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Add a temporary workaround for multiline formart arg inlining

Browse Source 
per suggestion in
https://github.com/rust-lang/rust/pull/102729#discussion_r988990080

workaround for an internal crash when handling multi-line format
argument inlining.
This commit is contained in:
Yuri Astrakhan 2022-10-06 09:12:37 -04:00
parent 45343e2bb8
commit cfd6c8d19d
3 changed files with 15 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
clippy_lints/src/format_args.rs
View File

@ -8,7 +8,7 @@ use if_chain::if_chain;
use itertools::Itertools;
use rustc_errors::Applicability;
use rustc_hir::{Expr, ExprKind, HirId, QPath};
use rustc_lint::{LateContext, LateLintPass};
use rustc_lint::{LateContext, LateLintPass, LintContext};
use rustc_middle::ty::adjustment::{Adjust, Adjustment};
use rustc_middle::ty::Ty;
use rustc_semver::RustcVersion;
@ -173,6 +173,11 @@ fn check_uninlined_args(cx: &LateContext<'_>, args: &FormatArgsExpn<'_>, call_si
return;
}
// Temporarily ignore multiline spans: https://github.com/rust-lang/rust/pull/102729#discussion_r988704308
if fixes.iter().any(|(span, _)| cx.sess().source_map().is_multiline(*span)) {
return;
}
span_lint_and_then(
cx,
UNINLINED_FORMAT_ARGS,

11
tests/ui/uninlined_format_args.fixed
View File

@ -44,7 +44,9 @@ fn tester(fn_arg: i32) {
println!("val='{local_i32}'"); // space+tab
println!("val='{local_i32}'"); // tab+space
println!(
"val='{local_i32}'"
"val='{
}'",
local_i32
);
println!("{local_i32}");
println!("{fn_arg}");
@ -108,7 +110,8 @@ fn tester(fn_arg: i32) {
println!("{local_f64:width$.prec$}");
println!("{local_f64:width$.prec$} {local_f64} {width} {prec}");
println!(
"{local_i32:width$.prec$} {local_i32:prec$.width$} {width:local_i32$.prec$} {width:prec$.local_i32$} {prec:local_i32$.width$} {prec:width$.local_i32$}",
"{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$}",
local_i32, width, prec,
);
println!(
"{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$} {3}",
@ -139,7 +142,9 @@ fn tester(fn_arg: i32) {
println!(no_param_str!(), local_i32);
println!(
"{val}",
"{}",
// comment with a comma , in it
val,
);
println!("{val}");

53
tests/ui/uninlined_format_args.stderr
View File

@ -59,22 +59,6 @@ LL - println!("val='{ }'", local_i32); // tab+space
LL + println!("val='{local_i32}'"); // tab+space
|
error: variables can be used directly in the `format!` string
--> $DIR/uninlined_format_args.rs:46:5
|
LL | / println!(
LL | | "val='{
LL | | }'",
LL | | local_i32
LL | | );
| |_____^
|
help: change this to
|
LL - "val='{
LL + "val='{local_i32}'"
|
error: variables can be used directly in the `format!` string
--> $DIR/uninlined_format_args.rs:51:5
|
@ -783,25 +767,6 @@ LL - println!("{:1$.2$} {0} {1} {2}", local_f64, width, prec);
LL + println!("{local_f64:width$.prec$} {local_f64} {width} {prec}");
|
error: variables can be used directly in the `format!` string
--> $DIR/uninlined_format_args.rs:112:5
|
LL | / println!(
LL | | "{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$}",
LL | | local_i32, width, prec,
LL | | );
| |_____^
|
help: change this to
|
LL ~ "{local_i32:width$.prec$} {local_i32:prec$.width$} {width:local_i32$.prec$} {width:prec$.local_i32$} {prec:local_i32$.width$} {prec:width$.local_i32$}", width, prec,
LL ~ "{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$}", width, prec,
LL ~ "{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$}", width, prec,
LL ~ "{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$}", width, prec,
LL ~ "{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$}", width, prec,
LL ~ "{0:1$.2$} {0:2$.1$} {1:0$.2$} {1:2$.0$} {2:0$.1$} {2:1$.0$}",
|
error: variables can be used directly in the `format!` string
--> $DIR/uninlined_format_args.rs:123:5
|
@ -850,22 +815,6 @@ LL - println!("{}", format!("{}", local_i32));
LL + println!("{}", format!("{local_i32}"));
|
error: variables can be used directly in the `format!` string
--> $DIR/uninlined_format_args.rs:144:5
|
LL | / println!(
LL | | "{}",
LL | | // comment with a comma , in it
LL | | val,
LL | | );
| |_____^
|
help: change this to
|
LL - "{}",
LL + "{val}",
|
error: variables can be used directly in the `format!` string
--> $DIR/uninlined_format_args.rs:149:5
|
@ -890,5 +839,5 @@ LL - println!("expand='{}'", local_i32);
LL + println!("expand='{local_i32}'");
|
error: aborting due to 73 previous errors
error: aborting due to 70 previous errors