Prohibit #[default] in invalid places
This commit is contained in:
Jacob Pratt
parent
5ae2371ceb
commit
72465b0a32
3 changed files with 131 additions and 29 deletions
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@ -1,5 +1,41 @@
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error: the `#[default]` attribute may only be used on unit enum variants
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--> $DIR/macros-nonfatal-errors.rs:13:5
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LL | #[default]
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| ^^^^^^^^^^
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error: the `#[default]` attribute may only be used on unit enum variants
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--> $DIR/macros-nonfatal-errors.rs:18:36
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LL | struct DefaultInnerAttrTupleStruct(#[default] ());
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| ^^^^^^^^^^
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error: the `#[default]` attribute may only be used on unit enum variants
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--> $DIR/macros-nonfatal-errors.rs:22:1
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LL | #[default]
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| ^^^^^^^^^^
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error: the `#[default]` attribute may only be used on unit enum variants
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--> $DIR/macros-nonfatal-errors.rs:26:1
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LL | #[default]
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| ^^^^^^^^^^
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error: the `#[default]` attribute may only be used on unit enum variants
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--> $DIR/macros-nonfatal-errors.rs:36:11
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LL | Foo = #[default] 0,
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| ^^^^^^^^^^
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error: the `#[default]` attribute may only be used on unit enum variants
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--> $DIR/macros-nonfatal-errors.rs:37:14
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LL | Bar([u8; #[default] 1]),
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| ^^^^^^^^^^
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error: no default declared
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--> $DIR/macros-nonfatal-errors.rs:10:10
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--> $DIR/macros-nonfatal-errors.rs:42:10
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LL | #[derive(Default)]
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| ^^^^^^^
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@ -8,7 +44,7 @@ LL | #[derive(Default)]
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= note: this error originates in the derive macro `Default` (in Nightly builds, run with -Z macro-backtrace for more info)
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error: multiple declared defaults
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--> $DIR/macros-nonfatal-errors.rs:16:10
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--> $DIR/macros-nonfatal-errors.rs:48:10
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LL | #[derive(Default)]
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| ^^^^^^^
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@ -26,7 +62,7 @@ LL | Baz,
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= note: this error originates in the derive macro `Default` (in Nightly builds, run with -Z macro-backtrace for more info)
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error: `#[default]` attribute does not accept a value
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--> $DIR/macros-nonfatal-errors.rs:28:5
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--> $DIR/macros-nonfatal-errors.rs:60:5
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LL | #[default = 1]
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| ^^^^^^^^^^^^^^
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@ -34,7 +70,7 @@ LL | #[default = 1]
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= help: try using `#[default]`
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error: multiple `#[default]` attributes
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--> $DIR/macros-nonfatal-errors.rs:36:5
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--> $DIR/macros-nonfatal-errors.rs:68:5
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LL | #[default]
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| ---------- `#[default]` used here
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@ -45,13 +81,13 @@ LL | Foo,
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= note: only one `#[default]` attribute is needed
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help: try removing this
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--> $DIR/macros-nonfatal-errors.rs:35:5
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--> $DIR/macros-nonfatal-errors.rs:67:5
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LL | #[default]
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| ^^^^^^^^^^
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error: multiple `#[default]` attributes
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--> $DIR/macros-nonfatal-errors.rs:46:5
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--> $DIR/macros-nonfatal-errors.rs:78:5
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LL | #[default]
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| ---------- `#[default]` used here
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@ -63,7 +99,7 @@ LL | Foo,
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= note: only one `#[default]` attribute is needed
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help: try removing these
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--> $DIR/macros-nonfatal-errors.rs:43:5
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--> $DIR/macros-nonfatal-errors.rs:75:5
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LL | #[default]
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| ^^^^^^^^^^
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@ -72,8 +108,8 @@ LL | #[default]
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LL | #[default]
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| ^^^^^^^^^^
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error: `#[default]` may only be used on unit variants
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--> $DIR/macros-nonfatal-errors.rs:53:5
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error: the `#[default]` attribute may only be used on unit enum variants
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--> $DIR/macros-nonfatal-errors.rs:85:5
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LL | Foo {},
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| ^^^
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@ -81,7 +117,7 @@ LL | Foo {},
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= help: consider a manual implementation of `Default`
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error: default variant must be exhaustive
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--> $DIR/macros-nonfatal-errors.rs:61:5
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--> $DIR/macros-nonfatal-errors.rs:93:5
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LL | #[non_exhaustive]
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| ----------------- declared `#[non_exhaustive]` here
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@ -91,43 +127,43 @@ LL | Foo,
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= help: consider a manual implementation of `Default`
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error: asm template must be a string literal
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--> $DIR/macros-nonfatal-errors.rs:66:10
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--> $DIR/macros-nonfatal-errors.rs:98:10
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LL | asm!(invalid);
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| ^^^^^^^
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error: inline assembly must be a string literal
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--> $DIR/macros-nonfatal-errors.rs:67:15
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--> $DIR/macros-nonfatal-errors.rs:99:15
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LL | llvm_asm!(invalid);
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| ^^^^^^^
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error: concat_idents! requires ident args.
