1de4b65d2a
1. Wherever the `buf` field of a `Formatter` was used, the `Formatter` is used instead. 2. The usage of `write_fmt` is minimized as much as possible, the `write!` macro is preferred wherever possible. 3. Usage of `fmt::write` is minimized, favoring the `write!` macro instead.
35 lines
953 B
Rust
35 lines
953 B
Rust
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![macro_escape]
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use std::fmt;
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macro_rules! uverrln (
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($($arg:tt)*) => ( {
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format_args!(::macros::dumb_println, $($arg)*)
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} )
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)
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// Some basic logging. Enabled by passing `--cfg uvdebug` to the libstd build.
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macro_rules! uvdebug (
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($($arg:tt)*) => ( {
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if cfg!(uvdebug) {
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uverrln!($($arg)*)
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}
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})
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)
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pub fn dumb_println(args: &fmt::Arguments) {
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use std::rt;
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let mut w = rt::Stderr;
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let _ = writeln!(&mut w, "{}", args);
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}
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