Rollup merge of rust-lang#151328 - diag-case, r=Urgau

Fix capitalization of diag messages

Per https://rustc-dev-guide.rust-lang.org/diagnostics.html#diagnostic-output-style-guide
> Error, Warning, Note, and Help messages start with a lowercase letter and do not end with punctuation.

Author: JonathanBrouwer

compiler/rustc_attr_parsing/messages.ftl

@@ -230,7 +230,7 @@ attr_parsing_unstable_cfg_target_compact =
     compact `cfg(target(..))` is experimental and subject to change
 
 attr_parsing_unstable_feature_bound_incompatible_stability = item annotated with `#[unstable_feature_bound]` should not be stable
-    .help = If this item is meant to be stable, do not use any functions annotated with `#[unstable_feature_bound]`. Otherwise, mark this item as unstable with `#[unstable]`
+    .help = if this item is meant to be stable, do not use any functions annotated with `#[unstable_feature_bound]`. Otherwise, mark this item as unstable with `#[unstable]`
 
 attr_parsing_unsupported_instruction_set = target `{$current_target}` does not support `#[instruction_set({$instruction_set}::*)]`
 

compiler/rustc_const_eval/messages.ftl

@@ -140,9 +140,9 @@ const_eval_incompatible_return_types =
 const_eval_interior_mutable_borrow_escaping =
     interior mutable shared borrows of temporaries that have their lifetime extended until the end of the program are not allowed
     .label = this borrow of an interior mutable value refers to such a temporary
-    .note = Temporaries in constants and statics can have their lifetime extended until the end of the program
-    .note2 = To avoid accidentally creating global mutable state, such temporaries must be immutable
-    .help = If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+    .note = temporaries in constants and statics can have their lifetime extended until the end of the program
+    .note2 = to avoid accidentally creating global mutable state, such temporaries must be immutable
+    .help = if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 const_eval_intern_kind = {$kind ->
     [static] static
@@ -225,9 +225,9 @@ const_eval_modified_global =
 const_eval_mutable_borrow_escaping =
     mutable borrows of temporaries that have their lifetime extended until the end of the program are not allowed
     .label = this mutable borrow refers to such a temporary
-    .note = Temporaries in constants and statics can have their lifetime extended until the end of the program
-    .note2 = To avoid accidentally creating global mutable state, such temporaries must be immutable
-    .help = If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+    .note = temporaries in constants and statics can have their lifetime extended until the end of the program
+    .note2 = to avoid accidentally creating global mutable state, such temporaries must be immutable
+    .help = if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 const_eval_mutable_ptr_in_final = encountered mutable pointer in final value of {const_eval_intern_kind}
 

compiler/rustc_lint/messages.ftl

@@ -542,7 +542,7 @@ lint_invalid_style = {$is_used_as_inner ->
         [false] crate-level attribute should be an inner attribute: add an exclamation mark: `#![{$name}]`
         *[other] the `#![{$name}]` attribute can only be used at the crate root
     }
-    .note = This attribute does not have an `!`, which means it is applied to this {$target}
+    .note = this attribute does not have an `!`, which means it is applied to this {$target}
 
 lint_invalid_target = `#[{$name}]` attribute cannot be used on {$target}
     .warn = {-lint_previously_accepted}

compiler/rustc_monomorphize/messages.ftl

@@ -62,7 +62,7 @@ monomorphize_encountered_error_while_instantiating_global_asm =
 monomorphize_large_assignments =
     moving {$size} bytes
     .label = value moved from here
-    .note = The current maximum size is {$limit}, but it can be customized with the move_size_limit attribute: `#![move_size_limit = "..."]`
+    .note = the current maximum size is {$limit}, but it can be customized with the move_size_limit attribute: `#![move_size_limit = "..."]`
 
 monomorphize_no_optimized_mir =
     missing optimized MIR for `{$instance}` in the crate `{$crate_name}`

