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Auto merge of #118635 - nnethercote:fewer-early-errors, r=davidtwco

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Fewer early errors

r? `@davidtwco`
This commit is contained in:
bors
2023-12-07 11:57:14 +00:00
parent b9540b7db9 618409901a
commit 7df0c211ac
7 changed files with 66 additions and 48 deletions
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40
compiler/rustc_interface/src/interface.rs
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@@ -42,7 +42,7 @@ pub struct Compiler {
}
/// Converts strings provided as `--cfg [cfgspec]` into a `Cfg`.
pub(crate) fn parse_cfg(handler: &EarlyErrorHandler, cfgs: Vec<String>) -> Cfg {
pub(crate) fn parse_cfg(handler: &Handler, cfgs: Vec<String>) -> Cfg {
cfgs.into_iter()
.map(|s| {
let sess = ParseSess::with_silent_emitter(Some(format!(
@@ -52,10 +52,14 @@ pub(crate) fn parse_cfg(handler: &EarlyErrorHandler, cfgs: Vec<String>) -> Cfg {
macro_rules! error {
($reason: expr) => {
handler.early_error(format!(
concat!("invalid `--cfg` argument: `{}` (", $reason, ")"),
s
));
#[allow(rustc::untranslatable_diagnostic)]
#[allow(rustc::diagnostic_outside_of_impl)]
handler
.struct_fatal(format!(
concat!("invalid `--cfg` argument: `{}` (", $reason, ")"),
s
))
.emit();
};
}
@@ -97,7 +101,7 @@ pub(crate) fn parse_cfg(handler: &EarlyErrorHandler, cfgs: Vec<String>) -> Cfg {
}
/// Converts strings provided as `--check-cfg [specs]` into a `CheckCfg`.
pub(crate) fn parse_check_cfg(handler: &EarlyErrorHandler, specs: Vec<String>) -> CheckCfg {
pub(crate) fn parse_check_cfg(handler: &Handler, specs: Vec<String>) -> CheckCfg {
// If any --check-cfg is passed then exhaustive_values and exhaustive_names
// are enabled by default.
let exhaustive_names = !specs.is_empty();
@@ -112,10 +116,14 @@ pub(crate) fn parse_check_cfg(handler: &EarlyErrorHandler, specs: Vec<String>) -
macro_rules! error {
($reason:expr) => {
handler.early_error(format!(
concat!("invalid `--check-cfg` argument: `{}` (", $reason, ")"),
s
))
#[allow(rustc::untranslatable_diagnostic)]
#[allow(rustc::diagnostic_outside_of_impl)]
handler
.struct_fatal(format!(
concat!("invalid `--check-cfg` argument: `{}` (", $reason, ")"),
s
))
.emit()
};
}
@@ -314,13 +322,13 @@ pub fn run_compiler<R: Send>(config: Config, f: impl FnOnce(&Compiler) -> R + Se
|| {
crate::callbacks::setup_callbacks();
let handler = EarlyErrorHandler::new(config.opts.error_format);
let early_handler = EarlyErrorHandler::new(config.opts.error_format);
let codegen_backend = if let Some(make_codegen_backend) = config.make_codegen_backend {
make_codegen_backend(&config.opts)
} else {
util::get_codegen_backend(
&handler,
&early_handler,
&config.opts.maybe_sysroot,
config.opts.unstable_opts.codegen_backend.as_deref(),
)
@@ -337,7 +345,7 @@ pub fn run_compiler<R: Send>(config: Config, f: impl FnOnce(&Compiler) -> R + Se
) {
Ok(bundle) => bundle,
Err(e) => {
handler.early_error(format!("failed to load fluent bundle: {e}"));
early_handler.early_error(format!("failed to load fluent bundle: {e}"));
}
};
@@ -348,7 +356,7 @@ pub fn run_compiler<R: Send>(config: Config, f: impl FnOnce(&Compiler) -> R + Se
let target_override = codegen_backend.target_override(&config.opts);
let mut sess = rustc_session::build_session(
&handler,
early_handler,
config.opts,
CompilerIO {
input: config.input,
@@ -370,12 +378,12 @@ pub fn run_compiler<R: Send>(config: Config, f: impl FnOnce(&Compiler) -> R + Se
codegen_backend.init(&sess);
let cfg = parse_cfg(&handler, config.crate_cfg);
let cfg = parse_cfg(&sess.diagnostic(), config.crate_cfg);
let mut cfg = config::build_configuration(&sess, cfg);
util::add_configuration(&mut cfg, &mut sess, &*codegen_backend);
sess.parse_sess.config = cfg;
let mut check_cfg = parse_check_cfg(&handler, config.crate_check_cfg);
let mut check_cfg = parse_check_cfg(&sess.diagnostic(), config.crate_check_cfg);
check_cfg.fill_well_known(&sess.target);
sess.parse_sess.check_config = check_cfg;