mirror of https://github.com/rust-lang/rust
141 lines
7.2 KiB
Rust
141 lines
7.2 KiB
Rust
// Test parsing for `default` where it doesn't belong.
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// Specifically, we are interested in kinds of items or items in certain contexts.
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// Also test item kinds in `extern` blocks and associated contexts which are not allowed there.
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fn main() {}
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#[cfg(FALSE)]
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mod free_items {
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default extern crate foo; //~ ERROR an extern crate cannot be `default`
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default use foo; //~ ERROR a `use` import cannot be `default`
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default static foo: u8; //~ ERROR a static item cannot be `default`
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default const foo: u8;
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default fn foo();
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default mod foo {} //~ ERROR a module cannot be `default`
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default extern "C" {} //~ ERROR an extern block cannot be `default`
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default type foo = u8;
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default enum foo {} //~ ERROR an enum cannot be `default`
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default struct foo {} //~ ERROR a struct cannot be `default`
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default union foo {} //~ ERROR a union cannot be `default`
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default trait foo {} //~ ERROR a trait cannot be `default`
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default trait foo = Ord; //~ ERROR a trait alias cannot be `default`
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default impl foo {}
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default!();
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default::foo::bar!();
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default default!(); //~ ERROR an item macro invocation cannot be `default`
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default default::foo::bar!(); //~ ERROR an item macro invocation cannot be `default`
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default macro foo {} //~ ERROR a macro definition cannot be `default`
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default macro_rules! foo {} //~ ERROR a macro definition cannot be `default`
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}
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#[cfg(FALSE)]
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extern "C" {
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default extern crate foo; //~ ERROR an extern crate cannot be `default`
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//~^ ERROR extern crate is not supported in `extern` blocks
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default use foo; //~ ERROR a `use` import cannot be `default`
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//~^ ERROR `use` import is not supported in `extern` blocks
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default static foo: u8; //~ ERROR a static item cannot be `default`
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default const foo: u8;
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//~^ ERROR extern items cannot be `const`
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default fn foo();
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default mod foo {} //~ ERROR a module cannot be `default`
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//~^ ERROR module is not supported in `extern` blocks
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default extern "C" {} //~ ERROR an extern block cannot be `default`
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//~^ ERROR extern block is not supported in `extern` blocks
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default type foo = u8;
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default enum foo {} //~ ERROR an enum cannot be `default`
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//~^ ERROR enum is not supported in `extern` blocks
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default struct foo {} //~ ERROR a struct cannot be `default`
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//~^ ERROR struct is not supported in `extern` blocks
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default union foo {} //~ ERROR a union cannot be `default`
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//~^ ERROR union is not supported in `extern` blocks
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default trait foo {} //~ ERROR a trait cannot be `default`
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//~^ ERROR trait is not supported in `extern` blocks
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default trait foo = Ord; //~ ERROR a trait alias cannot be `default`
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//~^ ERROR trait alias is not supported in `extern` blocks
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default impl foo {}
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//~^ ERROR implementation is not supported in `extern` blocks
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default!();
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default::foo::bar!();
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default default!(); //~ ERROR an item macro invocation cannot be `default`
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default default::foo::bar!(); //~ ERROR an item macro invocation cannot be `default`
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default macro foo {} //~ ERROR a macro definition cannot be `default`
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//~^ ERROR macro definition is not supported in `extern` blocks
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default macro_rules! foo {} //~ ERROR a macro definition cannot be `default`
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//~^ ERROR macro definition is not supported in `extern` blocks
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}
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#[cfg(FALSE)]
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impl S {
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default extern crate foo; //~ ERROR an extern crate cannot be `default`
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//~^ ERROR extern crate is not supported in `trait`s or `impl`s
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default use foo; //~ ERROR a `use` import cannot be `default`
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//~^ ERROR `use` import is not supported in `trait`s or `impl`s
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default static foo: u8; //~ ERROR a static item cannot be `default`
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//~^ ERROR associated `static` items are not allowed
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default const foo: u8;
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default fn foo();
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default mod foo {}//~ ERROR a module cannot be `default`
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//~^ ERROR module is not supported in `trait`s or `impl`s
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default extern "C" {} //~ ERROR an extern block cannot be `default`
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//~^ ERROR extern block is not supported in `trait`s or `impl`s
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default type foo = u8;
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default enum foo {} //~ ERROR an enum cannot be `default`
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//~^ ERROR enum is not supported in `trait`s or `impl`s
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default struct foo {} //~ ERROR a struct cannot be `default`
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//~^ ERROR struct is not supported in `trait`s or `impl`s
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default union foo {} //~ ERROR a union cannot be `default`
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//~^ ERROR union is not supported in `trait`s or `impl`s
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default trait foo {} //~ ERROR a trait cannot be `default`
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//~^ ERROR trait is not supported in `trait`s or `impl`s
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default trait foo = Ord; //~ ERROR a trait alias cannot be `default`
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//~^ ERROR trait alias is not supported in `trait`s or `impl`s
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default impl foo {}
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//~^ ERROR implementation is not supported in `trait`s or `impl`s
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default!();
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default::foo::bar!();
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default default!(); //~ ERROR an item macro invocation cannot be `default`
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default default::foo::bar!(); //~ ERROR an item macro invocation cannot be `default`
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default macro foo {} //~ ERROR a macro definition cannot be `default`
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//~^ ERROR macro definition is not supported in `trait`s or `impl`s
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default macro_rules! foo {} //~ ERROR a macro definition cannot be `default`
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//~^ ERROR macro definition is not supported in `trait`s or `impl`s
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}
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#[cfg(FALSE)]
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trait T {
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default extern crate foo; //~ ERROR an extern crate cannot be `default`
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//~^ ERROR extern crate is not supported in `trait`s or `impl`s
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default use foo; //~ ERROR a `use` import cannot be `default`
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//~^ ERROR `use` import is not supported in `trait`s or `impl`s
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default static foo: u8; //~ ERROR a static item cannot be `default`
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//~^ ERROR associated `static` items are not allowed
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default const foo: u8;
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default fn foo();
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default mod foo {}//~ ERROR a module cannot be `default`
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//~^ ERROR module is not supported in `trait`s or `impl`s
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default extern "C" {} //~ ERROR an extern block cannot be `default`
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//~^ ERROR extern block is not supported in `trait`s or `impl`s
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default type foo = u8;
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default enum foo {} //~ ERROR an enum cannot be `default`
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//~^ ERROR enum is not supported in `trait`s or `impl`s
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default struct foo {} //~ ERROR a struct cannot be `default`
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//~^ ERROR struct is not supported in `trait`s or `impl`s
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default union foo {} //~ ERROR a union cannot be `default`
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//~^ ERROR union is not supported in `trait`s or `impl`s
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default trait foo {} //~ ERROR a trait cannot be `default`
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//~^ ERROR trait is not supported in `trait`s or `impl`s
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default trait foo = Ord; //~ ERROR a trait alias cannot be `default`
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//~^ ERROR trait alias is not supported in `trait`s or `impl`s
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default impl foo {}
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//~^ ERROR implementation is not supported in `trait`s or `impl`s
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default!();
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default::foo::bar!();
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default default!(); //~ ERROR an item macro invocation cannot be `default`
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default default::foo::bar!(); //~ ERROR an item macro invocation cannot be `default`
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default macro foo {} //~ ERROR a macro definition cannot be `default`
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//~^ ERROR macro definition is not supported in `trait`s or `impl`s
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default macro_rules! foo {} //~ ERROR a macro definition cannot be `default`
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//~^ ERROR macro definition is not supported in `trait`s or `impl`s
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}
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