update rustc_driver examples (rust-lang#1655)

Author: tshepang

examples/rustc-driver-example.rs

@@ -42,9 +42,10 @@ fn main() {
 "#
             .into(),
         },
-        output_dir: None,                // Option<PathBuf>
-        output_file: None,               // Option<PathBuf>
-        file_loader: None,               // Option<Box<dyn FileLoader + Send + Sync>>
+        output_dir: None,  // Option<PathBuf>
+        output_file: None, // Option<PathBuf>
+        file_loader: None, // Option<Box<dyn FileLoader + Send + Sync>>
+        locale_resources: rustc_driver::DEFAULT_LOCALE_RESOURCES,
         lint_caps: FxHashMap::default(), // FxHashMap<lint::LintId, lint::Level>
         // This is a callback from the driver that is called when [`ParseSess`] is created.
         parse_sess_created: None, //Option<Box<dyn FnOnce(&mut ParseSess) + Send>>

examples/rustc-driver-getting-diagnostics.rs

@@ -66,6 +66,7 @@ fn main() {
         output_dir: None,
         output_file: None,
         file_loader: None,
+        locale_resources: rustc_driver::DEFAULT_LOCALE_RESOURCES,
         lint_caps: rustc_hash::FxHashMap::default(),
         parse_sess_created: None,
         register_lints: None,

src/rustc-driver-getting-diagnostics.md

@@ -7,7 +7,7 @@
 To get diagnostics from the compiler,
 configure `rustc_interface::Config` to output diagnostic to a buffer,
 and run `TyCtxt.analysis`. The following was tested
-with <!-- date-check: Feb 2023 --> `nightly-2023-02-13`:
+with <!-- date-check: mar 2023 --> `nightly-2023-03-27`:
 
 ```rust
 {{#include ../examples/rustc-driver-getting-diagnostics.rs}}

src/rustc-driver-interacting-with-the-ast.md

@@ -5,7 +5,7 @@
 ## Getting the type of an expression
 
 To get the type of an expression, use the `global_ctxt` to get a `TyCtxt`.
-The following was tested with <!-- date-check: Feb 2023 --> `nightly-2023-02-13`:
+The following was tested with <!-- date-check: mar 2023 --> `nightly-2023-03-27`:
 
 ```rust
 {{#include ../examples/rustc-driver-interacting-with-the-ast.rs}}