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Merge pull request #859 from solidsnack/master

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Write non-output to stderr when there is output
This commit is contained in:
Nick Cameron 2016-03-14 11:13:46 +13:00
commit 17856e8d56
1 changed files with 13 additions and 4 deletions
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17
src/bin/rustfmt.rs
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@ -28,6 +28,15 @@ use std::str::FromStr;
use getopts::{Matches, Options};
macro_rules! msg {
($($arg:tt)*) => (
match writeln!(&mut ::std::io::stderr(), $($arg)* ) {
Ok(_) => {},
Err(x) => panic!("Unable to write to stderr: {}", x),
}
)
}
/// Rustfmt operations.
enum Operation {
/// Format files and their child modules.
@ -203,7 +212,7 @@ fn execute() -> i32 {
path = path_tmp;
};
if let Some(path) = path.as_ref() {
println!("Using rustfmt config file {}", path.display());
msg!("Using rustfmt config file {}", path.display());
}
for file in files {
// Check the file directory if the config-path could not be read or not provided
@ -213,9 +222,9 @@ fn execute() -> i32 {
for {}",
file.display()));
if let Some(path) = path_tmp.as_ref() {
println!("Using rustfmt config file {} for {}",
path.display(),
file.display());
msg!("Using rustfmt config file {} for {}",
path.display(),
file.display());
}
config = config_tmp;
}