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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 09:26:03 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 09:26:03 +0000 |
commit | 9918693037dce8aa4bb6f08741b6812923486c18 (patch) | |
tree | 21d2b40bec7e6a7ea664acee056eb3d08e15a1cf /tests/ui/macros/rfc-3086-metavar-expr | |
parent | Releasing progress-linux version 1.75.0+dfsg1-5~progress7.99u1. (diff) | |
download | rustc-9918693037dce8aa4bb6f08741b6812923486c18.tar.xz rustc-9918693037dce8aa4bb6f08741b6812923486c18.zip |
Merging upstream version 1.76.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/macros/rfc-3086-metavar-expr')
11 files changed, 198 insertions, 210 deletions
diff --git a/tests/ui/macros/rfc-3086-metavar-expr/count-and-length-are-distinct.rs b/tests/ui/macros/rfc-3086-metavar-expr/count-and-length-are-distinct.rs index ab8d95a41..1b8ce10cc 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/count-and-length-are-distinct.rs +++ b/tests/ui/macros/rfc-3086-metavar-expr/count-and-length-are-distinct.rs @@ -10,11 +10,11 @@ fn main() { $( // inner-most repetition $( - ${ignore(l)} ${index()}, ${length()}, + ${ignore($l)} ${index()}, ${length()}, )* - ${count(l)}, ${index()}, ${length()}, + ${count($l)}, ${index()}, ${length()}, )* - ${count(l)}, + ${count($l)}, ] }; } @@ -72,30 +72,30 @@ fn main() { &[ $( $( $( &[ - ${ignore(i)} ${count(i, 0)}, + ${ignore($i)} ${count($i, 0)}, ][..], )* )* )* $( $( &[ - ${ignore(i)} ${count(i, 0)}, - ${ignore(i)} ${count(i, 1)}, + ${ignore($i)} ${count($i, 0)}, + ${ignore($i)} ${count($i, 1)}, ][..], )* )* $( &[ - ${ignore(i)} ${count(i, 0)}, - ${ignore(i)} ${count(i, 1)}, - ${ignore(i)} ${count(i, 2)}, + ${ignore($i)} ${count($i, 0)}, + ${ignore($i)} ${count($i, 1)}, + ${ignore($i)} ${count($i, 2)}, ][..], )* &[ - ${count(i, 0)}, - ${count(i, 1)}, - ${count(i, 2)}, - ${count(i, 3)}, + ${count($i, 0)}, + ${count($i, 1)}, + ${count($i, 2)}, + ${count($i, 3)}, ][..] ][..] } @@ -133,23 +133,23 @@ fn main() { &[7][..], // (a b c) (d e f) - &[2, 6][..], + &[6, 2][..], // (g h) (i j k l m) - &[2, 7][..], + &[7, 2][..], // (n) &[1, 1][..], // (o) (p q) (r s) - &[3, 5][..], + &[5, 3][..], // (t u v w x y z) - &[1, 7][..], + &[7, 1][..], // [ (a b c) (d e f) ] // [ (g h) (i j k l m) ] // [ (n) ] - &[3, 5, 14][..], + &[14, 5, 3][..], // [ (o) (p q) (r s) ] // [ (t u v w x y z) ] - &[2, 4, 12][..], + &[12, 4, 2][..], // { // [ (a b c) (d e f) ] @@ -160,7 +160,7 @@ fn main() { // [ (o) (p q) (r s) ] // [ (t u v w x y z) ] // } - &[2, 5, 9, 26][..] + &[26, 9, 5, 2][..] ][..] ); @@ -170,31 +170,31 @@ fn main() { &[ $( $( $( $( &[ - ${ignore(i)} ${length(3)}, - ${ignore(i)} ${length(2)}, - ${ignore(i)} ${length(1)}, - ${ignore(i)} ${length(0)}, + ${ignore($i)} ${length(3)}, + ${ignore($i)} ${length(2)}, + ${ignore($i)} ${length(1)}, + ${ignore($i)} ${length(0)}, ][..], )* )* )* )* $( $( $( &[ - ${ignore(i)} ${length(2)}, - ${ignore(i)} ${length(1)}, - ${ignore(i)} ${length(0)}, + ${ignore($i)} ${length(2)}, + ${ignore($i)} ${length(1)}, + ${ignore($i)} ${length(0)}, ][..], )* )* )* $( $( &[ - ${ignore(i)} ${length(1)}, - ${ignore(i)} ${length(0)}, + ${ignore($i)} ${length(1)}, + ${ignore($i)} ${length(0)}, ][..], )* )* $( &[ - ${ignore(i)} ${length(0)}, + ${ignore($i)} ${length(0)}, ][..], )* ][..] diff --git a/tests/ui/macros/rfc-3086-metavar-expr/feature-gate-macro_metavar_expr.rs b/tests/ui/macros/rfc-3086-metavar-expr/feature-gate-macro_metavar_expr.rs index d05cd1b31..950e70153 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/feature-gate-macro_metavar_expr.rs +++ b/tests/ui/macros/rfc-3086-metavar-expr/feature-gate-macro_metavar_expr.rs @@ -5,14 +5,14 @@ /// Count the number of idents in a macro repetition. macro_rules! count_idents { ( $( $i:ident ),* ) => { - ${count(i)} + ${count($i)} }; } /// Count the number of idents in a 2-dimensional macro repetition. macro_rules! count_idents_2 { ( $( [ $( $i:ident ),* ] ),* ) => { - ${count(i)} + ${count($i)} }; } @@ -21,17 +21,17 @@ macro_rules! count_depth_limits { ( $( { $( [ $( $outer:ident : ( $( $inner:ident )* ) )* ] )* } )* ) => { ( ( - ${count(inner)}, - ${count(inner, 0)}, - ${count(inner, 1)}, - ${count(inner, 2)}, - ${count(inner, 3)}, + ${count($inner)}, + ${count($inner, 0)}, + ${count($inner, 1)}, + ${count($inner, 2)}, + ${count($inner, 3)}, ), ( - ${count(outer)}, - ${count(outer, 0)}, - ${count(outer, 1)}, - ${count(outer, 2)}, + ${count($outer)}, + ${count($outer, 0)}, + ${count($outer, 1)}, + ${count($outer, 2)}, ), ) }; @@ -43,7 +43,7 @@ macro_rules! count_depth_limits { /// repetition binding. macro_rules! enumerate_literals { ( $( ($l:stmt) ),* ) => { - [$( ${ignore(l)} (${index()}, ${length()}) ),*] + [$( ${ignore($l)} (${index()}, ${length()}) ),*] }; } @@ -77,7 +77,7 @@ macro_rules! make_count_adders { $( macro_rules! $i { ( $$( $$j:ident ),* ) => { - $b + $${count(j)} + $b + $${count($j)} }; } )* @@ -122,7 +122,7 @@ fn main() { [ T: (t u v w x y z) ] } }, - ((26, 2, 5, 9, 26), (9, 2, 5, 9)) + ((26, 26, 9, 5, 2), (9, 9, 5, 2)) ); assert_eq!(enumerate_literals![("foo"), ("bar")], [(0, 2), (1, 2)]); assert_eq!( diff --git a/tests/ui/macros/rfc-3086-metavar-expr/issue-111904.rs b/tests/ui/macros/rfc-3086-metavar-expr/issue-111904.rs index 9cc572c23..3000bfed6 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/issue-111904.rs +++ b/tests/ui/macros/rfc-3086-metavar-expr/issue-111904.rs @@ -1,7 +1,7 @@ #![feature(macro_metavar_expr)] macro_rules! foo { - ( $( $($t:ident),* );* ) => { ${count(t,)} } + ( $( $($t:ident),* );* ) => { ${count($t,)} } //~^ ERROR `count` followed by a comma must have an associated //~| ERROR expected expression, found `$` } diff --git a/tests/ui/macros/rfc-3086-metavar-expr/issue-111904.stderr b/tests/ui/macros/rfc-3086-metavar-expr/issue-111904.stderr index e9317a5c3..fd53c1686 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/issue-111904.stderr +++ b/tests/ui/macros/rfc-3086-metavar-expr/issue-111904.stderr @@ -1,13 +1,13 @@ error: `count` followed by a comma must have an associated index indicating its depth --> $DIR/issue-111904.rs:4:37 | -LL | ( $( $($t:ident),* );* ) => { ${count(t,)} } +LL | ( $( $($t:ident),* );* ) => { ${count($t,)} } | ^^^^^ error: expected expression, found `$` --> $DIR/issue-111904.rs:4:35 | -LL | ( $( $($t:ident),* );* ) => { ${count(t,)} } +LL | ( $( $($t:ident),* );* ) => { ${count($t,)} } | ^ expected expression ... LL | foo!(a, a; b, b); diff --git a/tests/ui/macros/rfc-3086-metavar-expr/macro-expansion.rs b/tests/ui/macros/rfc-3086-metavar-expr/macro-expansion.rs index b954967c4..04924f0ef 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/macro-expansion.rs +++ b/tests/ui/macros/rfc-3086-metavar-expr/macro-expansion.rs @@ -13,17 +13,17 @@ macro_rules! example { ( $( [ $( ( $( $x:ident )* ) )* ] )* ) => { Example { _indexes: &[], - _counts: &[${count(x, 0)}, ${count(x, 1)}, ${count(x, 2)}], + _counts: &[${count($x, 0)}, ${count($x, 1)}, ${count($x, 2)}], _nested: vec![ $( Example { _indexes: &[(${index()}, ${length()})], - _counts: &[${count(x, 0)}, ${count(x, 1)}], + _counts: &[${count($x, 0)}, ${count($x, 1)}], _nested: vec![ $( Example { _indexes: &[(${index(1)}, ${length(1)}), (${index()}, ${length()})], - _counts: &[${count(x)}], + _counts: &[${count($x)}], _nested: vec![ $( Example { @@ -34,7 +34,7 @@ macro_rules! example { ], _counts: &[], _nested: vec![], - ${ignore(x)} + ${ignore($x)} } ),* ] @@ -49,9 +49,9 @@ macro_rules! example { } static EXPECTED: &str = concat!