compiler/rustc_passes/messages.ftl

@@ -376,7 +376,7 @@ passes_no_main_function =
     }
     .consider_adding_main_to_file = consider adding a `main` function to `{$filename}`
     .consider_adding_main_at_crate = consider adding a `main` function at the crate level
-    .teach_note = If you don't know the basics of Rust, you can go look to the Rust Book to get started: https://doc.rust-lang.org/book/
+    .teach_note = if you don't know the basics of Rust, you can go look to the Rust Book to get started: https://doc.rust-lang.org/book/
     .non_function_main = non-function item at `crate::main` is found
 
 passes_non_exhaustive_with_default_field_values =

tests/ui/attributes/crate-only-as-outer.stderr

@@ -4,7 +4,7 @@ error: crate-level attribute should be an inner attribute: add an exclamation ma
 LL | #[crate_name = "owo"]
    | ^^^^^^^^^^^^^^^^^^^^^
    |
-note: This attribute does not have an `!`, which means it is applied to this function
+note: this attribute does not have an `!`, which means it is applied to this function
   --> $DIR/crate-only-as-outer.rs:5:1
    |
 LL | fn main() {}

tests/ui/attributes/malformed-attrs.stderr

@@ -771,7 +771,7 @@ warning: crate-level attribute should be an inner attribute: add an exclamation
 LL | #[crate_name]
    | ^^^^^^^^^^^^^
    |
-note: This attribute does not have an `!`, which means it is applied to this function
+note: this attribute does not have an `!`, which means it is applied to this function
   --> $DIR/malformed-attrs.rs:116:1
    |
 LL | / fn test() {

tests/ui/attributes/malformed-no-std.stderr

@@ -58,7 +58,7 @@ error: crate-level attribute should be an inner attribute: add an exclamation ma
 LL | #[no_std]
    | ^^^^^^^^^
    |
-note: This attribute does not have an `!`, which means it is applied to this extern crate
+note: this attribute does not have an `!`, which means it is applied to this extern crate
   --> $DIR/malformed-no-std.rs:26:1
    |
 LL | extern crate core;
@@ -75,7 +75,7 @@ error: crate-level attribute should be an inner attribute: add an exclamation ma
 LL | #[no_core]
    | ^^^^^^^^^^
    |
-note: This attribute does not have an `!`, which means it is applied to this extern crate
+note: this attribute does not have an `!`, which means it is applied to this extern crate
   --> $DIR/malformed-no-std.rs:26:1
    |
 LL | extern crate core;

tests/ui/consts/const-mut-refs/issue-76510.stderr

@@ -4,9 +4,9 @@ error[E0764]: mutable borrows of temporaries that have their lifetime extended u
 LL | const S: &'static mut str = &mut " hello ";
    |                             ^^^^^^^^^^^^^^ this mutable borrow refers to such a temporary
    |
-   = note: Temporaries in constants and statics can have their lifetime extended until the end of the program
-   = note: To avoid accidentally creating global mutable state, such temporaries must be immutable
-   = help: If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+   = note: temporaries in constants and statics can have their lifetime extended until the end of the program
+   = note: to avoid accidentally creating global mutable state, such temporaries must be immutable
+   = help: if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 error: aborting due to 1 previous error
 

