mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-10 23:24:24 +00:00
7a2d92e1f2
Implement `allow-mixed-uninlined-format-args` config param to change the behavior of the `uninlined_format_args` lint. Now it is a part of `style`, and won't propose inlining in case of a mixed usage, e.g. `print!("{} {}", var, 1+2)`. If the user sets allow-mixed-uninlined-format-args config param to `false`, then it would behave like before, proposing to inline args even in the mixed case.
176 lines
5.1 KiB
Rust
176 lines
5.1 KiB
Rust
// aux-build:proc_macro_with_span.rs
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// run-rustfix
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#![warn(clippy::uninlined_format_args)]
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#![allow(named_arguments_used_positionally, unused_imports, unused_macros, unused_variables)]
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#![allow(clippy::eq_op, clippy::format_in_format_args, clippy::print_literal)]
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extern crate proc_macro_with_span;
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use proc_macro_with_span::with_span;
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macro_rules! no_param_str {
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() => {
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"{}"
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};
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}
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macro_rules! my_println {
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($($args:tt),*) => {{
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println!($($args),*)
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}};
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}
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macro_rules! my_println_args {
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($($args:tt),*) => {{
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println!("foo: {}", format_args!($($args),*))
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}};
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}
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fn tester(fn_arg: i32) {
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let local_i32 = 1;
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let local_f64 = 2.0;
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let local_opt: Option<i32> = Some(3);
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let width = 4;
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let prec = 5;
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let val = 6;
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// make sure this file hasn't been corrupted with tabs converted to spaces
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// let _ = ' '; // <- this is a single tab character
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let _: &[u8; 3] = b" "; // <- <tab><space><tab>
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println!("val='{local_i32}'");
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println!("val='{local_i32}'"); // 3 spaces
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println!("val='{local_i32}'"); // tab
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println!("val='{local_i32}'"); // space+tab
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println!("val='{local_i32}'"); // tab+space
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println!(
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"val='{local_i32}'"
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);
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println!("{local_i32}");
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println!("{fn_arg}");
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println!("{local_i32:?}");
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println!("{local_i32:#?}");
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println!("{local_i32:4}");
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println!("{local_i32:04}");
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println!("{local_i32:<3}");
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println!("{local_i32:#010x}");
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println!("{local_f64:.1}");
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println!("Hello {} is {:.*}", "x", local_i32, local_f64);
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println!("Hello {} is {:.*}", local_i32, 5, local_f64);
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println!("Hello {} is {2:.*}", local_i32, 5, local_f64);
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println!("{local_i32} {local_f64}");
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println!("{}, {}", local_i32, local_opt.unwrap());
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println!("{val}");
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println!("{val}");
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println!("{} {1}", local_i32, 42);
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println!("val='{local_i32}'");
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println!("val='{local_i32}'");
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println!("val='{local_i32}'");
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println!("val='{fn_arg}'");
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println!("{local_i32}");
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println!("{local_i32:?}");
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println!("{local_i32:#?}");
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println!("{local_i32:04}");
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println!("{local_i32:<3}");
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println!("{local_i32:#010x}");
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println!("{local_f64:.1}");
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println!("{local_i32} {local_i32}");
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println!("{local_f64} {local_i32} {local_i32} {local_f64}");
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println!("{local_i32} {local_f64}");
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println!("{local_f64} {local_i32}");
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println!("{local_f64} {local_i32} {local_f64} {local_i32}");
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println!("{1} {0}", "str", local_i32);
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println!("{local_i32}");
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println!("{local_i32:width$}");
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println!("{local_i32:width$}");
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println!("{local_i32:.prec$}");
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println!("{local_i32:.prec$}");
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println!("{val:val$}");
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println!("{val:val$}");
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println!("{val:val$.val$}");
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println!("{val:val$.val$}");
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println!("{val:val$.val$}");
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println!("{val:val$.val$}");
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println!("{val:val$.val$}");
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println!("{val:val$.val$}");
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println!("{val:val$.val$}");
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println!("{val:val$.val$}");
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println!("{width:width$}");
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println!("{local_i32:width$}");
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println!("{width:width$}");
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println!("{local_i32:width$}");
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println!("{prec:.prec$}");
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println!("{local_i32:.prec$}");
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println!("{prec:.prec$}");
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println!("{local_i32:.prec$}");
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println!("{width:width$.prec$}");
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println!("{width:width$.prec$}");
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println!("{local_f64:width$.prec$}");
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println!("{local_f64:width$.prec$} {local_f64} {width} {prec}");
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println!(
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"{local_i32:width$.prec$} {local_i32:prec$.width$} {width:local_i32$.prec$} {width:prec$.local_i32$} {prec:local_i32$.width$} {prec:width$.local_i32$}",
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);
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println!(
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"{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$} {3}",
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local_i32,
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width,
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prec,
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1 + 2
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);
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println!("Width = {local_i32}, value with width = {local_f64:local_i32$}");
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println!("{local_i32:width$.prec$}");
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println!("{width:width$.prec$}");
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println!("{}", format!("{local_i32}"));
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my_println!("{}", local_i32);
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my_println_args!("{}", local_i32);
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// these should NOT be modified by the lint
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println!(concat!("nope ", "{}"), local_i32);
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println!("val='{local_i32}'");
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println!("val='{local_i32 }'");
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println!("val='{local_i32 }'"); // with tab
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println!("val='{local_i32\n}'");
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println!("{}", usize::MAX);
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println!("{}", local_opt.unwrap());
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println!(
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"val='{local_i32
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}'"
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);
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println!(no_param_str!(), local_i32);
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println!(
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"{val}",
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);
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println!("{val}");
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println!(with_span!("{0} {1}" "{1} {0}"), local_i32, local_f64);
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println!("{}", with_span!(span val));
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if local_i32 > 0 {
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panic!("p1 {local_i32}");
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}
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if local_i32 > 0 {
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panic!("p2 {local_i32}");
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}
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if local_i32 > 0 {
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panic!("p3 {local_i32}");
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}
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if local_i32 > 0 {
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panic!("p4 {local_i32}");
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}
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}
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fn main() {
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tester(42);
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}
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#[clippy::msrv = "1.57"]
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fn _under_msrv() {
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let local_i32 = 1;
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println!("don't expand='{}'", local_i32);
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}
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#[clippy::msrv = "1.58"]
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fn _meets_msrv() {
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let local_i32 = 1;
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println!("expand='{local_i32}'");
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}
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