( - "Example { _indexes: [], _counts: [2, 4, 13], _nested: [", + "Example { _indexes: [], _counts: [13, 4, 2], _nested: [", concat!( - "Example { _indexes: [(0, 2)], _counts: [3, 10], _nested: [", + "Example { _indexes: [(0, 2)], _counts: [10, 3], _nested: [", concat!( "Example { _indexes: [(0, 2), (0, 3)], _counts: [4], _nested: [", concat!( @@ -77,7 +77,7 @@ static EXPECTED: &str = concat!( "] }", ), "] }, ", - "Example { _indexes: [(1, 2)], _counts: [1, 3], _nested: [", + "Example { _indexes: [(1, 2)], _counts: [3, 1], _nested: [", concat!( "Example { _indexes: [(1, 2), (0, 1)], _counts: [3], _nested: [", concat!( diff --git a/tests/ui/macros/rfc-3086-metavar-expr/out-of-bounds-arguments.rs b/tests/ui/macros/rfc-3086-metavar-expr/out-of-bounds-arguments.rs index 6a0d68bd6..d195506af 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/out-of-bounds-arguments.rs +++ b/tests/ui/macros/rfc-3086-metavar-expr/out-of-bounds-arguments.rs @@ -3,9 +3,9 @@ macro_rules! a { ( $( { $( [ $( ( $( $foo:ident )* ) )* ] )* } )* ) => { ( - ${count(foo, 0)}, - ${count(foo, 10)}, - //~^ ERROR depth parameter on meta-variable expression `count` must be less than 4 + ${count($foo, 0)}, + ${count($foo, 10)}, + //~^ ERROR depth parameter of meta-variable expression `count` must be less than 4 ) }; } @@ -14,10 +14,10 @@ macro_rules! b { ( $( { $( [ $( $foo:ident )* ] )* } )* ) => { ( $( $( $( - ${ignore(foo)} + ${ignore($foo)} ${index(0)}, ${index(10)}, - //~^ ERROR depth parameter on meta-variable expression `index` must be less than 3 + //~^ ERROR depth parameter of meta-variable expression `index` must be less than 3 )* )* )* ) }; @@ -27,10 +27,10 @@ macro_rules! c { ( $( { $( $foo:ident )* } )* ) => { ( $( $( - ${ignore(foo)} + ${ignore($foo)} ${length(0)} ${length(10)} - //~^ ERROR depth parameter on meta-variable expression `length` must be less than 2 + //~^ ERROR depth parameter of meta-variable expression `length` must be less than 2 )* )* ) }; diff --git a/tests/ui/macros/rfc-3086-metavar-expr/out-of-bounds-arguments.stderr b/tests/ui/macros/rfc-3086-metavar-expr/out-of-bounds-arguments.stderr index 236122b64..f757b8af2 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/out-of-bounds-arguments.stderr +++ b/tests/ui/macros/rfc-3086-metavar-expr/out-of-bounds-arguments.stderr @@ -1,16 +1,16 @@ -error: depth parameter on meta-variable expression `count` must be less than 4 +error: depth parameter of meta-variable expression `count` must be less than 4 --> $DIR/out-of-bounds-arguments.rs:7:14 | -LL | ${count(foo, 10)}, - | ^^^^^^^^^^^^^^^^ +LL | ${count($foo, 10)}, + | ^^^^^^^^^^^^^^^^^ -error: depth parameter on meta-variable expression `index` must be less than 3 +error: depth parameter of meta-variable expression `index` must be less than 3 --> $DIR/out-of-bounds-arguments.rs:19:18 | LL | ${index(10)}, | ^^^^^^^^^^^ -error: depth parameter on meta-variable expression `length` must be less than 2 +error: depth parameter of meta-variable expression `length` must be less than 2 --> $DIR/out-of-bounds-arguments.rs:32:18 | LL | ${length(10)} diff --git a/tests/ui/macros/rfc-3086-metavar-expr/required-feature.rs b/tests/ui/macros/rfc-3086-metavar-expr/required-feature.rs index b4fef11f1..53d045700 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/required-feature.rs +++ b/tests/ui/macros/rfc-3086-metavar-expr/required-feature.rs @@ -1,6 +1,6 @@ macro_rules! count { ( $( $e:stmt ),* ) => { - ${ count(e) } + ${ count($e) } //~^ ERROR meta-variable expressions are unstable }; } @@ -19,7 +19,7 @@ macro_rules! dollar_dollar { macro_rules! index { ( $( $e:stmt ),* ) => { - $( ${ignore(e)} ${index()} )* + $( ${ignore($e)} ${index()} )* //~^ ERROR meta-variable expressions are unstable //~| ERROR meta-variable expressions are unstable }; @@ -27,14 +27,14 @@ macro_rules! index { macro_rules! ignore { ( $( $i:stmt ),* ) => {{ - 0 $( + 1 ${ignore(i)} )* + 0 $( + 1 ${ignore($i)} )* //~^ ERROR meta-variable expressions are unstable }}; } macro_rules! length { ( $( $e:stmt ),* ) => { - $( ${ignore(e)} ${length()} )* + $( ${ignore($e)} ${length()} )* //~^ ERROR meta-variable expressions are unstable //~| ERROR meta-variable expressions are unstable }; diff --git a/tests/ui/macros/rfc-3086-metavar-expr/required-feature.stderr b/tests/ui/macros/rfc-3086-metavar-expr/required-feature.stderr index ecf598b10..2c2cbb15b 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/required-feature.stderr +++ b/tests/ui/macros/rfc-3086-metavar-expr/required-feature.stderr @@ -1,8 +1,8 @@ error[E0658]: meta-variable expressions are unstable --> $DIR/required-feature.rs:3:10 | -LL | ${ count(e) } - | ^^^^^^^^^^^^ +LL | ${ count($e) } + | ^^^^^^^^^^^^^ | = note: see issue #83527 <https://github.com/rust-lang/rust/issues/83527> for more information = help: add `#![feature(macro_metavar_expr)]` to the crate attributes to enable @@ -46,17 +46,17 @@ LL | ( $$( $$any:tt )* ) => { $$( $$any )* }; error[E0658]: meta-variable expressions are unstable --> $DIR/required-feature.rs:22:13 | -LL | $( ${ignore(e)} ${index()} )* - | ^^^^^^^^^^^ +LL | $( ${ignore($e)} ${index()} )* + | ^^^^^^^^^^^^ | = note: see issue #83527 <https://github.com/rust-lang/rust/issues/83527> for more information = help: add `#![feature(macro_metavar_expr)]` to the crate attributes to enable error[E0658]: meta-variable expressions are unstable - --> $DIR/required-feature.rs:22:26 + --> $DIR/required-feature.rs:22:27 | -LL | $( ${ignore(e)} ${index()} )* - | ^^^^^^^^^ +LL | $( ${ignore($e)} ${index()} )* + | ^^^^^^^^^ | = note: see issue #83527 <https://github.com/rust-lang/rust/issues/83527> for more information = help: add `#![feature(macro_metavar_expr)]` to the crate attributes to enable @@ -64,8 +64,8 @@ LL | $( ${ignore(e)} ${index()} )* error[E0658]: meta-variable expressions are unstable --> $DIR/required-feature.rs:30:19 | -LL | 0 $( + 1 ${ignore(i)} )* - | ^^^^^^^^^^^ +LL | 0 $( + 1 ${ignore($i)} )* + | ^^^^^^^^^^^^ | = note: see issue #83527 <https://github.com/rust-lang/rust/issues/83527> for more information = help: add `#![feature(macro_metavar_expr)]` to the crate attributes to enable @@ -73,17 +73,17 @@ LL | 0 $( + 1 ${ignore(i)} )* error[E0658]: meta-variable expressions are unstable --> $DIR/required-feature.rs:37:13 | -LL | $( ${ignore(e)} ${length()} )* - | ^^^^^^^^^^^ +LL | $( ${ignore($e)} ${length()} )* + | ^^^^^^^^^^^^ | = note: see issue #83527 <https://github.com/rust-lang/rust/issues/83527> for more information = help: add `#![feature(macro_metavar_expr)]` to the crate attributes to enable error[E0658]: meta-variable expressions are unstable - --> $DIR/required-feature.rs:37:26 + --> $DIR/required-feature.rs:37:27 | -LL | $( ${ignore(e)} ${length()} )* - | ^^^^^^^^^^ +LL | $( ${ignore($e)} ${length()} )* + | ^^^^^^^^^^ | = note: see issue #83527 <https://github.com/rust-lang/rust/issues/83527> for more information = help: add `#![feature(macro_metavar_expr)]` to the crate attributes to enable diff --git a/tests/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs b/tests/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs index fdf16442d..05c65fe86 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs +++ b/tests/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs @@ -5,24 +5,17 @@ // `round` = Left hand side round brackets macro_rules! curly__no_rhs_dollar__round { - ( $( $i:ident ),* ) => { ${ count(i) } }; + ( $( $i:ident ),* ) => { ${ count($i) } }; } macro_rules! curly__no_rhs_dollar__no_round { - ( $i:ident ) => { ${ count(i) } }; + ( $i:ident ) => { ${ count($i) } }; //~^ ERROR `count` can