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Point at named argument not found when using format_args_capture instead of whole format string #76485

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Merged
merged 1 commit into from
Sep 26, 2020
Merged

Point at named argument not found when using format_args_capture instead of whole format string #76485

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9 changes: 6 additions & 3 deletions compiler/rustc_builtin_macros/src/format.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -543,9 +543,12 @@ impl<'a, 'b> Context<'a, 'b> {
let idx = self.args.len();
self.arg_types.push(Vec::new());
self.arg_unique_types.push(Vec::new());
self.args.push(
self.ecx.expr_ident(self.fmtsp, Ident::new(name, self.fmtsp)),
);
let span = if self.is_literal {
*self.arg_spans.get(self.curpiece).unwrap_or(&self.fmtsp)
} else {
self.fmtsp
};
self.args.push(self.ecx.expr_ident(span, Ident::new(name, span)));
self.names.insert(name, idx);
self.verify_arg_type(Exact(idx), ty)
} else {
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6 changes: 3 additions & 3 deletions src/test/ui/fmt/format-args-capture-missing-variables.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@ fn main() {
//~^ ERROR: cannot find value `foo` in this scope
//~^^ ERROR: cannot find value `bar` in this scope

format!("{foo}"); //~ ERROR: cannot find value `foo` in this scope
format!("{foo}"); //~ ERROR: cannot find value `foo` in this scope

format!("{valuea} {valueb}", valuea=5, valuec=7);
//~^ ERROR cannot find value `valueb` in this scope
Expand All @@ -16,7 +16,7 @@ fn main() {
{foo}

"##);
//~^^^^^ ERROR: cannot find value `foo` in this scope
//~^^^ ERROR: cannot find value `foo` in this scope

panic!("{foo} {bar}", bar=1); //~ ERROR: cannot find value `foo` in this scope
panic!("{foo} {bar}", bar=1); //~ ERROR: cannot find value `foo` in this scope
}
31 changes: 13 additions & 18 deletions src/test/ui/fmt/format-args-capture-missing-variables.stderr
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Expand Up @@ -7,45 +7,40 @@ LL | format!("{valuea} {valueb}", valuea=5, valuec=7);
| formatting specifier missing

error[E0425]: cannot find value `foo` in this scope
--> $DIR/format-args-capture-missing-variables.rs:4:13
--> $DIR/format-args-capture-missing-variables.rs:4:17
|
LL | format!("{} {foo} {} {bar} {}", 1, 2, 3);
| ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
| ^^^^^ not found in this scope

error[E0425]: cannot find value `bar` in this scope
--> $DIR/format-args-capture-missing-variables.rs:4:13
--> $DIR/format-args-capture-missing-variables.rs:4:26
|
LL | format!("{} {foo} {} {bar} {}", 1, 2, 3);
| ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
| ^^^^^ not found in this scope

error[E0425]: cannot find value `foo` in this scope
--> $DIR/format-args-capture-missing-variables.rs:8:13
--> $DIR/format-args-capture-missing-variables.rs:8:14
|
LL | format!("{foo}");
| ^^^^^^^ not found in this scope
| ^^^^^ not found in this scope

error[E0425]: cannot find value `valueb` in this scope
--> $DIR/format-args-capture-missing-variables.rs:10:13
--> $DIR/format-args-capture-missing-variables.rs:10:23
|
LL | format!("{valuea} {valueb}", valuea=5, valuec=7);
| ^^^^^^^^^^^^^^^^^^^ not found in this scope
| ^^^^^^^^ not found in this scope

error[E0425]: cannot find value `foo` in this scope
--> $DIR/format-args-capture-missing-variables.rs:14:13
--> $DIR/format-args-capture-missing-variables.rs:16:9
|
LL | format!(r##"
| _____________^
LL | |
LL | | {foo}
LL | |
LL | | "##);
| |_______^ not found in this scope
LL | {foo}
| ^^^^^ not found in this scope

error[E0425]: cannot find value `foo` in this scope
--> $DIR/format-args-capture-missing-variables.rs:21:12
--> $DIR/format-args-capture-missing-variables.rs:21:13
|
LL | panic!("{foo} {bar}", bar=1);
| ^^^^^^^^^^^^^ not found in this scope
| ^^^^^ not found in this scope

error: aborting due to 7 previous errors

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