tests/ui/consts/const-mut-refs/mut_ref_in_final.stderr

@@ -4,19 +4,19 @@ error[E0764]: mutable borrows of temporaries that have their lifetime extended u
 LL | const B: *mut i32 = &mut 4;
    |                     ^^^^^^ this mutable borrow refers to such a temporary
    |
-   = note: Temporaries in constants and statics can have their lifetime extended until the end of the program
-   = note: To avoid accidentally creating global mutable state, such temporaries must be immutable
-   = help: If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+   = note: temporaries in constants and statics can have their lifetime extended until the end of the program
+   = note: to avoid accidentally creating global mutable state, such temporaries must be immutable
+   = help: if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 error[E0764]: mutable borrows of temporaries that have their lifetime extended until the end of the program are not allowed
   --> $DIR/mut_ref_in_final.rs:21:35
    |
 LL | const B3: Option<&mut i32> = Some(&mut 42);
    |                                   ^^^^^^^ this mutable borrow refers to such a temporary
    |
-   = note: Temporaries in constants and statics can have their lifetime extended until the end of the program
-   = note: To avoid accidentally creating global mutable state, such temporaries must be immutable
-   = help: If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+   = note: temporaries in constants and statics can have their lifetime extended until the end of the program
+   = note: to avoid accidentally creating global mutable state, such temporaries must be immutable
+   = help: if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 error[E0716]: temporary value dropped while borrowed
   --> $DIR/mut_ref_in_final.rs:24:42
@@ -86,39 +86,39 @@ error[E0764]: mutable borrows of temporaries that have their lifetime extended u
 LL | static RAW_MUT_CAST_S: SyncPtr<i32> = SyncPtr { x : &mut 42 as *mut _ as *const _ };
    |                                                     ^^^^^^^ this mutable borrow refers to such a temporary
    |
-   = note: Temporaries in constants and statics can have their lifetime extended until the end of the program
-   = note: To avoid accidentally creating global mutable state, such temporaries must be immutable
-   = help: If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+   = note: temporaries in constants and statics can have their lifetime extended until the end of the program
+   = note: to avoid accidentally creating global mutable state, such temporaries must be immutable
+   = help: if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 error[E0764]: mutable borrows of temporaries that have their lifetime extended until the end of the program are not allowed
   --> $DIR/mut_ref_in_final.rs:73:54
    |
 LL | static RAW_MUT_COERCE_S: SyncPtr<i32> = SyncPtr { x: &mut 0 };
    |                                                      ^^^^^^ this mutable borrow refers to such a temporary
    |
-   = note: Temporaries in constants and statics can have their lifetime extended until the end of the program
-   = note: To avoid accidentally creating global mutable state, such temporaries must be immutable
-   = help: If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+   = note: temporaries in constants and statics can have their lifetime extended until the end of the program
+   = note: to avoid accidentally creating global mutable state, such temporaries must be immutable
+   = help: if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 error[E0764]: mutable borrows of temporaries that have their lifetime extended until the end of the program are not allowed
   --> $DIR/mut_ref_in_final.rs:75:52
    |
 LL | const RAW_MUT_CAST_C: SyncPtr<i32> = SyncPtr { x : &mut 42 as *mut _ as *const _ };
    |                                                    ^^^^^^^ this mutable borrow refers to such a temporary
    |
-   = note: Temporaries in constants and statics can have their lifetime extended until the end of the program
-   = note: To avoid accidentally creating global mutable state, such temporaries must be immutable
-   = help: If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+   = note: temporaries in constants and statics can have their lifetime extended until the end of the program
+   = note: to avoid accidentally creating global mutable state, such temporaries must be immutable
+   = help: if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 error[E0764]: mutable borrows of temporaries that have their lifetime extended until the end of the program are not allowed
   --> $DIR/mut_ref_in_final.rs:77:53
    |
 LL | const RAW_MUT_COERCE_C: SyncPtr<i32> = SyncPtr { x: &mut 0 };
    |                                                     ^^^^^^ this mutable borrow refers to such a temporary
    |
-   = note: Temporaries in constants and statics can have their lifetime extended until the end of the program
-   = note: To avoid accidentally creating global mutable state, such temporaries must be immutable
-   = help: If you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
+   = note: temporaries in constants and statics can have their lifetime extended until the end of the program
+   = note: to avoid accidentally creating global mutable state, such temporaries must be immutable
+   = help: if you really want global mutable state, try replacing the temporary by an interior mutable `static` or a `static mut`
 
 error[E0080]: constructing invalid value at .<enum-variant(Some)>.0: encountered a dangling reference (0x2a[noalloc] has no provenance)
   --> $DIR/mut_ref_in_final.rs:86:5