not be placed inside the inner-most repetition } -macro_rules! curly__rhs_dollar__round { - ( $( $i:ident ),* ) => { ${ count($i) } }; - //~^ ERROR expected identifier, found `$` - //~| ERROR expected expression, found `$` -} - macro_rules! curly__rhs_dollar__no_round { ( $i:ident ) => { ${ count($i) } }; - //~^ ERROR expected identifier, found `$` - //~| ERROR expected expression, found `$` + //~^ ERROR `count` can not be placed inside the inner-most repetition } macro_rules! no_curly__no_rhs_dollar__round { @@ -60,16 +53,16 @@ macro_rules! extra_garbage_after_metavar { ${count() a b c} //~^ ERROR unexpected token: a //~| ERROR expected expression, found `$` - ${count(i a b c)} + ${count($i a b c)} //~^ ERROR unexpected token: a - ${count(i, 1 a b c)} + ${count($i, 1 a b c)} //~^ ERROR unexpected token: a - ${count(i) a b c} + ${count($i) a b c} //~^ ERROR unexpected token: a - ${ignore(i) a b c} + ${ignore($i) a b c} //~^ ERROR unexpected token: a - ${ignore(i a b c)} + ${ignore($i a b c)} //~^ ERROR unexpected token: a ${index() a b c} @@ -100,8 +93,8 @@ macro_rules! metavar_in_the_lhs { macro_rules! metavar_token_without_ident { ( $( $i:ident ),* ) => { ${ ignore() } }; - //~^ ERROR expected identifier - //~| ERROR expected expression, found `$` + //~^ ERROR meta-variable expressions must be referenced using a dollar sign + //~| ERROR expected expression } macro_rules! metavar_with_literal_suffix { @@ -125,14 +118,16 @@ macro_rules! open_brackets_without_tokens { macro_rules! unknown_count_ident { ( $( $i:ident )* ) => { ${count(foo)} - //~^ ERROR variable `foo` is not recognized in meta-variable expression + //~^ ERROR meta-variable expressions must be referenced using a dollar sign + //~| ERROR expected expression }; } macro_rules! unknown_ignore_ident { ( $( $i:ident )* ) => { ${ignore(bar)} - //~^ ERROR variable `bar` is not recognized in meta-variable expression + //~^ ERROR meta-variable expressions must be referenced using a dollar sign + //~| ERROR expected expression }; } @@ -145,7 +140,6 @@ macro_rules! unknown_metavar { fn main() { curly__no_rhs_dollar__round!(a, b, c); curly__no_rhs_dollar__no_round!(a); - curly__rhs_dollar__round!(a, b, c); curly__rhs_dollar__no_round!(a); no_curly__no_rhs_dollar__round!(a, b, c); no_curly__no_rhs_dollar__no_round!(a); diff --git a/tests/ui/macros/rfc-3086-metavar-expr/syntax-errors.stderr b/tests/ui/macros/rfc-3086-metavar-expr/syntax-errors.stderr index a6cff95fd..0dda38290 100644 --- a/tests/ui/macros/rfc-3086-metavar-expr/syntax-errors.stderr +++ b/tests/ui/macros/rfc-3086-metavar-expr/syntax-errors.stderr @@ -1,197 +1,197 @@ -error: expected identifier, found `$` - --> $DIR/syntax-errors.rs:17:33 - | -LL | ( $( $i:ident ),* ) => { ${ count($i) } }; - | ^^^^^ - help: try removing `$` - -error: expected identifier, found `$` - --> $DIR/syntax-errors.rs:23:26 - | -LL | ( $i:ident ) => { ${ count($i) } }; - | ^^^^^ - help: try removing `$` - error: unexpected token: $ - --> $DIR/syntax-errors.rs:53:8 + --> $DIR/syntax-errors.rs:46:8 | LL | ( $$ $a:ident ) => { | ^ note: `$$` and meta-variable expressions are not allowed inside macro parameter definitions - --> $DIR/syntax-errors.rs:53:8 + --> $DIR/syntax-errors.rs:46:8 | LL | ( $$ $a:ident ) => { | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:60:19 + --> $DIR/syntax-errors.rs:53:19 | LL | ${count() a b c} | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:60:19 + --> $DIR/syntax-errors.rs:53:19 | LL | ${count() a b c} | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:63:19 + --> $DIR/syntax-errors.rs:56:20 | -LL | ${count(i a b c)} - | ^ +LL | ${count($i a b c)} + | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:63:19 + --> $DIR/syntax-errors.rs:56:20 | -LL | ${count(i a b c)} - | ^ +LL | ${count($i a b c)} + | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:65:22 + --> $DIR/syntax-errors.rs:58:23 | -LL | ${count(i, 1 a b c)} - | ^ +LL | ${count($i, 1 a b c)} + | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:65:22 + --> $DIR/syntax-errors.rs:58:23 | -LL | ${count(i, 1 a b c)} - | ^ +LL | ${count($i, 1 a b c)} + | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:67:20 + --> $DIR/syntax-errors.rs:60:21 | -LL | ${count(i) a b c} - | ^ +LL | ${count($i) a b c} + | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:67:20 + --> $DIR/syntax-errors.rs:60:21 | -LL | ${count(i) a b c} - | ^ +LL | ${count($i) a b c} + | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:70:21 + --> $DIR/syntax-errors.rs:63:22 | -LL | ${ignore(i) a b c} - | ^ +LL | ${ignore($i) a b c} + | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:70:21 + --> $DIR/syntax-errors.rs:63:22 | -LL | ${ignore(i) a b c} - | ^ +LL | ${ignore($i) a b c} + | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:72:20 + --> $DIR/syntax-errors.rs:65:21 | -LL | ${ignore(i a b c)} - | ^ +LL | ${ignore($i a b c)} + | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:72:20 + --> $DIR/syntax-errors.rs:65:21 | -LL | ${ignore(i a b c)} - | ^ +LL | ${ignore($i a b c)} + | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:75:19 + --> $DIR/syntax-errors.rs:68:19 | LL | ${index() a b c} | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:75:19 + --> $DIR/syntax-errors.rs:68:19 | LL | ${index() a b c} | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:77:19 + --> $DIR/syntax-errors.rs:70:19 | LL | ${index(1 a b c)} | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:77:19 + --> $DIR/syntax-errors.rs:70:19 | LL | ${index(1 a b c)} | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:80:19 + --> $DIR/syntax-errors.rs:73:19 | LL | ${index() a b c} | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:80:19 + --> $DIR/syntax-errors.rs:73:19 | LL | ${index() a b c} | ^ error: unexpected token: a - --> $DIR/syntax-errors.rs:82:19 + --> $DIR/syntax-errors.rs:75:19 | LL | ${index(1 a b c)} | ^ | note: meta-variable expression must not have trailing tokens - --> $DIR/syntax-errors.rs:82:19 + --> $DIR/syntax-errors.rs:75:19 | LL | ${index(1 a b c)} | ^ error: meta-variable expression depth must be a literal - --> $DIR/syntax-errors.rs:89:33 + --> $DIR/syntax-errors.rs:82:33 | LL | ( $( $i:ident ),* ) => { ${ index(IDX) } }; | ^^^^^ error: unexpected token: { - --> $DIR/syntax-errors.rs:95:8 + --> $DIR/syntax-errors.rs:88:8 | LL | ( ${ length() } ) => { | ^^^^^^^^^^^^ note: `$$` and meta-variable expressions are not allowed inside macro parameter definitions - --> $DIR/syntax-errors.rs:95:8 + --> $DIR/syntax-errors.rs:88:8 | LL | ( ${ length() } ) => { | ^^^^^^^^^^^^ error: expected one of: `*`, `+`, or `?` - --> $DIR/syntax-errors.rs:95:8 + --> $DIR/syntax-errors.rs:88:8 | LL | ( ${ length() } ) => { | ^^^^^^^^^^^^ -error: expected identifier - --> $DIR/syntax-errors.rs:102:33 +error: meta-variables within meta-variable expressions must be referenced using a dollar sign + --> $DIR/syntax-errors.rs:95:33 | LL | ( $( $i:ident ),* ) => { ${ ignore() } }; | ^^^^^^ error: only unsuffixes integer literals are supported in meta-variable expressions - --> $DIR/syntax-errors.rs:108:33 + --> $DIR/syntax-errors.rs:101:33 | LL | ( $( $i:ident ),* ) => { ${ index(1u32) } }; | ^^^^^ error: meta-variable expression parameter must be wrapped in parentheses - --> $DIR/syntax-errors.rs:114:33 + --> $DIR/syntax-errors.rs:107:33 | LL | ( $( $i:ident ),* ) => { ${ count{i} } }; | ^^^^^ error: expected identifier - --> $DIR/syntax-errors.rs:120:31 + --> $DIR/syntax-errors.rs:113:31 | LL | ( $( $i:ident ),* ) => { ${ {} } }; | ^^^^^^ +error: meta-variables within meta-variable expressions must be referenced using a dollar sign + --> $DIR/syntax-errors.rs:120:11 + | +LL | ${count(foo)} + | ^^^^^ + +error: meta-variables within meta-variable expressions must be referenced using a dollar sign + --> $DIR/syntax-errors.rs:128:11 + | +LL | ${ignore(bar)} + | ^^^^^^ + error: unrecognized meta-variable expression - --> $DIR/syntax-errors.rs:140:33 + --> $DIR/syntax-errors.rs:135:33 | LL | ( $( $i:ident ),* ) => { ${ aaaaaaaaaaaaaa(i) } }; | ^^^^^^^^^^^^^^ help: supported expressions are count, ignore, index and length @@ -199,39 +199,23 @@ LL | ( $( $i:ident ),* ) => { ${ aaaaaaaaaaaaaa(i) } }; error: `count` can not be placed inside the inner-most repetition --> $DIR/syntax-errors.rs:12:24 | -LL | ( $i:ident ) => { ${ count(i) } }; - | ^^^^^^^^^^^^ - -error: expected expression, found `$` - --> $DIR/syntax-errors.rs:17:30 - | -LL | ( $( $i:ident ),* ) => { ${ count($i) } }; - | ^ expected expression -... -LL | curly__rhs_dollar__round!(a, b, c); - | ---------------------------------- in this macro invocation - | - = note: this error originates in the macro `curly__rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info) +LL | ( $i:ident ) => { ${ count($i) } }; + | ^^^^^^^^^^^^^ -error: expected expression, found `$` - --> $DIR/syntax-errors.rs:23:23 +error: `count` can not be placed inside the inner-most repetition + --> $DIR/syntax-errors.rs:17:24 | LL | ( $i:ident ) => { ${ count($i) } }; - | ^ expected expression -... -LL | curly__rhs_dollar__no_round!(a); - | ------------------------------- in this macro invocation - | - = note: this error originates in the macro `curly__rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info) + | ^^^^^^^^^^^^^ error: variable 'i' is still repeating at this depth - --> $DIR/syntax-errors.rs:41:36 + --> $DIR/syntax-errors.rs:34:36 | LL | ( $( $i:ident ),* ) => { count($i) }; | ^^ error: expected expression, found `$` - --> $DIR/syntax-errors.rs:60:9 + --> $DIR/syntax-errors.rs:53:9 | LL | ${count() a b c} | ^ expected expression @@ -242,7 +226,7 @@ LL | extra_garbage_after_metavar!(a); = note: this error originates in the macro `extra_garbage_after_metavar` (in Nightly builds, run with -Z macro-backtrace for more info) error: expected expression, found `$` - --> $DIR/syntax-errors.rs:89:30 + --> $DIR/syntax-errors.rs:82:30 | LL | ( $( $i:ident ),* ) => { ${ index(IDX) } }; | ^ expected expression @@ -253,7 +237,7 @@ LL | metavar_depth_is_not_literal!(a); = note: this error originates in the macro `metavar_depth_is_not_literal` (in Nightly builds, run with -Z macro-backtrace for more info) error: expected expression, found `$` - --> $DIR/syntax-errors.rs:102:30 + --> $DIR/syntax-errors.rs:95:30 | LL | ( $( $i:ident ),* ) => { ${ ignore() } }; | ^ expected expression @@ -264,7 +248,7 @@ LL | metavar_token_without_ident!(a); = note: this error originates in the macro `metavar_token_without_ident` (in Nightly builds, run with -Z macro-backtrace for more info) error: expected expression, found `$` - --> $DIR/syntax-errors.rs:108:30 + --> $DIR/syntax-errors.rs:101:30 | LL | ( $( $i:ident ),* ) => { ${ index(1u32) } }; | ^ expected expression @@ -275,7 +259,7 @@ LL | metavar_with_literal_suffix!(a); = note: this error originates in the macro `metavar_with_literal_suffix` (in Nightly builds, run with -Z macro-backtrace for more info) error: expected expression, found `$` - --> $DIR/syntax-errors.rs:114:30 + --> $DIR/syntax-errors.rs:107:30 | LL | ( $( $i:ident ),* ) => { ${ count{i} } }; | ^ expected expression @@ -286,7 +270,7 @@ LL | metavar_without_parens!