Remove syntax and syntax_pos thread locals
This commit is contained in:
parent
fab632f975
commit
cbdf4ec03e
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@ -2432,6 +2432,7 @@ dependencies = [
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"rustc_cratesio_shim 0.0.0",
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"rustc_data_structures 0.0.0",
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"rustc_errors 0.0.0",
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"scoped-tls 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"serialize 0.0.0",
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"syntax_pos 0.0.0",
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]
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@ -2453,6 +2454,7 @@ name = "syntax_pos"
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version = "0.0.0"
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dependencies = [
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"rustc_data_structures 0.0.0",
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"scoped-tls 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"serialize 0.0.0",
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"unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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@ -2391,6 +2391,7 @@ mod tests {
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use super::{Externs, OutputType, OutputTypes};
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use rustc_back::{PanicStrategy, RelroLevel};
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use syntax::symbol::Symbol;
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use syntax;
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fn optgroups() -> getopts::Options {
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let mut opts = getopts::Options::new();
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@ -2411,45 +2412,50 @@ mod tests {
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// When the user supplies --test we should implicitly supply --cfg test
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#[test]
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fn test_switch_implies_cfg_test() {
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let matches = &match optgroups().parse(&["--test".to_string()]) {
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Ok(m) => m,
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Err(f) => panic!("test_switch_implies_cfg_test: {}", f),
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};
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let registry = errors::registry::Registry::new(&[]);
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let (sessopts, cfg) = build_session_options_and_crate_config(matches);
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let sess = build_session(sessopts, None, registry);
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let cfg = build_configuration(&sess, cfg);
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assert!(cfg.contains(&(Symbol::intern("test"), None)));
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syntax::with_globals(|| {
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let matches = &match optgroups().parse(&["--test".to_string()]) {
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Ok(m) => m,
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Err(f) => panic!("test_switch_implies_cfg_test: {}", f),
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};
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let registry = errors::registry::Registry::new(&[]);
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let (sessopts, cfg) = build_session_options_and_crate_config(matches);
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let sess = build_session(sessopts, None, registry);
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let cfg = build_configuration(&sess, cfg);
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assert!(cfg.contains(&(Symbol::intern("test"), None)));
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});
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}
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// When the user supplies --test and --cfg test, don't implicitly add
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// another --cfg test
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#[test]
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fn test_switch_implies_cfg_test_unless_cfg_test() {
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let matches = &match optgroups().parse(&["--test".to_string(), "--cfg=test".to_string()]) {
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Ok(m) => m,
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Err(f) => panic!("test_switch_implies_cfg_test_unless_cfg_test: {}", f),
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};
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let registry = errors::registry::Registry::new(&[]);
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let (sessopts, cfg) = build_session_options_and_crate_config(matches);
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let sess = build_session(sessopts, None, registry);
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let cfg = build_configuration(&sess, cfg);
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let mut test_items = cfg.iter().filter(|&&(name, _)| name == "test");
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assert!(test_items.next().is_some());
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assert!(test_items.next().is_none());
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syntax::with_globals(|| {
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let matches = &match optgroups().parse(&["--test".to_string(),
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"--cfg=test".to_string()]) {
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Ok(m) => m,
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Err(f) => panic!("test_switch_implies_cfg_test_unless_cfg_test: {}", f),
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};
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let registry = errors::registry::Registry::new(&[]);
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let (sessopts, cfg) = build_session_options_and_crate_config(matches);
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let sess = build_session(sessopts, None, registry);
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let cfg = build_configuration(&sess, cfg);
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let mut test_items = cfg.iter().filter(|&&(name, _)| name == "test");
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assert!(test_items.next().is_some());
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assert!(test_items.next().is_none());
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});
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}
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#[test]
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fn test_can_print_warnings() {
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{
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syntax::with_globals(|| {
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let matches = optgroups().parse(&["-Awarnings".to_string()]).unwrap();
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let registry = errors::registry::Registry::new(&[]);
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let (sessopts, _) = build_session_options_and_crate_config(&matches);
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let sess = build_session(sessopts, None, registry);
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assert!(!sess.diagnostic().flags.can_emit_warnings);
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}
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});
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{
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syntax::with_globals(|| {
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let matches = optgroups()
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.parse(&["-Awarnings".to_string(), "-Dwarnings".to_string()])
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.unwrap();
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@ -2457,15 +2463,15 @@ mod tests {
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let (sessopts, _) = build_session_options_and_crate_config(&matches);
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let sess = build_session(sessopts, None, registry);
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assert!(sess.diagnostic().flags.can_emit_warnings);
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}
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});
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{
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syntax::with_globals(|| {
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let matches = optgroups().parse(&["-Adead_code".to_string()]).unwrap();
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let registry = errors::registry::Registry::new(&[]);
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let (sessopts, _) = build_session_options_and_crate_config(&matches);
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let sess = build_session(sessopts, None, registry);
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assert!(sess.diagnostic().flags.can_emit_warnings);
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}
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});
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}
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#[test]
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@ -447,6 +447,17 @@ pub fn run_compiler<'a>(args: &[String],
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file_loader: Option<Box<FileLoader + 'static>>,
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emitter_dest: Option<Box<Write + Send>>)
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-> (CompileResult, Option<Session>)
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{
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syntax::with_globals(|| {
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run_compiler_impl(args, callbacks, file_loader, emitter_dest)
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})
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}
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fn run_compiler_impl<'a>(args: &[String],
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callbacks: &mut CompilerCalls<'a>,
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file_loader: Option<Box<FileLoader + 'static>>,
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emitter_dest: Option<Box<Write + Send>>)
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-> (CompileResult, Option<Session>)
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{
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macro_rules! do_or_return {($expr: expr, $sess: expr) => {
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match $expr {
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@ -29,6 +29,7 @@ use rustc::hir::map as hir_map;
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use rustc::session::{self, config};
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use rustc::session::config::{OutputFilenames, OutputTypes};
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use rustc_data_structures::sync::Lrc;
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use syntax;
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use syntax::ast;
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use syntax::abi::Abi;
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use syntax::codemap::{CodeMap, FilePathMapping, FileName};
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@ -93,9 +94,19 @@ fn errors(msgs: &[&str]) -> (Box<Emitter + Send>, usize) {
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}
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fn test_env<F>(source_string: &str,
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(emitter, expected_err_count): (Box<Emitter + Send>, usize),
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args: (Box<Emitter + Send>, usize),
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body: F)
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where F: FnOnce(Env)
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{
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syntax::with_globals(|| {
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test_env_impl(source_string, args, body)
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});
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}
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fn test_env_impl<F>(source_string: &str,
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(emitter, expected_err_count): (Box<Emitter + Send>, usize),
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body: F)
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where F: FnOnce(Env)
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{
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let mut options = config::basic_options();
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options.debugging_opts.verbose = true;
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@ -398,6 +398,7 @@ mod test {
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use syntax::ast::*;
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use syntax::codemap::dummy_spanned;
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use syntax_pos::DUMMY_SP;
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use syntax::with_globals;
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fn word_cfg(s: &str) -> Cfg {
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Cfg::Cfg(Symbol::intern(s), None)
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@ -409,479 +410,494 @@ mod test {
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#[test]
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fn test_cfg_not() {
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assert_eq!(!Cfg::False, Cfg::True);
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assert_eq!(!Cfg::True, Cfg::False);
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assert_eq!(!word_cfg("test"), Cfg::Not(Box::new(word_cfg("test"))));
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assert_eq!(
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!Cfg::All(vec![word_cfg("a"), word_cfg("b")]),
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Cfg::Not(Box::new(Cfg::All(vec![word_cfg("a"), word_cfg("b")])))
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);
