diff --git a/examples/rustc-driver-example.rs b/examples/rustc-driver-example.rs index 576bbcea..8983915d 100644 --- a/examples/rustc-driver-example.rs +++ b/examples/rustc-driver-example.rs @@ -18,8 +18,8 @@ use std::path::Path; use rustc_ast_pretty::pprust::item_to_string; use rustc_data_structures::sync::Lrc; -use rustc_driver::{Compilation, RunCompiler}; -use rustc_interface::interface::Compiler; +use rustc_driver::{Compilation, run_compiler}; +use rustc_interface::interface::{Compiler, Config}; use rustc_middle::ty::TyCtxt; struct MyFileLoader; @@ -51,6 +51,10 @@ fn main() { struct MyCallbacks; impl rustc_driver::Callbacks for MyCallbacks { + fn config(&mut self, config: &mut Config) { + config.file_loader = Some(Box::new(MyFileLoader)); + } + fn after_crate_root_parsing( &mut self, _compiler: &Compiler, @@ -83,10 +87,5 @@ impl rustc_driver::Callbacks for MyCallbacks { } fn main() { - match RunCompiler::new(&["main.rs".to_string()], &mut MyCallbacks) { - mut compiler => { - compiler.set_file_loader(Some(Box::new(MyFileLoader))); - compiler.run(); - } - } + run_compiler(&["main.rs".to_string()], &mut MyCallbacks); } diff --git a/examples/rustc-driver-interacting-with-the-ast.rs b/examples/rustc-driver-interacting-with-the-ast.rs index 90a85d5d..c894b604 100644 --- a/examples/rustc-driver-interacting-with-the-ast.rs +++ b/examples/rustc-driver-interacting-with-the-ast.rs @@ -18,8 +18,8 @@ use std::path::Path; use rustc_ast_pretty::pprust::item_to_string; use rustc_data_structures::sync::Lrc; -use rustc_driver::{Compilation, RunCompiler}; -use rustc_interface::interface::Compiler; +use rustc_driver::{Compilation, run_compiler}; +use rustc_interface::interface::{Compiler, Config}; use rustc_middle::ty::TyCtxt; struct MyFileLoader; @@ -51,6 +51,10 @@ fn main() { struct MyCallbacks; impl rustc_driver::Callbacks for MyCallbacks { + fn config(&mut self, config: &mut Config) { + config.file_loader = Some(Box::new(MyFileLoader)); + } + fn after_crate_root_parsing( &mut self, _compiler: &Compiler, @@ -90,10 +94,5 @@ impl rustc_driver::Callbacks for MyCallbacks { } fn main() { - match RunCompiler::new(&["main.rs".to_string()], &mut MyCallbacks) { - mut compiler => { - compiler.set_file_loader(Some(Box::new(MyFileLoader))); - compiler.run(); - } - } + run_compiler(&["main.rs".to_string()], &mut MyCallbacks); } diff --git a/src/rustc-driver/intro.md b/src/rustc-driver/intro.md index a6234dc1..40500e6b 100644 --- a/src/rustc-driver/intro.md +++ b/src/rustc-driver/intro.md @@ -6,7 +6,7 @@ The [`rustc_driver`] is essentially `rustc`'s `main` function. It acts as the glue for running the various phases of the compiler in the correct order, using the interface defined in the [`rustc_interface`] crate. Where possible, using [`rustc_driver`] rather than [`rustc_interface`] is recommended. -The main entry point of [`rustc_driver`] is [`rustc_driver::RunCompiler`][rd_rc]. +The main entry point of [`rustc_driver`] is [`rustc_driver::run_compiler`][rd_rc]. This builder accepts the same command-line args as rustc as well as an implementation of [`Callbacks`][cb] and a couple of other optional options. [`Callbacks`][cb] is a `trait` that allows for custom compiler configuration, as well as allowing custom code to run after different phases of the compilation. @@ -40,7 +40,7 @@ specifically [`rustc_driver_impl::run_compiler`][rdi_rc] [cb]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_driver/trait.Callbacks.html [example]: https://github.com/rust-lang/rustc-dev-guide/blob/master/examples/rustc-interface-example.rs [i_rc]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_interface/interface/fn.run_compiler.html -[rd_rc]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_driver/struct.RunCompiler.html +[rd_rc]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_driver/fn.run_compiler.html [rdi_rc]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_driver_impl/fn.run_compiler.html [stupid-stats]: https://github.com/nrc/stupid-stats [`nightly-rustc`]: https://doc.rust-lang.org/nightly/nightly-rustc/