(a); = note: this error originates in the macro `metavar_without_parens` (in Nightly builds, run with -Z macro-backtrace for more info) error: expected expression, found `$` - --> $DIR/syntax-errors.rs:120:30 + --> $DIR/syntax-errors.rs:113:30 | LL | ( $( $i:ident ),* ) => { ${ {} } }; | ^ expected expression @@ -296,20 +280,30 @@ LL | open_brackets_without_tokens!(a); | = note: this error originates in the macro `open_brackets_without_tokens` (in Nightly builds, run with -Z macro-backtrace for more info) -error: variable `foo` is not recognized in meta-variable expression - --> $DIR/syntax-errors.rs:127:17 +error: expected expression, found `$` + --> $DIR/syntax-errors.rs:120:9 | LL | ${count(foo)} - | ^^^ + | ^ expected expression +... +LL | unknown_count_ident!(a); + | ----------------------- in this macro invocation + | + = note: this error originates in the macro `unknown_count_ident` (in Nightly builds, run with -Z macro-backtrace for more info) -error: variable `bar` is not recognized in meta-variable expression - --> $DIR/syntax-errors.rs:134:18 +error: expected expression, found `$` + --> $DIR/syntax-errors.rs:128:9 | LL | ${ignore(bar)} - | ^^^ + | ^ expected expression +... +LL | unknown_ignore_ident!(a); + | ------------------------ in this macro invocation + | + = note: this error originates in the macro `unknown_ignore_ident` (in Nightly builds, run with -Z macro-backtrace for more info) error: expected expression, found `$` - --> $DIR/syntax-errors.rs:140:30 + --> $DIR/syntax-errors.rs:135:30 | LL | ( $( $i:ident ),* ) => { ${ aaaaaaaaaaaaaa(i) } }; | ^ expected expression @@ -320,7 +314,7 @@ LL | unknown_metavar!(a); = note: this error originates in the macro `unknown_metavar` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0425]: cannot find value `i` in this scope - --> $DIR/syntax-errors.rs:29:36 + --> $DIR/syntax-errors.rs:22:36 | LL | ( $( $i:ident ),* ) => { count(i) }; | ^ not found in this scope @@ -331,7 +325,7 @@ LL | no_curly__no_rhs_dollar__round!(a, b, c); = note: this error originates in the macro `no_curly__no_rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0425]: cannot find value `i` in this scope - --> $DIR/syntax-errors.rs:35:29 + --> $DIR/syntax-errors.rs:28:29 | LL | ( $i:ident ) => { count(i) }; | ^ not found in this scope @@ -342,13 +336,13 @@ LL | no_curly__no_rhs_dollar__no_round!(a); = note: this error originates in the macro `no_curly__no_rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0425]: cannot find value `a` in this scope - --> $DIR/syntax-errors.rs:153:37 + --> $DIR/syntax-errors.rs:147:37 | LL | no_curly__rhs_dollar__no_round!(a); | ^ not found in this scope error[E0425]: cannot find function `count` in this scope - --> $DIR/syntax-errors.rs:29:30 + --> $DIR/syntax-errors.rs:22:30 | LL | ( $( $i:ident ),* ) => { count(i) }; | ^^^^^ not found in this scope @@ -359,7 +353,7 @@ LL | no_curly__no_rhs_dollar__round!(a, b, c); = note: this error originates in the macro `no_curly__no_rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0425]: cannot find function `count` in this scope - --> $DIR/syntax-errors.rs:35:23 + --> $DIR/syntax-errors.rs:28:23 | LL | ( $i:ident ) => { count(i) }; | ^^^^^ not found in this scope @@ -370,7 +364,7 @@ LL | no_curly__no_rhs_dollar__no_round!(a); = note: this error originates in the macro `no_curly__no_rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0425]: cannot find function `count` in this scope - --> $DIR/syntax-errors.rs:46:23 + --> $DIR/syntax-errors.rs:39:23 | LL | ( $i:ident ) => { count($i) }; | ^^^^^ not found in this scope @@ -380,6 +374,6 @@ LL | no_curly__rhs_dollar__no_round!(a); | = note: this error originates in the macro `no_curly__rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info) -error: aborting due to 40 previous errors +error: aborting due to 39 previous errors For more information about this error, try `rustc --explain E0425`. |