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--> $DIR/macros-nonfatal-errors.rs:69:5
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--> $DIR/macros-nonfatal-errors.rs:101:5
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LL | concat_idents!("not", "idents");
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: argument must be a string literal
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--> $DIR/macros-nonfatal-errors.rs:71:17
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--> $DIR/macros-nonfatal-errors.rs:103:17
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LL | option_env!(invalid);
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| ^^^^^^^
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error: expected string literal
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--> $DIR/macros-nonfatal-errors.rs:72:10
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--> $DIR/macros-nonfatal-errors.rs:104:10
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LL | env!(invalid);
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| ^^^^^^^
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error: expected string literal
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--> $DIR/macros-nonfatal-errors.rs:73:10
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--> $DIR/macros-nonfatal-errors.rs:105:10
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LL | env!(foo, abr, baz);
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| ^^^
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error: environment variable `RUST_HOPEFULLY_THIS_DOESNT_EXIST` not defined
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--> $DIR/macros-nonfatal-errors.rs:74:5
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--> $DIR/macros-nonfatal-errors.rs:106:5
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LL | env!("RUST_HOPEFULLY_THIS_DOESNT_EXIST");
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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@ -135,7 +171,7 @@ LL | env!("RUST_HOPEFULLY_THIS_DOESNT_EXIST");
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= note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
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error: format argument must be a string literal
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--> $DIR/macros-nonfatal-errors.rs:76:13
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--> $DIR/macros-nonfatal-errors.rs:108:13
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LL | format!(invalid);
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| ^^^^^^^
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@ -146,19 +182,19 @@ LL | format!("{}", invalid);
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| ^^^^^
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error: argument must be a string literal
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--> $DIR/macros-nonfatal-errors.rs:78:14
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--> $DIR/macros-nonfatal-errors.rs:110:14
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LL | include!(invalid);
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| ^^^^^^^
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error: argument must be a string literal
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--> $DIR/macros-nonfatal-errors.rs:80:18
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--> $DIR/macros-nonfatal-errors.rs:112:18
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LL | include_str!(invalid);
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| ^^^^^^^
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error: couldn't read $DIR/i'd be quite surprised if a file with this name existed: $FILE_NOT_FOUND_MSG (os error 2)
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--> $DIR/macros-nonfatal-errors.rs:81:5
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--> $DIR/macros-nonfatal-errors.rs:113:5
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LL | include_str!("i'd be quite surprised if a file with this name existed");
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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@ -166,13 +202,13 @@ LL | include_str!("i'd be quite surprised if a file with this name existed")
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= note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
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error: argument must be a string literal
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--> $DIR/macros-nonfatal-errors.rs:82:20
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--> $DIR/macros-nonfatal-errors.rs:114:20
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LL | include_bytes!(invalid);
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| ^^^^^^^
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error: couldn't read $DIR/i'd be quite surprised if a file with this name existed: $FILE_NOT_FOUND_MSG (os error 2)
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--> $DIR/macros-nonfatal-errors.rs:83:5
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--> $DIR/macros-nonfatal-errors.rs:115:5
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LL | include_bytes!("i'd be quite surprised if a file with this name existed");
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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@ -180,10 +216,10 @@ LL | include_bytes!("i'd be quite surprised if a file with this name existed
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= note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
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error: trace_macros! accepts only `true` or `false`
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--> $DIR/macros-nonfatal-errors.rs:85:5
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--> $DIR/macros-nonfatal-errors.rs:117:5
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LL | trace_macros!(invalid);
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| ^^^^^^^^^^^^^^^^^^^^^^^
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error: aborting due to 21 previous errors
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error: aborting due to 27 previous errors
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