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assert_eq!(
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!Cfg::Any(vec![word_cfg("a"), word_cfg("b")]),
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Cfg::Not(Box::new(Cfg::Any(vec![word_cfg("a"), word_cfg("b")])))
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);
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assert_eq!(!Cfg::Not(Box::new(word_cfg("test"))), word_cfg("test"));
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with_globals(|| {
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assert_eq!(!Cfg::False, Cfg::True);
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assert_eq!(!Cfg::True, Cfg::False);
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assert_eq!(!word_cfg("test"), Cfg::Not(Box::new(word_cfg("test"))));
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assert_eq!(
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!Cfg::All(vec![word_cfg("a"), word_cfg("b")]),
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Cfg::Not(Box::new(Cfg::All(vec![word_cfg("a"), word_cfg("b")])))
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);
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assert_eq!(
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!Cfg::Any(vec![word_cfg("a"), word_cfg("b")]),
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Cfg::Not(Box::new(Cfg::Any(vec![word_cfg("a"), word_cfg("b")])))
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);
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assert_eq!(!Cfg::Not(Box::new(word_cfg("test"))), word_cfg("test"));
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})
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}
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#[test]
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fn test_cfg_and() {
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let mut x = Cfg::False;
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x &= Cfg::True;
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assert_eq!(x, Cfg::False);
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with_globals(|| {
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let mut x = Cfg::False;
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x &= Cfg::True;
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assert_eq!(x, Cfg::False);
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x = word_cfg("test");
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x &= Cfg::False;
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assert_eq!(x, Cfg::False);
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x = word_cfg("test");
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x &= Cfg::False;
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assert_eq!(x, Cfg::False);
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x = word_cfg("test2");
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x &= Cfg::True;
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assert_eq!(x, word_cfg("test2"));
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x = word_cfg("test2");
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x &= Cfg::True;
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assert_eq!(x, word_cfg("test2"));
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x = Cfg::True;
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x &= word_cfg("test3");
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assert_eq!(x, word_cfg("test3"));
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x = Cfg::True;
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x &= word_cfg("test3");
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assert_eq!(x, word_cfg("test3"));
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x &= word_cfg("test4");
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assert_eq!(x, Cfg::All(vec![word_cfg("test3"), word_cfg("test4")]));
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x &= word_cfg("test4");
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assert_eq!(x, Cfg::All(vec![word_cfg("test3"), word_cfg("test4")]));
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x &= word_cfg("test5");
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assert_eq!(x, Cfg::All(vec![word_cfg("test3"), word_cfg("test4"), word_cfg("test5")]));
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x &= word_cfg("test5");
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assert_eq!(x, Cfg::All(vec![word_cfg("test3"), word_cfg("test4"), word_cfg("test5")]));
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x &= Cfg::All(vec![word_cfg("test6"), word_cfg("test7")]);
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assert_eq!(x, Cfg::All(vec![
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word_cfg("test3"),
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word_cfg("test4"),
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word_cfg("test5"),
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word_cfg("test6"),
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word_cfg("test7"),
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]));
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x &= Cfg::All(vec![word_cfg("test6"), word_cfg("test7")]);
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assert_eq!(x, Cfg::All(vec![
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word_cfg("test3"),
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word_cfg("test4"),
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word_cfg("test5"),
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word_cfg("test6"),
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word_cfg("test7"),
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]));
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let mut y = Cfg::Any(vec![word_cfg("a"), word_cfg("b")]);
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y &= x;
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assert_eq!(y, Cfg::All(vec![
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word_cfg("test3"),
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word_cfg("test4"),
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word_cfg("test5"),
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word_cfg("test6"),
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word_cfg("test7"),
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Cfg::Any(vec![word_cfg("a"), word_cfg("b")]),
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]));
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let mut y = Cfg::Any(vec![word_cfg("a"), word_cfg("b")]);
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y &= x;
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assert_eq!(y, Cfg::All(vec![
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word_cfg("test3"),
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word_cfg("test4"),
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word_cfg("test5"),
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word_cfg("test6"),
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word_cfg("test7"),
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Cfg::Any(vec![word_cfg("a"), word_cfg("b")]),
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]));
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assert_eq!(
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word_cfg("a") & word_cfg("b") & word_cfg("c"),
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Cfg::All(vec![word_cfg("a"), word_cfg("b"), word_cfg("c")])
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);
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assert_eq!(
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word_cfg("a") & word_cfg("b") & word_cfg("c"),
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Cfg::All(vec![word_cfg("a"), word_cfg("b"), word_cfg("c")])
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);
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})
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}
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#[test]
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fn test_cfg_or() {
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let mut x = Cfg::True;
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x |= Cfg::False;
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assert_eq!(x, Cfg::True);
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with_globals(|| {
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let mut x = Cfg::True;
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x |= Cfg::False;
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assert_eq!(x, Cfg::True);
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x = word_cfg("test");
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x |= Cfg::True;
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assert_eq!(x, Cfg::True);
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x = word_cfg("test");
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x |= Cfg::True;
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assert_eq!(x, Cfg::True);
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x = word_cfg("test2");
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x |= Cfg::False;
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assert_eq!(x, word_cfg("test2"));
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x = word_cfg("test2");
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x |= Cfg::False;
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assert_eq!(x, word_cfg("test2"));
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x = Cfg::False;
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x |= word_cfg("test3");
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assert_eq!(x, word_cfg("test3"));
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x = Cfg::False;
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x |= word_cfg("test3");
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assert_eq!(x, word_cfg("test3"));
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x |= word_cfg("test4");
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assert_eq!(x, Cfg::Any(vec![word_cfg("test3"), word_cfg("test4")]));
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x |= word_cfg("test4");
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assert_eq!(x, Cfg::Any(vec![word_cfg("test3"), word_cfg("test4")]));
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x |= word_cfg("test5");
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assert_eq!(x, Cfg::Any(vec![word_cfg("test3"), word_cfg("test4"), word_cfg("test5")]));
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x |= word_cfg("test5");
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assert_eq!(x, Cfg::Any(vec![word_cfg("test3"), word_cfg("test4"), word_cfg("test5")]));
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x |= Cfg::Any(vec![word_cfg("test6"), word_cfg("test7")]);
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assert_eq!(x, Cfg::Any(vec![
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word_cfg("test3"),
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word_cfg("test4"),
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word_cfg("test5"),
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word_cfg("test6"),
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word_cfg("test7"),
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]));
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x |= Cfg::Any(vec![word_cfg("test6"), word_cfg("test7")]);
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assert_eq!(x, Cfg::Any(vec![
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word_cfg("test3"),
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word_cfg("test4"),
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word_cfg("test5"),
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word_cfg("test6"),
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word_cfg("test7"),
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]));
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let mut y = Cfg::All(vec![word_cfg("a"), word_cfg("b")]);
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y |= x;
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assert_eq!(y, Cfg::Any(vec![
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word_cfg("test3"),
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word_cfg("test4"),
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word_cfg("test5"),
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word_cfg("test6"),
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word_cfg("test7"),
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Cfg::All(vec![word_cfg("a"), word_cfg("b")]),
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]));
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let mut y = Cfg::All(vec![word_cfg("a"), word_cfg("b")]);
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y |= x;
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assert_eq!(y, Cfg::Any(vec![
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word_cfg("test3"),
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word_cfg("test4"),
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word_cfg("test5"),
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word_cfg("test6"),
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word_cfg("test7"),
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Cfg::All(vec![word_cfg("a"), word_cfg("b")]),
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]));
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assert_eq!(
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word_cfg("a") | word_cfg("b") | word_cfg("c"),
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Cfg::Any(vec![word_cfg("a"), word_cfg("b"), word_cfg("c")])
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);
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assert_eq!(
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word_cfg("a") | word_cfg("b") | word_cfg("c"),
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Cfg::Any(vec![word_cfg("a"), word_cfg("b"), word_cfg("c")])
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);
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})
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}
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#[test]
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fn test_parse_ok() {
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let mi = MetaItem {
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name: Symbol::intern("all"),
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node: MetaItemKind::Word,
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span: DUMMY_SP,
