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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /vendor/quick-error/examples | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/quick-error/examples')
-rw-r--r-- | vendor/quick-error/examples/context.rs | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/vendor/quick-error/examples/context.rs b/vendor/quick-error/examples/context.rs deleted file mode 100644 index 334700a03..000000000 --- a/vendor/quick-error/examples/context.rs +++ /dev/null @@ -1,48 +0,0 @@ -#[macro_use(quick_error)] extern crate quick_error; - -use std::io::{self, stderr, Read, Write}; -use std::fs::File; -use std::env; -use std::num::ParseIntError; -use std::path::{Path, PathBuf}; - -use quick_error::ResultExt; - -quick_error! { - #[derive(Debug)] - pub enum Error { - NoFileName { - description("no file name specified") - } - Io(err: io::Error, path: PathBuf) { - display("could not read file {:?}: {}", path, err) - context(path: &'a Path, err: io::Error) - -> (err, path.to_path_buf()) - } - Parse(err: ParseIntError, path: PathBuf) { - display("could not parse file {:?}: {}", path, err) - context(path: &'a Path, err: ParseIntError) - -> (err, path.to_path_buf()) - } - } -} - -fn parse_file() -> Result<u64, Error> { - let fname = try!(env::args().skip(1).next().ok_or(Error::NoFileName)); - let fname = Path::new(&fname); - let mut file = try!(File::open(fname).context(fname)); - let mut buf = String::new(); - try!(file.read_to_string(&mut buf).context(fname)); - Ok(try!(buf.parse().context(fname))) -} - -fn main() { - match parse_file() { - Ok(val) => { - println!("Read: {}", val); - } - Err(e) => { - writeln!(&mut stderr(), "Error: {}", e).ok(); - } - } -} |