diff options
Diffstat (limited to 'vendor/syn/tests/repo/mod.rs')
| -rw-r--r-- | vendor/syn/tests/repo/mod.rs | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/vendor/syn/tests/repo/mod.rs b/vendor/syn/tests/repo/mod.rs new file mode 100644 index 000000000..0bafe6714 --- /dev/null +++ b/vendor/syn/tests/repo/mod.rs @@ -0,0 +1,180 @@ +#![allow(clippy::manual_assert)] + +mod progress; + +use self::progress::Progress; +use anyhow::Result; +use flate2::read::GzDecoder; +use std::fs; +use std::path::Path; +use tar::Archive; +use walkdir::DirEntry; + +const REVISION: &str = "ee160f2f5e73b6f5954bc33f059c316d9e8582c4"; + +#[rustfmt::skip] +static EXCLUDE: &[&str] = &[ + // TODO: impl ~const T {} + // https://github.com/dtolnay/syn/issues/1051 + "src/test/ui/rfc-2632-const-trait-impl/syntax.rs", + + // Compile-fail expr parameter in const generic position: f::<1 + 2>() + "src/test/ui/const-generics/early/closing-args-token.rs", + "src/test/ui/const-generics/early/const-expression-parameter.rs", + + // Need at least one trait in impl Trait, no such type as impl 'static + "src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs", + + // Deprecated anonymous parameter syntax in traits + "src/test/ui/issues/issue-13105.rs", + "src/test/ui/issues/issue-13775.rs", + "src/test/ui/issues/issue-34074.rs", + "src/test/ui/proc-macro/trait-fn-args-2015.rs", + "src/tools/rustfmt/tests/source/trait.rs", + "src/tools/rustfmt/tests/target/trait.rs", + + // Placeholder syntax for "throw expressions" + "src/test/pretty/yeet-expr.rs", + "src/test/ui/try-trait/yeet-for-option.rs", + "src/test/ui/try-trait/yeet-for-result.rs", + + // Excessive nesting + "src/test/ui/issues/issue-74564-if-expr-stack-overflow.rs", + + // Testing rustfmt on invalid syntax + "src/tools/rustfmt/tests/coverage/target/comments.rs", + "src/tools/rustfmt/tests/parser/issue-4126/invalid.rs", + "src/tools/rustfmt/tests/parser/issue_4418.rs", + "src/tools/rustfmt/tests/parser/unclosed-delims/issue_4466.rs", + "src/tools/rustfmt/tests/source/configs/disable_all_formatting/true.rs", + "src/tools/rustfmt/tests/source/configs/spaces_around_ranges/false.rs", + "src/tools/rustfmt/tests/source/configs/spaces_around_ranges/true.rs", + "src/tools/rustfmt/tests/source/type.rs", + "src/tools/rustfmt/tests/target/configs/spaces_around_ranges/false.rs", + "src/tools/rustfmt/tests/target/configs/spaces_around_ranges/true.rs", + "src/tools/rustfmt/tests/target/type.rs", + + // Testing compiler diagnostic localization on invalid syntax + "src/test/run-make/translation/basic-translation.rs", + + // Clippy lint lists represented as expressions + "src/tools/clippy/clippy_lints/src/lib.deprecated.rs", + "src/tools/clippy/clippy_lints/src/lib.register_all.rs", + "src/tools/clippy/clippy_lints/src/lib.register_cargo.rs", + "src/tools/clippy/clippy_lints/src/lib.register_complexity.rs", + "src/tools/clippy/clippy_lints/src/lib.register_correctness.rs", + "src/tools/clippy/clippy_lints/src/lib.register_internal.rs", + "src/tools/clippy/clippy_lints/src/lib.register_lints.rs", + "src/tools/clippy/clippy_lints/src/lib.register_nursery.rs", + "src/tools/clippy/clippy_lints/src/lib.register_pedantic.rs", + "src/tools/clippy/clippy_lints/src/lib.register_perf.rs", + "src/tools/clippy/clippy_lints/src/lib.register_restriction.rs", + "src/tools/clippy/clippy_lints/src/lib.register_style.rs", + "src/tools/clippy/clippy_lints/src/lib.register_suspicious.rs", + + // Not actually test cases + "src/test/rustdoc-ui/test-compile-fail2.rs", + "src/test/rustdoc-ui/test-compile-fail3.rs", + "src/test/ui/json-bom-plus-crlf-multifile-aux.rs", + "src/test/ui/lint/expansion-time-include.rs", + "src/test/ui/macros/auxiliary/macro-comma-support.rs", + "src/test/ui/macros/auxiliary/macro-include-items-expr.rs", + "src/test/ui/macros/include-single-expr-helper.rs", + "src/test/ui/macros/include-single-expr-helper-1.rs", + "src/test/ui/parser/issues/auxiliary/issue-21146-inc.rs", +]; + +pub fn base_dir_filter(entry: &DirEntry) -> bool { + let path = entry.path(); + if path.is_dir() { + return true; // otherwise walkdir does not visit the files + } + if path.extension().map_or(true, |e| e != "rs") { + return false; + } + + let mut path_string = path.to_string_lossy(); + if cfg!(windows) { + path_string = path_string.replace('\\', "/").into(); + } + let path = if let Some(path) = path_string.strip_prefix("tests/rust/") { + path + } else { + panic!("unexpected path in Rust dist: {}", path_string); + }; + + if path.starts_with("src/test/compile-fail") || path.starts_with("src/test/rustfix") { + return false; + } + + if path.starts_with("src/test/ui") { + let stderr_path = entry.path().with_extension("stderr"); + if stderr_path.exists() { + // Expected to fail in some way + return false; + } + } + + !EXCLUDE.contains(&path) +} + +#[allow(dead_code)] +pub fn edition(path: &Path) -> &'static str { + if path.ends_with("dyn-2015-no-warnings-without-lints.rs") { + "2015" + } else { + "2018" + } +} + +pub fn clone_rust() { + let needs_clone = match fs::read_to_string("tests/rust/COMMIT") { + Err(_) => true, + Ok(contents) => contents.trim() != REVISION, + }; + if needs_clone { + download_and_unpack().unwrap(); + } + let mut missing = String::new(); + let test_src = Path::new("tests/rust"); + for exclude in EXCLUDE { + if !test_src.join(exclude).exists() { + missing += "\ntests/rust/"; + missing += exclude; + } + } + if !missing.is_empty() { + panic!("excluded test file does not exist:{}\n", missing); + } +} + +fn download_and_unpack() -> Result<()> { + let url = format!( + "https://github.com/rust-lang/rust/archive/{}.tar.gz", + REVISION + ); + let response = reqwest::blocking::get(&url)?.error_for_status()?; + let progress = Progress::new(response); + let decoder = GzDecoder::new(progress); + let mut archive = Archive::new(decoder); + let prefix = format!("rust-{}", REVISION); + + let tests_rust = Path::new("tests/rust"); + if tests_rust.exists() { + fs::remove_dir_all(tests_rust)?; + } + + for entry in archive.entries()? { + let mut entry = entry?; + let path = entry.path()?; + if path == Path::new("pax_global_header") { + continue; + } + let relative = path.strip_prefix(&prefix)?; + let out = tests_rust.join(relative); + entry.unpack(&out)?; + } + + fs::write("tests/rust/COMMIT", REVISION)?; + Ok(()) +} |