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};
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assert_eq!(Cfg::parse(&mi), Ok(word_cfg("all")));
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with_globals(|| {
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let mi = MetaItem {
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name: Symbol::intern("all"),
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node: MetaItemKind::Word,
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span: DUMMY_SP,
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};
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assert_eq!(Cfg::parse(&mi), Ok(word_cfg("all")));
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let mi = MetaItem {
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name: Symbol::intern("all"),
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node: MetaItemKind::NameValue(dummy_spanned(LitKind::Str(
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Symbol::intern("done"),
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StrStyle::Cooked,
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))),
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span: DUMMY_SP,
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};
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assert_eq!(Cfg::parse(&mi), Ok(name_value_cfg("all", "done")));
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let mi = MetaItem {
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name: Symbol::intern("all"),
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node: MetaItemKind::NameValue(dummy_spanned(LitKind::Str(
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Symbol::intern("done"),
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StrStyle::Cooked,
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))),
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span: DUMMY_SP,
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};
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assert_eq!(Cfg::parse(&mi), Ok(name_value_cfg("all", "done")));
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let mi = MetaItem {
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name: Symbol::intern("all"),
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node: MetaItemKind::List(vec![
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dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
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name: Symbol::intern("a"),
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node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(word_cfg("a") & word_cfg("b")));
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("all"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(word_cfg("a") & word_cfg("b")));
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("any"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(word_cfg("a") | word_cfg("b")));
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("any"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(word_cfg("a") | word_cfg("b")));
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(!word_cfg("a")));
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(!word_cfg("a")));
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("any"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("all"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("c"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(!(word_cfg("a") | (word_cfg("b") & word_cfg("c")))));
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("any"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("all"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("c"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(!(word_cfg("a") | (word_cfg("b") & word_cfg("c")))));
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("all"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("c"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(word_cfg("a") & word_cfg("b") & word_cfg("c")));
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("all"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("c"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert_eq!(Cfg::parse(&mi), Ok(word_cfg("a") & word_cfg("b") & word_cfg("c")));
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_parse_err() {
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::NameValue(dummy_spanned(LitKind::Bool(false))),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
with_globals(|| {
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::NameValue(dummy_spanned(LitKind::Bool(false))),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("all"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::List(vec![]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("all"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::List(vec![]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("b"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("any"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::List(vec![]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("any"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("a"),
|
||||
node: MetaItemKind::Word,
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::List(vec![]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::List(vec![]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
let mi = MetaItem {
|
||||
name: Symbol::intern("not"),
|
||||
node: MetaItemKind::List(vec![
|
||||
dummy_spanned(NestedMetaItemKind::MetaItem(MetaItem {
|
||||
name: Symbol::intern("foo"),
|
||||
node: MetaItemKind::List(vec![]),
|
||||
span: DUMMY_SP,
|
||||
})),
|
||||
]),
|
||||
span: DUMMY_SP,
|
||||
};
|
||||
assert!(Cfg::parse(&mi).is_err());
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_render_short_html() {
|
||||
assert_eq!(
|
||||
word_cfg("unix").render_short_html(),
|
||||
"Unix"
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_os", "macos").render_short_html(),
|
||||
"macOS"
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_pointer_width", "16").render_short_html(),
|
||||
"16-bit"
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_endian", "little").render_short_html(),
|
||||
"Little-endian"
|
||||
);
|
||||
assert_eq!(
|
||||
(!word_cfg("windows")).render_short_html(),
|
||||
"Non-Windows"
|
||||
);
|
||||
assert_eq!(
|
||||
(word_cfg("unix") & word_cfg("windows")).render_short_html(),
|
||||
"Unix and Windows"
|
||||
);
|
||||
assert_eq!(
|
||||
(word_cfg("unix") | word_cfg("windows")).render_short_html(),
|
||||
"Unix or Windows"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
word_cfg("unix") & word_cfg("windows") & word_cfg("debug_assertions")
|
||||
).render_short_html(),
|
||||
"Unix and Windows and debug-assertions enabled"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
word_cfg("unix") | word_cfg("windows") | word_cfg("debug_assertions")
|
||||
).render_short_html(),
|
||||
"Unix or Windows or debug-assertions enabled"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
!(word_cfg("unix") | word_cfg("windows") | word_cfg("debug_assertions"))
|
||||
).render_short_html(),
|
||||
"Neither Unix nor Windows nor debug-assertions enabled"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
(word_cfg("unix") & name_value_cfg("target_arch", "x86_64")) |
|
||||
(word_cfg("windows") & name_value_cfg("target_pointer_width", "64"))
|
||||
).render_short_html(),
|
||||
"Unix and x86-64, or Windows and 64-bit"
|
||||
);
|
||||
assert_eq!(
|
||||
(!(word_cfg("unix") & word_cfg("windows"))).render_short_html(),
|
||||
"Not (Unix and Windows)"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
(word_cfg("debug_assertions") | word_cfg("windows")) & word_cfg("unix")
|
||||
).render_short_html(),
|
||||
"(Debug-assertions enabled or Windows) and Unix"
|
||||
);
|
||||
with_globals(|| {
|
||||
assert_eq!(
|
||||
word_cfg("unix").render_short_html(),
|
||||
"Unix"
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_os", "macos").render_short_html(),
|
||||
"macOS"
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_pointer_width", "16").render_short_html(),
|
||||
"16-bit"
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_endian", "little").render_short_html(),
|
||||
"Little-endian"
|
||||
);
|
||||
assert_eq!(
|
||||
(!word_cfg("windows")).render_short_html(),
|
||||
"Non-Windows"
|
||||
);
|
||||
assert_eq!(
|
||||
(word_cfg("unix") & word_cfg("windows")).render_short_html(),
|
||||
"Unix and Windows"
|
||||
);
|
||||
assert_eq!(
|
||||
(word_cfg("unix") | word_cfg("windows")).render_short_html(),
|
||||
"Unix or Windows"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
word_cfg("unix") & word_cfg("windows") & word_cfg("debug_assertions")
|
||||
).render_short_html(),
|
||||
"Unix and Windows and debug-assertions enabled"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
word_cfg("unix") | word_cfg("windows") | word_cfg("debug_assertions")
|
||||
).render_short_html(),
|
||||
"Unix or Windows or debug-assertions enabled"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
!(word_cfg("unix") | word_cfg("windows") | word_cfg("debug_assertions"))
|
||||
).render_short_html(),
|
||||
"Neither Unix nor Windows nor debug-assertions enabled"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
(word_cfg("unix") & name_value_cfg("target_arch", "x86_64")) |
|
||||
(word_cfg("windows") & name_value_cfg("target_pointer_width", "64"))
|
||||
).render_short_html(),
|
||||
"Unix and x86-64, or Windows and 64-bit"
|
||||
);
|
||||
assert_eq!(
|
||||
(!(word_cfg("unix") & word_cfg("windows"))).render_short_html(),
|
||||
"Not (Unix and Windows)"
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
(word_cfg("debug_assertions") | word_cfg("windows")) & word_cfg("unix")
|
||||
).render_short_html(),
|
||||
"(Debug-assertions enabled or Windows) and Unix"
|
||||
);
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_render_long_html() {
|
||||
assert_eq!(
|
||||
word_cfg("unix").render_long_html(),
|
||||
"This is supported on <strong>Unix</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_os", "macos").render_long_html(),
|
||||
"This is supported on <strong>macOS</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_pointer_width", "16").render_long_html(),
|
||||
"This is supported on <strong>16-bit</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_endian", "little").render_long_html(),
|
||||
"This is supported on <strong>little-endian</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(!word_cfg("windows")).render_long_html(),
|
||||
"This is supported on <strong>non-Windows</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(word_cfg("unix") & word_cfg("windows")).render_long_html(),
|
||||
"This is supported on <strong>Unix and Windows</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(word_cfg("unix") | word_cfg("windows")).render_long_html(),
|
||||
"This is supported on <strong>Unix or Windows</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
word_cfg("unix") & word_cfg("windows") & word_cfg("debug_assertions")
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>Unix and Windows and debug-assertions enabled</strong> \
|
||||
only."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
word_cfg("unix") | word_cfg("windows") | word_cfg("debug_assertions")
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>Unix or Windows or debug-assertions enabled</strong> \
|
||||
only."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
!(word_cfg("unix") | word_cfg("windows") | word_cfg("debug_assertions"))
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>neither Unix nor Windows nor debug-assertions \
|
||||
enabled</strong>."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
(word_cfg("unix") & name_value_cfg("target_arch", "x86_64")) |
|
||||
(word_cfg("windows") & name_value_cfg("target_pointer_width", "64"))
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>Unix and x86-64, or Windows and 64-bit</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(!(word_cfg("unix") & word_cfg("windows"))).render_long_html(),
|
||||
"This is supported on <strong>not (Unix and Windows)</strong>."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
(word_cfg("debug_assertions") | word_cfg("windows")) & word_cfg("unix")
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>(debug-assertions enabled or Windows) and Unix</strong> \
|
||||
only."
|
||||
);
|
||||
with_globals(|| {
|
||||
assert_eq!(
|
||||
word_cfg("unix").render_long_html(),
|
||||
"This is supported on <strong>Unix</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_os", "macos").render_long_html(),
|
||||
"This is supported on <strong>macOS</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_pointer_width", "16").render_long_html(),
|
||||
"This is supported on <strong>16-bit</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
name_value_cfg("target_endian", "little").render_long_html(),
|
||||
"This is supported on <strong>little-endian</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(!word_cfg("windows")).render_long_html(),
|
||||
"This is supported on <strong>non-Windows</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(word_cfg("unix") & word_cfg("windows")).render_long_html(),
|
||||
"This is supported on <strong>Unix and Windows</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(word_cfg("unix") | word_cfg("windows")).render_long_html(),
|
||||
"This is supported on <strong>Unix or Windows</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
word_cfg("unix") & word_cfg("windows") & word_cfg("debug_assertions")
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>Unix and Windows and debug-assertions enabled\
|
||||
</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
word_cfg("unix") | word_cfg("windows") | word_cfg("debug_assertions")
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>Unix or Windows or debug-assertions enabled\
|
||||
</strong> only."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
!(word_cfg("unix") | word_cfg("windows") | word_cfg("debug_assertions"))
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>neither Unix nor Windows nor debug-assertions \
|
||||
enabled</strong>."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
(word_cfg("unix") & name_value_cfg("target_arch", "x86_64")) |
|
||||
(word_cfg("windows") & name_value_cfg("target_pointer_width", "64"))
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>Unix and x86-64, or Windows and 64-bit</strong> \
|
||||
only."
|
||||
);
|
||||
assert_eq!(
|
||||
(!(word_cfg("unix") & word_cfg("windows"))).render_long_html(),
|
||||
"This is supported on <strong>not (Unix and Windows)</strong>."
|
||||
);
|
||||
assert_eq!(
|
||||
(
|
||||
(word_cfg("debug_assertions") | word_cfg("windows")) & word_cfg("unix")
|
||||
).render_long_html(),
|
||||
"This is supported on <strong>(debug-assertions enabled or Windows) and Unix\
|
||||
</strong> only."
