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Fix ICE when deprecating lints in directories

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Serial 2022-06-23 10:37:00 -04:00
parent 2bd1581bbf
commit ebf77f6d7e
1 changed files with 35 additions and 33 deletions
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68
clippy_dev/src/update_lints.rs
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@ -363,12 +363,12 @@ pub fn deprecate(name: &str, reason: Option<&String>) {
let name_upper = name.to_uppercase(); let name_upper = name.to_uppercase();
let (mut lints, deprecated_lints, renamed_lints) = gather_all(); let (mut lints, deprecated_lints, renamed_lints) = gather_all();
let Some(lint) = lints.iter().find(|l| l.name == name_lower) else { panic!("failed to find lint `{}`", name) }; let Some(lint) = lints.iter().find(|l| l.name == name_lower) else { eprintln!("error: failed to find lint `{}`", name); return; };
let mod_path = { let mod_path = {
let mut mod_path = PathBuf::from(format!("clippy_lints/src/{}", lint.module)); let mut mod_path = PathBuf::from(format!("clippy_lints/src/{}", lint.module));
if mod_path.is_dir() { if mod_path.is_dir() {
mod_path = mod_path.join(name); mod_path = mod_path.join("mod");
} }
mod_path.set_extension("rs"); mod_path.set_extension("rs");
@ -422,7 +422,7 @@ fn remove_lint_declaration(name: &str, path: &Path, lints: &mut Vec<Lint>) -> io
let mut lint_name_end = impl_lint_pass_start + (lint_name_pos + lint_name_upper.len()); let mut lint_name_end = impl_lint_pass_start + (lint_name_pos + lint_name_upper.len());
for c in content[lint_name_end..impl_lint_pass_end].chars() { for c in content[lint_name_end..impl_lint_pass_end].chars() {
// Remove trailing whitespace // Remove trailing whitespace
if c.is_whitespace() { if c == ',' || c.is_whitespace() {
lint_name_end += 1; lint_name_end += 1;
} else { } else {
break; break;
@ -440,39 +440,41 @@ fn remove_lint_declaration(name: &str, path: &Path, lints: &mut Vec<Lint>) -> io
fs::remove_file(path)?; fs::remove_file(path)?;
} else { } else {
// We can't delete the entire file, just remove the declaration // We can't delete the entire file, just remove the declaration
if lint.module != name {
let mut mod_decl_path = path.to_path_buf();
if mod_decl_path.is_dir() {
mod_decl_path = Path::new("clippy_lints/src").join(&lint.module).join("mod.rs");
}
let mut content = fs::read_to_string(&mod_decl_path) if let Some(Some("mod.rs")) = path.file_name().map(OsStr::to_str) {
.unwrap_or_else(|_| panic!("failed to read `{}`", path.to_string_lossy())); // Remove clippy_lints/src/some_mod/some_lint.rs
let mut lint_mod_path = path.to_path_buf();
lint_mod_path.set_file_name(name);
lint_mod_path.set_extension("rs");
eprintln!( fs::remove_file(lint_mod_path).ok();
"warn: you will have to manually remove any code related to `{}` from `{}`",
name,
&mod_decl_path.to_string_lossy()
);
assert!(
content[lint.declaration_range.clone()].contains(&name.to_uppercase()),
"error: `{}` does not contain lint `{}`'s declaration",
mod_decl_path.display(),
lint.name
);
// Remove lint declaration (declare_clippy_lint!)
content.replace_range(lint.declaration_range.clone(), "");
// Remove the module declaration (mod xyz;)
let mod_decl = format!("\nmod {};", name);
content = content.replacen(&mod_decl, "", 1);
remove_impl_lint_pass(&lint.name.to_uppercase(), &mut content);
fs::write(mod_decl_path, content)
.unwrap_or_else(|_| panic!("failed to write to `{}`", path.to_string_lossy()));
} }
let mut content =
fs::read_to_string(&path).unwrap_or_else(|_| panic!("failed to read `{}`", path.to_string_lossy()));
eprintln!(
"warn: you will have to manually remove any code related to `{}` from `{}`",
name,
path.display()
);
assert!(
content[lint.declaration_range.clone()].contains(&name.to_uppercase()),
"error: `{}` does not contain lint `{}`'s declaration",
path.display(),
lint.name
);
// Remove lint declaration (declare_clippy_lint!)
content.replace_range(lint.declaration_range.clone(), "");
// Remove the module declaration (mod xyz;)
let mod_decl = format!("\nmod {};", name);
content = content.replacen(&mod_decl, "", 1);
remove_impl_lint_pass(&lint.name.to_uppercase(), &mut content);
fs::write(path, content).unwrap_or_else(|_| panic!("failed to write to `{}`", path.to_string_lossy()));
} }
remove_test_assets(name); remove_test_assets(name);