diff options
Diffstat (limited to 'compiler/rustc_macros/src/lib.rs')
| -rw-r--r-- | compiler/rustc_macros/src/lib.rs | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/compiler/rustc_macros/src/lib.rs b/compiler/rustc_macros/src/lib.rs index 737500cc2..904f8eb57 100644 --- a/compiler/rustc_macros/src/lib.rs +++ b/compiler/rustc_macros/src/lib.rs @@ -54,60 +54,6 @@ pub fn newtype_index(input: TokenStream) -> TokenStream { newtype::newtype(input) } -/// Implements the `fluent_messages` macro, which performs compile-time validation of the -/// compiler's Fluent resources (i.e. that the resources parse and don't multiply define the same -/// messages) and generates constants that make using those messages in diagnostics more ergonomic. -/// -/// For example, given the following invocation of the macro.. -/// -/// ```ignore (rust) -/// fluent_messages! { "./typeck.ftl" } -/// ``` -/// ..where `typeck.ftl` has the following contents.. -/// -/// ```fluent -/// typeck_field_multiply_specified_in_initializer = -/// field `{$ident}` specified more than once -/// .label = used more than once -/// .label_previous_use = first use of `{$ident}` -/// ``` -/// ...then the macro parse the Fluent resource, emitting a diagnostic if it fails to do so, and -/// will generate the following code: -/// -/// ```ignore (rust) -/// pub static DEFAULT_LOCALE_RESOURCE: &'static [&'static str] = include_str!("./typeck.ftl"); -/// -/// mod fluent_generated { -/// mod typeck { -/// pub const field_multiply_specified_in_initializer: DiagnosticMessage = -/// DiagnosticMessage::fluent("typeck_field_multiply_specified_in_initializer"); -/// pub const field_multiply_specified_in_initializer_label_previous_use: DiagnosticMessage = -/// DiagnosticMessage::fluent_attr( -/// "typeck_field_multiply_specified_in_initializer", -/// "previous_use_label" -/// ); -/// } -/// } -/// ``` -/// When emitting a diagnostic, the generated constants can be used as follows: -/// -/// ```ignore (rust) -/// let mut err = sess.struct_span_err( -/// span, -/// fluent::typeck::field_multiply_specified_in_initializer -/// ); -/// err.span_default_label(span); -/// err.span_label( -/// previous_use_span, -/// fluent::typeck::field_multiply_specified_in_initializer_label_previous_use -/// ); -/// err.emit(); -/// ``` -#[proc_macro] -pub fn fluent_messages(input: TokenStream) -> TokenStream { - diagnostics::fluent_messages(input) -} - decl_derive!([HashStable, attributes(stable_hasher)] => hash_stable::hash_stable_derive); decl_derive!( [HashStable_Generic, attributes(stable_hasher)] => |