(vi.to_string(), "rustc_tools_util 0.2.0"); - } - - #[test] - fn test_debug_local() { - let vi = get_version_info!(); - let s = format!("{:?}", vi); - assert_eq!( - s, - "VersionInfo { crate_name: \"rustc_tools_util\", major: 0, minor: 2, patch: 0 }" - ); - } - -} |