|
||||
);
|
||||
})
|
||||
}
|
||||
}
|
||||
|
|
|
@ -102,7 +102,9 @@ pub fn main() {
|
|||
const STACK_SIZE: usize = 32_000_000; // 32MB
|
||||
env_logger::init();
|
||||
let res = std::thread::Builder::new().stack_size(STACK_SIZE).spawn(move || {
|
||||
get_args().map(|args| main_args(&args)).unwrap_or(1)
|
||||
syntax::with_globals(move || {
|
||||
get_args().map(|args| main_args(&args)).unwrap_or(1)
|
||||
})
|
||||
}).unwrap().join().unwrap_or(101);
|
||||
process::exit(res as i32);
|
||||
}
|
||||
|
@ -554,7 +556,8 @@ where R: 'static + Send, F: 'static + Send + FnOnce(Output) -> R {
|
|||
});
|
||||
|
||||
let (tx, rx) = channel();
|
||||
rustc_driver::monitor(move || {
|
||||
|
||||
rustc_driver::monitor(move || syntax::with_globals(move || {
|
||||
use rustc::session::config::Input;
|
||||
|
||||
let (mut krate, renderinfo) =
|
||||
|
@ -623,7 +626,7 @@ where R: 'static + Send, F: 'static + Send + FnOnce(Output) -> R {
|
|||
let krate = pm.run_plugins(krate);
|
||||
|
||||
tx.send(f(Output { krate: krate, renderinfo: renderinfo, passes: passes })).unwrap();
|
||||
});
|
||||
}));
|
||||
rx.recv().unwrap()
|
||||
}
|
||||
|
||||
|
|
|
@ -35,6 +35,7 @@ use rustc_resolve::MakeGlobMap;
|
|||
use syntax::ast;
|
||||
use syntax::codemap::CodeMap;
|
||||
use syntax::feature_gate::UnstableFeatures;
|
||||
use syntax::with_globals;
|
||||
use syntax_pos::{BytePos, DUMMY_SP, Pos, Span, FileName};
|
||||
use errors;
|
||||
use errors::emitter::ColorConfig;
|
||||
|
@ -518,7 +519,7 @@ impl Collector {
|
|||
let panic = io::set_panic(None);
|
||||
let print = io::set_print(None);
|
||||
match {
|
||||
rustc_driver::in_rustc_thread(move || {
|
||||
rustc_driver::in_rustc_thread(move || with_globals(move || {
|
||||
io::set_panic(panic);
|
||||
io::set_print(print);
|
||||
run_test(&test,
|
||||
|
@ -536,7 +537,7 @@ impl Collector {
|
|||
&opts,
|
||||
maybe_sysroot,
|
||||
linker)
|
||||
})
|
||||
}))
|
||||
} {
|
||||
Ok(()) => (),
|
||||
Err(err) => panic::resume_unwind(err),
|
||||
|
|
|
@ -12,6 +12,7 @@ crate-type = ["dylib"]
|
|||
bitflags = "1.0"
|
||||
serialize = { path = "../libserialize" }
|
||||
log = "0.4"
|
||||
scoped-tls = "0.1"
|
||||
syntax_pos = { path = "../libsyntax_pos" }
|
||||
rustc_cratesio_shim = { path = "../librustc_cratesio_shim" }
|
||||
rustc_errors = { path = "../librustc_errors" }
|
||||
|
|
|
@ -30,15 +30,10 @@ use ptr::P;
|
|||
use symbol::Symbol;
|
||||
use tokenstream::{TokenStream, TokenTree, Delimited};
|
||||
use util::ThinVec;
|
||||
use GLOBALS;
|
||||
|
||||
use std::cell::RefCell;
|
||||
use std::iter;
|
||||
|
||||
thread_local! {
|
||||
static USED_ATTRS: RefCell<Vec<u64>> = RefCell::new(Vec::new());
|
||||
static KNOWN_ATTRS: RefCell<Vec<u64>> = RefCell::new(Vec::new());
|
||||
}
|
||||
|
||||
enum AttrError {
|
||||
MultipleItem(Name),
|
||||
UnknownMetaItem(Name),
|
||||
|
@ -65,22 +60,24 @@ fn handle_errors(diag: &Handler, span: Span, error: AttrError) {
|
|||
pub fn mark_used(attr: &Attribute) {
|
||||
debug!("Marking {:?} as used.", attr);
|
||||
let AttrId(id) = attr.id;
|
||||
USED_ATTRS.with(|slot| {
|
||||
GLOBALS.with(|globals| {
|
||||
let mut slot = globals.used_attrs.lock();
|
||||
let idx = (id / 64) as usize;
|
||||
let shift = id % 64;
|
||||
if slot.borrow().len() <= idx {
|
||||
slot.borrow_mut().resize(idx + 1, 0);
|
||||
if slot.len() <= idx {
|
||||
slot.resize(idx + 1, 0);
|
||||
}
|
||||
slot.borrow_mut()[idx] |= 1 << shift;
|
||||
slot[idx] |= 1 << shift;
|
||||
});
|
||||
}
|
||||
|
||||
pub fn is_used(attr: &Attribute) -> bool {
|
||||
let AttrId(id) = attr.id;
|
||||
USED_ATTRS.with(|slot| {
|
||||
GLOBALS.with(|globals| {
|
||||
let slot = globals.used_attrs.lock();
|
||||
let idx = (id / 64) as usize;
|
||||
let shift = id % 64;
|
||||
slot.borrow().get(idx).map(|bits| bits & (1 << shift) != 0)
|
||||
slot.get(idx).map(|bits| bits & (1 << shift) != 0)
|
||||
.unwrap_or(false)
|
||||
})
|
||||
}
|
||||
|
@ -88,22 +85,24 @@ pub fn is_used(attr: &Attribute) -> bool {
|
|||
pub fn mark_known(attr: &Attribute) {
|
||||
debug!("Marking {:?} as known.", attr);
|
||||
let AttrId(id) = attr.id;
|
||||
KNOWN_ATTRS.with(|slot| {
|
||||
GLOBALS.with(|globals| {
|
||||
let mut slot = globals.known_attrs.lock();
|
||||
let idx = (id / 64) as usize;
|
||||
let shift = id % 64;
|
||||
if slot.borrow().len() <= idx {
|
||||
slot.borrow_mut().resize(idx + 1, 0);
|
||||
if slot.len() <= idx {
|
||||
slot.resize(idx + 1, 0);
|
||||
}
|
||||
slot.borrow_mut()[idx] |= 1 << shift;
|
||||
slot[idx] |= 1 << shift;
|
||||
});
|
||||
}
|
||||
|
||||
pub fn is_known(attr: &Attribute) -> bool {
|
||||
let AttrId(id) = attr.id;
|
||||
KNOWN_ATTRS.with(|slot| {
|
||||
GLOBALS.with(|globals| {
|
||||
let slot = globals.known_attrs.lock();
|
||||
let idx = (id / 64) as usize;
|
||||
let shift = id % 64;
|
||||
slot.borrow().get(idx).map(|bits| bits & (1 << shift) != 0)
|
||||
slot.get(idx).map(|bits| bits & (1 << shift) != 0)
|
||||
.unwrap_or(false)
|
||||
})
|
||||
}
|
||||
|
|
|
@ -1386,6 +1386,7 @@ mod tests {
|
|||
use util::parser_testing::{string_to_crate, matches_codepattern};
|
||||
use print::pprust;
|
||||
use fold;
|
||||
use with_globals;
|
||||
use super::*;
|
||||
|
||||
// this version doesn't care about getting comments or docstrings in.
|
||||
|
@ -1423,28 +1424,32 @@ mod tests {
|
|||
|
||||
// make sure idents get transformed everywhere
|
||||
#[test] fn ident_transformation () {
|
||||
let mut zz_fold = ToZzIdentFolder;
|
||||
let ast = string_to_crate(
|
||||
"#[a] mod b {fn c (d : e, f : g) {h!(i,j,k);l;m}}".to_string());
|
||||
let folded_crate = zz_fold.fold_crate(ast);
|
||||
assert_pred!(
|
||||
matches_codepattern,
|
||||
"matches_codepattern",
|
||||
pprust::to_string(|s| fake_print_crate(s, &folded_crate)),
|
||||
"#[zz]mod zz{fn zz(zz:zz,zz:zz){zz!(zz,zz,zz);zz;zz}}".to_string());
|
||||
with_globals(|| {
|
||||
let mut zz_fold = ToZzIdentFolder;
|
||||
let ast = string_to_crate(
|
||||
"#[a] mod b {fn c (d : e, f : g) {h!(i,j,k);l;m}}".to_string());
|
||||
let folded_crate = zz_fold.fold_crate(ast);
|
||||
assert_pred!(
|
||||
matches_codepattern,
|
||||
"matches_codepattern",
|
||||
pprust::to_string(|s| fake_print_crate(s, &folded_crate)),
|
||||
"#[zz]mod zz{fn zz(zz:zz,zz:zz){zz!(zz,zz,zz);zz;zz}}".to_string());
|
||||
})
|
||||
}
|
||||
|
||||
// even inside macro defs....
