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use super::errors::*;
use super::Env;
use std::path::{Path, PathBuf};
impl Default for Env {
// #region default
fn default() -> Self {
Env {
username: whoami::username(),
hostname: whoami::hostname(),
distro: whoami::distro(),
realname: whoami::realname(),
devicename: whoami::devicename(),
}
}
// #endregion default
}
impl Env {
/// uses the PATH environment variable to search
/// for a filename matching the specified name.
/// if a matching filename is not found, it
/// will check for the existence of name.exe
/// and name.bat
///
/// Example
///
/// ```
/// use reef::Env;
/// let git_path = Env::which("git").unwrap();
/// assert!(git_path.exists());
/// ```
pub fn which(name: &str) -> Result<PathBuf> {
super::path::which(name)
}
/// extracts the text following the shebang #!
///
/// Example
///
/// given a file
/// with the contents:
///
/// #!C:/Ruby26-x64/bin/ruby.exe
///
/// the shebang method will return C:/Ruby26-x64/bin/ruby.exe
///
/// ```
/// use reef::Env;
/// use std::env;
/// let path = std::env::temp_dir().join("test.rb");
/// std::fs::write(&path,b"#!C:/Ruby26-x64/bin/ruby.exe")?;
/// let target = Env::shebang(&path).unwrap();
/// assert_eq!("C:/Ruby26-x64/bin/ruby.exe",target);
/// # Ok::<(), std::io::Error>(())
/// ```
pub fn shebang(path: &Path) -> Result<String> {
super::path::shebang(path)
}
}