|
||||
#[test] fn ident_transformation_in_defs () {
|
||||
let mut zz_fold = ToZzIdentFolder;
|
||||
let ast = string_to_crate(
|
||||
"macro_rules! a {(b $c:expr $(d $e:token)f+ => \
|
||||
(g $(d $d $e)+))} ".to_string());
|
||||
let folded_crate = zz_fold.fold_crate(ast);
|
||||
assert_pred!(
|
||||
matches_codepattern,
|
||||
"matches_codepattern",
|
||||
pprust::to_string(|s| fake_print_crate(s, &folded_crate)),
|
||||
"macro_rules! zz((zz$zz:zz$(zz $zz:zz)zz+=>(zz$(zz$zz$zz)+)));".to_string());
|
||||
with_globals(|| {
|
||||
let mut zz_fold = ToZzIdentFolder;
|
||||
let ast = string_to_crate(
|
||||
"macro_rules! a {(b $c:expr $(d $e:token)f+ => \
|
||||
(g $(d $d $e)+))} ".to_string());
|
||||
let folded_crate = zz_fold.fold_crate(ast);
|
||||
assert_pred!(
|
||||
matches_codepattern,
|
||||
"matches_codepattern",
|
||||
pprust::to_string(|s| fake_print_crate(s, &folded_crate)),
|
||||
"macro_rules! zz((zz$zz:zz$(zz $zz:zz)zz+=>(zz$(zz$zz$zz)+)));".to_string());
|
||||
})
|
||||
}
|
||||
}
|
||||
|
|
|
@ -39,9 +39,12 @@ extern crate std_unicode;
|
|||
pub extern crate rustc_errors as errors;
|
||||
extern crate syntax_pos;
|
||||
extern crate rustc_data_structures;
|
||||
#[macro_use] extern crate scoped_tls;
|
||||
|
||||
extern crate serialize as rustc_serialize; // used by deriving
|
||||
|
||||
use rustc_data_structures::sync::Lock;
|
||||
|
||||
// A variant of 'try!' that panics on an Err. This is used as a crutch on the
|
||||
// way towards a non-panic!-prone parser. It should be used for fatal parsing
|
||||
// errors; eventually we plan to convert all code using panictry to just use
|
||||
|
@ -72,6 +75,33 @@ macro_rules! unwrap_or {
|
|||
}
|
||||
}
|
||||
|
||||
struct Globals {
|
||||
used_attrs: Lock<Vec<u64>>,
|
||||
known_attrs: Lock<Vec<u64>>,
|
||||
syntax_pos_globals: syntax_pos::Globals,
|
||||
}
|
||||
|
||||
impl Globals {
|
||||
fn new() -> Globals {
|
||||
Globals {
|
||||
used_attrs: Lock::new(Vec::new()),
|
||||
known_attrs: Lock::new(Vec::new()),
|
||||
syntax_pos_globals: syntax_pos::Globals::new(),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub fn with_globals<F, R>(f: F) -> R
|
||||
where F: FnOnce() -> R
|
||||
{
|
||||
let globals = Globals::new();
|
||||
GLOBALS.set(&globals, || {
|
||||
syntax_pos::GLOBALS.set(&globals.syntax_pos_globals, f)
|
||||
})
|
||||
}
|
||||
|
||||
scoped_thread_local!(static GLOBALS: Globals);
|
||||
|
||||
#[macro_use]
|
||||
pub mod diagnostics {
|
||||
#[macro_use]
|
||||
|
|
|
@ -1766,6 +1766,7 @@ mod tests {
|
|||
use std::path::PathBuf;
|
||||
use diagnostics::plugin::ErrorMap;
|
||||
use rustc_data_structures::sync::Lock;
|
||||
use with_globals;
|
||||
fn mk_sess(cm: Lrc<CodeMap>) -> ParseSess {
|
||||
let emitter = errors::emitter::EmitterWriter::new(Box::new(io::sink()),
|
||||
Some(cm.clone()),
|
||||
|
@ -1794,33 +1795,35 @@ mod tests {
|
|||
|
||||
#[test]
|
||||
fn t1() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
let mut string_reader = setup(&cm,
|
||||
&sh,
|
||||
"/* my source file */ fn main() { println!(\"zebra\"); }\n"
|
||||
.to_string());
|
||||
let id = Ident::from_str("fn");
|
||||
assert_eq!(string_reader.next_token().tok, token::Comment);
|
||||
assert_eq!(string_reader.next_token().tok, token::Whitespace);
|
||||
let tok1 = string_reader.next_token();
|
||||
let tok2 = TokenAndSpan {
|
||||
tok: token::Ident(id),
|
||||
sp: Span::new(BytePos(21), BytePos(23), NO_EXPANSION),
|
||||
};
|
||||
assert_eq!(tok1, tok2);
|
||||
assert_eq!(string_reader.next_token().tok, token::Whitespace);
|
||||
// the 'main' id is already read:
|
||||
assert_eq!(string_reader.pos.clone(), BytePos(28));
|
||||
// read another token:
|
||||
let tok3 = string_reader.next_token();
|
||||
let tok4 = TokenAndSpan {
|
||||
tok: token::Ident(Ident::from_str("main")),
|
||||
sp: Span::new(BytePos(24), BytePos(28), NO_EXPANSION),
|
||||
};
|
||||
assert_eq!(tok3, tok4);
|
||||
// the lparen is already read:
|
||||
assert_eq!(string_reader.pos.clone(), BytePos(29))
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
let mut string_reader = setup(&cm,
|
||||
&sh,
|
||||
"/* my source file */ fn main() { println!(\"zebra\"); }\n"
|
||||
.to_string());
|
||||
let id = Ident::from_str("fn");
|
||||
assert_eq!(string_reader.next_token().tok, token::Comment);
|
||||
assert_eq!(string_reader.next_token().tok, token::Whitespace);
|
||||
let tok1 = string_reader.next_token();
|
||||
let tok2 = TokenAndSpan {
|
||||
tok: token::Ident(id),
|
||||
sp: Span::new(BytePos(21), BytePos(23), NO_EXPANSION),
|
||||
};
|
||||
assert_eq!(tok1, tok2);
|
||||
assert_eq!(string_reader.next_token().tok, token::Whitespace);
|
||||
// the 'main' id is already read:
|
||||
assert_eq!(string_reader.pos.clone(), BytePos(28));
|
||||
// read another token:
|
||||
let tok3 = string_reader.next_token();
|
||||
let tok4 = TokenAndSpan {
|
||||
tok: token::Ident(Ident::from_str("main")),
|
||||
sp: Span::new(BytePos(24), BytePos(28), NO_EXPANSION),
|
||||
};
|
||||
assert_eq!(tok3, tok4);
|
||||
// the lparen is already read:
|
||||
assert_eq!(string_reader.pos.clone(), BytePos(29))
|
||||
})
|
||||
}
|
||||
|
||||
// check that the given reader produces the desired stream
|
||||
|
@ -1838,113 +1841,133 @@ mod tests {
|
|||
|
||||
#[test]
|
||||
fn doublecolonparsing() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
check_tokenization(setup(&cm, &sh, "a b".to_string()),
|
||||
vec![mk_ident("a"), token::Whitespace, mk_ident("b")]);
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
check_tokenization(setup(&cm, &sh, "a b".to_string()),
|
||||
vec![mk_ident("a"), token::Whitespace, mk_ident("b")]);
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn dcparsing_2() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
check_tokenization(setup(&cm, &sh, "a::b".to_string()),
|
||||
vec![mk_ident("a"), token::ModSep, mk_ident("b")]);
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
check_tokenization(setup(&cm, &sh, "a::b".to_string()),
|
||||
vec![mk_ident("a"), token::ModSep, mk_ident("b")]);
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn dcparsing_3() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
check_tokenization(setup(&cm, &sh, "a ::b".to_string()),
|
||||
vec![mk_ident("a"), token::Whitespace, token::ModSep, mk_ident("b")]);
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
check_tokenization(setup(&cm, &sh, "a ::b".to_string()),
|
||||
vec![mk_ident("a"), token::Whitespace, token::ModSep, mk_ident("b")]);
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn dcparsing_4() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
check_tokenization(setup(&cm, &sh, "a:: b".to_string()),
|
||||
vec![mk_ident("a"), token::ModSep, token::Whitespace, mk_ident("b")]);
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
check_tokenization(setup(&cm, &sh, "a:: b".to_string()),
|
||||
vec![mk_ident("a"), token::ModSep, token::Whitespace, mk_ident("b")]);
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn character_a() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "'a'".to_string()).next_token().tok,
|
||||
token::Literal(token::Char(Symbol::intern("a")), None));
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "'a'".to_string()).next_token().tok,
|
||||
token::Literal(token::Char(Symbol::intern("a")), None));
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn character_space() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "' '".to_string()).next_token().tok,
|
||||
token::Literal(token::Char(Symbol::intern(" ")), None));
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "' '".to_string()).next_token().tok,
|
||||
token::Literal(token::Char(Symbol::intern(" ")), None));
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn character_escaped() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "'\\n'".to_string()).next_token().tok,
|
||||
token::Literal(token::Char(Symbol::intern("\\n")), None));
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "'\\n'".to_string()).next_token().tok,
|
||||
token::Literal(token::Char(Symbol::intern("\\n")), None));
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn lifetime_name() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "'abc".to_string()).next_token().tok,
|
||||
token::Lifetime(Ident::from_str("'abc")));
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "'abc".to_string()).next_token().tok,
|
||||
token::Lifetime(Ident::from_str("'abc")));
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn raw_string() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "r###\"\"#a\\b\x00c\"\"###".to_string())
|
||||
.next_token()
|
||||
.tok,
|
||||
token::Literal(token::StrRaw(Symbol::intern("\"#a\\b\x00c\""), 3), None));
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
assert_eq!(setup(&cm, &sh, "r###\"\"#a\\b\x00c\"\"###".to_string())
|
||||
.next_token()
|
||||
.tok,
|
||||
token::Literal(token::StrRaw(Symbol::intern("\"#a\\b\x00c\""), 3), None));
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn literal_suffixes() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
macro_rules! test {
|
||||
($input: expr, $tok_type: ident, $tok_contents: expr) => {{
|
||||
assert_eq!(setup(&cm, &sh, format!("{}suffix", $input)).next_token().tok,
|
||||
token::Literal(token::$tok_type(Symbol::intern($tok_contents)),
|
||||
Some(Symbol::intern("suffix"))));
|
||||
// with a whitespace separator:
|
||||
assert_eq!(setup(&cm, &sh, format!("{} suffix", $input)).next_token().tok,
|
||||
token::Literal(token::$tok_type(Symbol::intern($tok_contents)),
|
||||
None));
|
||||
}}
|
||||
}
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
macro_rules! test {
|
||||
($input: expr, $tok_type: ident, $tok_contents: expr) => {{
|
||||
assert_eq!(setup(&cm, &sh, format!("{}suffix", $input)).next_token().tok,
|
||||
token::Literal(token::$tok_type(Symbol::intern($tok_contents)),
|
||||
Some(Symbol::intern("suffix"))));
|
||||
// with a whitespace separator:
|
||||
assert_eq!(setup(&cm, &sh, format!("{} suffix", $input)).next_token().tok,
|
||||
token::Literal(token::$tok_type(Symbol::intern($tok_contents)),
|
||||
None));
|
||||
}}
|
||||
}
|
||||
|
||||
test!("'a'", Char, "a");
|
||||
test!("b'a'", Byte, "a");
|
||||
test!("\"a\"", Str_, "a");
|
||||
test!("b\"a\"", ByteStr, "a");
|
||||
test!("1234", Integer, "1234");
|
||||
test!("0b101", Integer, "0b101");
|
||||
test!("0xABC", Integer, "0xABC");
|
||||
test!("1.0", Float, "1.0");
|
||||
test!("1.0e10", Float, "1.0e10");
|
||||
test!("'a'", Char, "a");
|
||||
test!("b'a'", Byte, "a");
|
||||
test!("\"a\"", Str_, "a");
|
||||
test!("b\"a\"", ByteStr, "a");
|
||||
test!("1234", Integer, "1234");
|
||||
test!("0b101", Integer, "0b101");
|
||||
test!("0xABC", Integer, "0xABC");
|
||||
test!("1.0", Float, "1.0");
|
||||
test!("1.0e10", Float, "1.0e10");
|
||||
|
||||
assert_eq!(setup(&cm, &sh, "2us".to_string()).next_token().tok,
|
||||
token::Literal(token::Integer(Symbol::intern("2")),
|
||||
Some(Symbol::intern("us"))));
|
||||
assert_eq!(setup(&cm, &sh, "r###\"raw\"###suffix".to_string()).next_token().tok,
|
||||
token::Literal(token::StrRaw(Symbol::intern("raw"), 3),
|
||||
Some(Symbol::intern("suffix"))));
|
||||
assert_eq!(setup(&cm, &sh, "br###\"raw\"###suffix".to_string()).next_token().tok,
|
||||
token::Literal(token::ByteStrRaw(Symbol::intern("raw"), 3),
|
||||
Some(Symbol::intern("suffix"))));
|
||||
assert_eq!(setup(&cm, &sh, "2us".to_string()).next_token().tok,
|
||||
token::Literal(token::Integer(Symbol::intern("2")),
|
||||
Some(Symbol::intern("us"))));
|
||||
assert_eq!(setup(&cm, &sh, "r###\"raw\"###suffix".to_string()).next_token().tok,
|
||||
token::Literal(token::StrRaw(Symbol::intern("raw"), 3),
|
||||
Some(Symbol::intern("suffix"))));
|
||||
assert_eq!(setup(&cm, &sh, "br###\"raw\"###suffix".to_string()).next_token().tok,
|
||||
token::Literal(token::ByteStrRaw(Symbol::intern("raw"), 3),
|
||||
Some(Symbol::intern("suffix"))));
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
|
@ -1956,27 +1979,31 @@ mod tests {
|
|||
|
||||
#[test]
|
||||
fn nested_block_comments() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
let mut lexer = setup(&cm, &sh, "/* /* */ */'a'".to_string());
|
||||
match lexer.next_token().tok {
|
||||
token::Comment => {}
|
||||
_ => panic!("expected a comment!"),
|
||||
}
|
||||
assert_eq!(lexer.next_token().tok,
|
||||
token::Literal(token::Char(Symbol::intern("a")), None));
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
let mut lexer = setup(&cm, &sh, "/* /* */ */'a'".to_string());
|
||||
match lexer.next_token().tok {
|
||||
token::Comment => {}
|
||||
_ => panic!("expected a comment!"),
|
||||
}
|
||||
assert_eq!(lexer.next_token().tok,
|
||||
token::Literal(token::Char(Symbol::intern("a")), None));
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn crlf_comments() {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
let mut lexer = setup(&cm, &sh, "// test\r\n/// test\r\n".to_string());
|
||||
let comment = lexer.next_token();
|
||||
assert_eq!(comment.tok, token::Comment);
|
||||
assert_eq!((comment.sp.lo(), comment.sp.hi()), (BytePos(0), BytePos(7)));
|
||||
assert_eq!(lexer.next_token().tok, token::Whitespace);
|
||||
assert_eq!(lexer.next_token().tok,
|
||||
token::DocComment(Symbol::intern("/// test")));
|
||||
with_globals(|| {
|
||||
let cm = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
let sh = mk_sess(cm.clone());
|
||||
let mut lexer = setup(&cm, &sh, "// test\r\n/// test\r\n".to_string());
|
||||
let comment = lexer.next_token();
|
||||
assert_eq!(comment.tok, token::Comment);
|
||||
assert_eq!((comment.sp.lo(), comment.sp.hi()), (BytePos(0), BytePos(7)));
|
||||
assert_eq!(lexer.next_token().tok, token::Whitespace);
|
||||
assert_eq!(lexer.next_token().tok,
|
||||
token::DocComment(Symbol::intern("/// test")));
|
||||
})
|
||||
}
|
||||
}
|
||||
|
|
|
@ -680,6 +680,7 @@ mod tests {
|
|||
use util::parser_testing::{string_to_stream, string_to_parser};
|
||||
use util::parser_testing::{string_to_expr, string_to_item, string_to_stmt};
|
||||
use util::ThinVec;
|
||||
use with_globals;
|
||||
|
||||
// produce a syntax_pos::span
|
||||
fn sp(a: u32, b: u32) -> Span {
|
||||
|
@ -691,156 +692,170 @@ mod tests {
|
|||
}
|
||||
|
||||
#[test] fn path_exprs_1() {
|
||||
assert!(string_to_expr("a".to_string()) ==
|
||||
P(ast::Expr{
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: ast::ExprKind::Path(None, ast::Path {
|
||||
with_globals(|| {
|
||||
assert!(string_to_expr("a".to_string()) ==
|
||||
P(ast::Expr{
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: ast::ExprKind::Path(None, ast::Path {
|
||||
span: sp(0, 1),
|
||||
segments: vec![str2seg("a", 0, 1)],
|
||||
}),
|
||||
span: sp(0, 1),
|
||||
segments: vec![str2seg("a", 0, 1)],
|
||||
}),
|
||||
span: sp(0, 1),
|
||||
attrs: ThinVec::new(),
|
||||
}))
|
||||
attrs: ThinVec::new(),
|
||||
}))
|
||||
})
|
||||
}
|
||||
|
||||
#[test] fn path_exprs_2 () {
|
||||
assert!(string_to_expr("::a::b".to_string()) ==
|
||||
P(ast::Expr {
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: ast::ExprKind::Path(None, ast::Path {
|
||||
with_globals(|| {
|
||||
assert!(string_to_expr("::a::b".to_string()) ==
|
||||
P(ast::Expr {
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: ast::ExprKind::Path(None, ast::Path {
|
||||
span: sp(0, 6),
|
||||
segments: vec![ast::PathSegment::crate_root(sp(0, 2)),
|
||||
str2seg("a", 2, 3),
|
||||
str2seg("b", 5, 6)]
|
||||
}),
|
||||
span: sp(0, 6),
|
||||
segments: vec![ast::PathSegment::crate_root(sp(0, 2)),
|
||||
str2seg("a", 2, 3),
|
||||
str2seg("b", 5, 6)]
|
||||
}),
|
||||
span: sp(0, 6),
|
||||
attrs: ThinVec::new(),
|
||||
}))
|
||||
attrs: ThinVec::new(),
|
||||
}))
|
||||
})
|
||||
}
|
||||
|
||||
#[should_panic]
|
||||
#[test] fn bad_path_expr_1() {
|
||||
string_to_expr("::abc::def::return".to_string());
|
||||
with_globals(|| {
|
||||
string_to_expr("::abc::def::return".to_string());
|
||||
})
|
||||
}
|
||||
|
||||
// check the token-tree-ization of macros
|
||||
#[test]
|
||||
fn string_to_tts_macro () {
|
||||
let tts: Vec<_> =
|
||||
string_to_stream("macro_rules! zip (($a)=>($a))".to_string()).trees().collect();
|
||||
let tts: &[TokenTree] = &tts[..];
|
||||
with_globals(|| {
|
||||
let tts: Vec<_> =
|
||||
string_to_stream("macro_rules! zip (($a)=>($a))".to_string()).trees().collect();
|
||||
let tts: &[TokenTree] = &tts[..];
|
||||
|
||||
match (tts.len(), tts.get(0), tts.get(1), tts.get(2), tts.get(3)) {
|
||||
(
|
||||
4,
|
||||
Some(&TokenTree::Token(_, token::Ident(name_macro_rules))),
|
||||
Some(&TokenTree::Token(_, token::Not)),
|
||||
Some(&TokenTree::Token(_, token::Ident(name_zip))),
|
||||
Some(&TokenTree::Delimited(_, ref macro_delimed)),
|
||||
)
|
||||
if name_macro_rules.name == "macro_rules"
|
||||
&& name_zip.name == "zip" => {
|
||||
let tts = ¯o_delimed.stream().trees().collect::<Vec<_>>();
|
||||
match (tts.len(), tts.get(0), tts.get(1), tts.get(2)) {
|
||||
(
|
||||
3,
|
||||
Some(&TokenTree::Delimited(_, ref first_delimed)),
|
||||
Some(&TokenTree::Token(_, token::FatArrow)),
|
||||
Some(&TokenTree::Delimited(_, ref second_delimed)),
|
||||
)
|
||||
if macro_delimed.delim == token::Paren => {
|
||||
let tts = &first_delimed.stream().trees().collect::<Vec<_>>();
|
||||
match (tts.len(), tts.get(0), tts.get(1)) {
|
||||
(
|
||||
2,
|
||||
Some(&TokenTree::Token(_, token::Dollar)),
|
||||
Some(&TokenTree::Token(_, token::Ident(ident))),
|
||||
)
|
||||
if first_delimed.delim == token::Paren && ident.name == "a" => {},
|
||||
_ => panic!("value 3: {:?}", *first_delimed),
|
||||
}
|
||||
let tts = &second_delimed.stream().trees().collect::<Vec<_>>();
|
||||
match (tts.len(), tts.get(0), tts.get(1)) {
|
||||
(
|
||||
2,
|
||||
Some(&TokenTree::Token(_, token::Dollar)),
|
||||
Some(&TokenTree::Token(_, token::Ident(ident))),
|
||||
)
|
||||
if second_delimed.delim == token::Paren
|
||||
&& ident.name == "a" => {},
|
||||
_ => panic!("value 4: {:?}", *second_delimed),
|
||||
}
|
||||
},
|
||||
_ => panic!("value 2: {:?}", *macro_delimed),
|
||||
}
|
||||
},
|
||||
_ => panic!("value: {:?}",tts),
|
||||
}
|
||||
match (tts.len(), tts.get(0), tts.get(1), tts.get(2), tts.get(3)) {
|
||||
(
|
||||
4,
|
||||
Some(&TokenTree::Token(_, token::Ident(name_macro_rules))),
|
||||
Some(&TokenTree::Token(_, token::Not)),
|
||||
Some(&TokenTree::Token(_, token::Ident(name_zip))),
|
||||
Some(&TokenTree::Delimited(_, ref macro_delimed)),
|
||||
)
|
||||
if name_macro_rules.name == "macro_rules"
|
||||
&& name_zip.name == "zip" => {
|
||||
let tts = ¯o_delimed.stream().trees().collect::<Vec<_>>();
|
||||
match (tts.len(), tts.get(0), tts.get(1), tts.get(2)) {
|
||||
(
|
||||
3,
|
||||
Some(&TokenTree::Delimited(_, ref first_delimed)),
|
||||
Some(&TokenTree::Token(_, token::FatArrow)),
|
||||
Some(&TokenTree::Delimited(_, ref second_delimed)),
|
||||
)
|
||||
if macro_delimed.delim == token::Paren => {
|
||||
let tts = &first_delimed.stream().trees().collect::<Vec<_>>();
|
||||
match (tts.len(), tts.get(0), tts.get(1)) {
|
||||
(
|
||||
2,
|
||||
Some(&TokenTree::Token(_, token::Dollar)),
|
||||
Some(&TokenTree::Token(_, token::Ident(ident))),
|
||||
)
|
||||
if first_delimed.delim == token::Paren && ident.name == "a" => {},
|
||||
_ => panic!("value 3: {:?}", *first_delimed),
|
||||
}
|
||||
let tts = &second_delimed.stream().trees().collect::<Vec<_>>();
|
||||
match (tts.len(), tts.get(0), tts.get(1)) {
|
||||
(
|
||||
2,
|
||||
Some(&TokenTree::Token(_, token::Dollar)),
|
||||
Some(&TokenTree::Token(_, token::Ident(ident))),
|
||||
)
|
||||
if second_delimed.delim == token::Paren
|
||||
&& ident.name == "a" => {},
|
||||
_ => panic!("value 4: {:?}", *second_delimed),
|
||||
}
|
||||
},
|
||||
_ => panic!("value 2: {:?}", *macro_delimed),
|
||||
}
|
||||
},
|
||||
_ => panic!("value: {:?}",tts),
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn string_to_tts_1() {
|
||||
let tts = string_to_stream("fn a (b : i32) { b; }".to_string());
|
||||
with_globals(|| {
|
||||
let tts = string_to_stream("fn a (b : i32) { b; }".to_string());
|
||||
|
||||
let expected = TokenStream::concat(vec![
|
||||
TokenTree::Token(sp(0, 2), token::Ident(Ident::from_str("fn"))).into(),
|
||||
TokenTree::Token(sp(3, 4), token::Ident(Ident::from_str("a"))).into(),
|
||||
TokenTree::Delimited(
|
||||
sp(5, 14),
|
||||
tokenstream::Delimited {
|
||||
delim: token::DelimToken::Paren,
|
||||
tts: TokenStream::concat(vec![
|
||||
TokenTree::Token(sp(6, 7), token::Ident(Ident::from_str("b"))).into(),
|
||||
TokenTree::Token(sp(8, 9), token::Colon).into(),
|
||||
TokenTree::Token(sp(10, 13), token::Ident(Ident::from_str("i32"))).into(),
|
||||
]).into(),
|
||||
}).into(),
|
||||
TokenTree::Delimited(
|
||||
sp(15, 21),
|
||||
tokenstream::Delimited {
|
||||
delim: token::DelimToken::Brace,
|
||||
tts: TokenStream::concat(vec![
|
||||
TokenTree::Token(sp(17, 18), token::Ident(Ident::from_str("b"))).into(),
|
||||
TokenTree::Token(sp(18, 19), token::Semi).into(),
|
||||
]).into(),
|
||||
}).into()
|
||||
]);
|
||||
let expected = TokenStream::concat(vec![
|
||||
TokenTree::Token(sp(0, 2), token::Ident(Ident::from_str("fn"))).into(),
|
||||
TokenTree::Token(sp(3, 4), token::Ident(Ident::from_str("a"))).into(),
|
||||
TokenTree::Delimited(
|
||||
sp(5, 14),
|
||||
tokenstream::Delimited {
|
||||
delim: token::DelimToken::Paren,
|
||||
tts: TokenStream::concat(vec![
|
||||
TokenTree::Token(sp(6, 7), token::Ident(Ident::from_str("b"))).into(),
|
||||
TokenTree::Token(sp(8, 9), token::Colon).into(),
|
||||
TokenTree::Token(sp(10, 13),
|
||||
token::Ident(Ident::from_str("i32"))).into(),
|
||||
]).into(),
|
||||
}).into(),
|
||||
TokenTree::Delimited(
|
||||
sp(15, 21),
|
||||
tokenstream::Delimited {
|
||||
delim: token::DelimToken::Brace,
|
||||
tts: TokenStream::concat(vec![
|
||||
TokenTree::Token(sp(17, 18), token::Ident(Ident::from_str("b"))).into(),
|
||||
TokenTree::Token(sp(18, 19), token::Semi).into(),
|
||||
]).into(),
|
||||
}).into()
|
||||
]);
|
||||
|
||||
assert_eq!(tts, expected);
|
||||
assert_eq!(tts, expected);
|
||||
})
|
||||
}
|
||||
|
||||
#[test] fn ret_expr() {
|
||||
assert!(string_to_expr("return d".to_string()) ==
|
||||
P(ast::Expr{
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node:ast::ExprKind::Ret(Some(P(ast::Expr{
|
||||
with_globals(|| {
|
||||
assert!(string_to_expr("return d".to_string()) ==
|
||||
P(ast::Expr{
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node:ast::ExprKind::Path(None, ast::Path{
|
||||
span: sp(7, 8),
|
||||
segments: vec![str2seg("d", 7, 8)],
|
||||
}),
|
||||
span:sp(7,8),
|
||||
node:ast::ExprKind::Ret(Some(P(ast::Expr{
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node:ast::ExprKind::Path(None, ast::Path{
|
||||
span: sp(7, 8),
|
||||
segments: vec![str2seg("d", 7, 8)],
|
||||
}),
|
||||
span:sp(7,8),
|
||||
attrs: ThinVec::new(),
|
||||
}))),
|
||||
span:sp(0,8),
|
||||
attrs: ThinVec::new(),
|
||||
}))),
|
||||
span:sp(0,8),
|
||||
attrs: ThinVec::new(),
|
||||
}))
|
||||
}))
|
||||
})
|
||||
}
|
||||
|
||||
#[test] fn parse_stmt_1 () {
|
||||
assert!(string_to_stmt("b;".to_string()) ==
|
||||
Some(ast::Stmt {
|
||||
node: ast::StmtKind::Expr(P(ast::Expr {
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: ast::ExprKind::Path(None, ast::Path {
|
||||
span:sp(0,1),
|
||||
segments: vec![str2seg("b", 0, 1)],
|
||||
}),
|
||||
span: sp(0,1),
|
||||
attrs: ThinVec::new()})),
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
span: sp(0,1)}))
|
||||
|
||||
with_globals(|| {
|
||||
assert!(string_to_stmt("b;".to_string()) ==
|
||||
Some(ast::Stmt {
|
||||
node: ast::StmtKind::Expr(P(ast::Expr {
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: ast::ExprKind::Path(None, ast::Path {
|
||||
span:sp(0,1),
|
||||
segments: vec![str2seg("b", 0, 1)],
|
||||
}),
|
||||
span: sp(0,1),
|
||||
attrs: ThinVec::new()})),
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
span: sp(0,1)}))
|
||||
})
|
||||
}
|
||||
|
||||
fn parser_done(p: Parser){
|
||||
|
@ -848,120 +863,128 @@ mod tests {
|
|||
}
|
||||
|
||||
#[test] fn parse_ident_pat () {
|
||||
let sess = ParseSess::new(FilePathMapping::empty());
|
||||
let mut parser = string_to_parser(&sess, "b".to_string());
|
||||
assert!(panictry!(parser.parse_pat())
|
||||
== P(ast::Pat{
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: PatKind::Ident(ast::BindingMode::ByValue(ast::Mutability::Immutable),
|
||||
Spanned{ span:sp(0, 1),
|
||||
node: Ident::from_str("b")
|
||||
},
|
||||
None),
|
||||
span: sp(0,1)}));
|
||||
parser_done(parser);
|
||||
with_globals(|| {
|
||||
let sess = ParseSess::new(FilePathMapping::empty());
|
||||
let mut parser = string_to_parser(&sess, "b".to_string());
|
||||
assert!(panictry!(parser.parse_pat())
|
||||
== P(ast::Pat{
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: PatKind::Ident(ast::BindingMode::ByValue(ast::Mutability::Immutable),
|
||||
Spanned{ span:sp(0, 1),
|
||||
node: Ident::from_str("b")
|
||||
},
|
||||
None),
|
||||
span: sp(0,1)}));
|
||||
parser_done(parser);
|
||||
})
|
||||
}
|
||||
|
||||
// check the contents of the tt manually:
|
||||
#[test] fn parse_fundecl () {
|
||||
// this test depends on the intern order of "fn" and "i32"
|
||||
let item = string_to_item("fn a (b : i32) { b; }".to_string()).map(|m| {
|
||||
m.map(|mut m| {
|
||||
m.tokens = None;
|
||||
m
|
||||
})
|
||||
});
|
||||
assert_eq!(item,
|
||||
Some(
|
||||
P(ast::Item{ident:Ident::from_str("a"),
|
||||
attrs:Vec::new(),
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
tokens: None,
|
||||
node: ast::ItemKind::Fn(P(ast::FnDecl {
|
||||
inputs: vec![ast::Arg{
|
||||
ty: P(ast::Ty{id: ast::DUMMY_NODE_ID,
|
||||
node: ast::TyKind::Path(None, ast::Path{
|
||||
span:sp(10,13),
|
||||
segments: vec![str2seg("i32", 10, 13)],
|
||||
with_globals(|| {
|
||||
// this test depends on the intern order of "fn" and "i32"
|
||||
let item = string_to_item("fn a (b : i32) { b; }".to_string()).map(|m| {
|
||||
m.map(|mut m| {
|
||||
m.tokens = None;
|
||||
m
|
||||
})
|
||||
});
|
||||
assert_eq!(item,
|
||||
Some(
|
||||
P(ast::Item{ident:Ident::from_str("a"),
|
||||
attrs:Vec::new(),
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
tokens: None,
|
||||
node: ast::ItemKind::Fn(P(ast::FnDecl {
|
||||
inputs: vec![ast::Arg{
|
||||
ty: P(ast::Ty{id: ast::DUMMY_NODE_ID,
|
||||
node: ast::TyKind::Path(None, ast::Path{
|
||||
span:sp(10,13),
|
||||
segments: vec![str2seg("i32", 10, 13)],
|
||||
}),
|
||||
span:sp(10,13)
|
||||
}),
|
||||
span:sp(10,13)
|
||||
}),
|
||||
pat: P(ast::Pat {
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: PatKind::Ident(
|
||||
ast::BindingMode::ByValue(
|
||||
ast::Mutability::Immutable),
|
||||
Spanned{
|
||||
span: sp(6,7),
|
||||
node: Ident::from_str("b")},
|
||||
None
|
||||
),
|
||||
span: sp(6,7)
|
||||
}),
|
||||
id: ast::DUMMY_NODE_ID
|
||||
}],
|
||||
output: ast::FunctionRetTy::Default(sp(15, 15)),
|
||||
variadic: false
|
||||
}),
|
||||
ast::Unsafety::Normal,
|
||||
Spanned {
|
||||
span: sp(0,2),
|
||||
node: ast::Constness::NotConst,
|
||||
},
|
||||
Abi::Rust,
|
||||
ast::Generics{
|
||||
params: Vec::new(),
|
||||
where_clause: ast::WhereClause {
|
||||
pat: P(ast::Pat {
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
predicates: Vec::new(),
|
||||
node: PatKind::Ident(
|
||||
ast::BindingMode::ByValue(
|
||||
ast::Mutability::Immutable),
|
||||
Spanned{
|
||||
span: sp(6,7),
|
||||
node: Ident::from_str("b")},
|
||||
None
|
||||
),
|
||||
span: sp(6,7)
|
||||
}),
|
||||
id: ast::DUMMY_NODE_ID
|
||||
}],
|
||||
output: ast::FunctionRetTy::Default(sp(15, 15)),
|
||||
variadic: false
|
||||
}),
|
||||
ast::Unsafety::Normal,
|
||||
Spanned {
|
||||
span: sp(0,2),
|
||||
node: ast::Constness::NotConst,
|
||||
},
|
||||
Abi::Rust,
|
||||
ast::Generics{
|
||||
params: Vec::new(),
|
||||
where_clause: ast::WhereClause {
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
predicates: Vec::new(),
|
||||
span: syntax_pos::DUMMY_SP,
|
||||
},
|
||||
span: syntax_pos::DUMMY_SP,
|
||||
},
|
||||
span: syntax_pos::DUMMY_SP,
|
||||
},
|
||||
P(ast::Block {
|
||||
stmts: vec![ast::Stmt {
|
||||
node: ast::StmtKind::Semi(P(ast::Expr{
|
||||
P(ast::Block {
|
||||
stmts: vec![ast::Stmt {
|
||||
node: ast::StmtKind::Semi(P(ast::Expr{
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: ast::ExprKind::Path(None,
|
||||
ast::Path{
|
||||
span:sp(17,18),
|
||||
segments: vec![str2seg("b", 17, 18)],
|
||||
}),
|
||||
span: sp(17,18),
|
||||
attrs: ThinVec::new()})),
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
node: ast::ExprKind::Path(None,
|
||||
ast::Path{
|
||||
span:sp(17,18),
|
||||
segments: vec![str2seg("b", 17, 18)],
|
||||
}),
|
||||
span: sp(17,18),
|
||||
attrs: ThinVec::new()})),
|
||||
span: sp(17,19)}],
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
span: sp(17,19)}],
|
||||
id: ast::DUMMY_NODE_ID,
|
||||
rules: ast::BlockCheckMode::Default, // no idea
|
||||
span: sp(15,21),
|
||||
recovered: false,
|
||||
})),
|
||||
vis: respan(sp(0, 0), ast::VisibilityKind::Inherited),
|
||||
span: sp(0,21)})));
|
||||
rules: ast::BlockCheckMode::Default, // no idea
|
||||
span: sp(15,21),
|
||||
recovered: false,
|
||||
})),
|
||||
vis: respan(sp(0, 0), ast::VisibilityKind::Inherited),
|
||||
span: sp(0,21)})));
|
||||
})
|
||||
}
|
||||
|
||||
#[test] fn parse_use() {
|
||||
let use_s = "use foo::bar::baz;";
|
||||
let vitem = string_to_item(use_s.to_string()).unwrap();
|
||||
let vitem_s = item_to_string(&vitem);
|
||||
assert_eq!(&vitem_s[..], use_s);
|
||||
with_globals(|| {
|
||||
let use_s = "use foo::bar::baz;";
|
||||
let vitem = string_to_item(use_s.to_string()).unwrap();
|
||||
let vitem_s = item_to_string(&vitem);
|
||||
assert_eq!(&vitem_s[..], use_s);
|
||||
|
||||
let use_s = "use foo::bar as baz;";
|
||||
let vitem = string_to_item(use_s.to_string()).unwrap();
|
||||
let vitem_s = item_to_string(&vitem);
|
||||
assert_eq!(&vitem_s[..], use_s);
|
||||
let use_s = "use foo::bar as baz;";
|
||||
let vitem = string_to_item(use_s.to_string()).unwrap();
|
||||
let vitem_s = item_to_string(&vitem);
|
||||
assert_eq!(&vitem_s[..], use_s);
|
||||
})
|
||||
}
|
||||
|
||||
#[test] fn parse_extern_crate() {
|
||||
let ex_s = "extern crate foo;";
|
||||
let vitem = string_to_item(ex_s.to_string()).unwrap();
|
||||
let vitem_s = item_to_string(&vitem);
|
||||
assert_eq!(&vitem_s[..], ex_s);
|
||||
with_globals(|| {
|
||||
let ex_s = "extern crate foo;";
|
||||
let vitem = string_to_item(ex_s.to_string()).unwrap();
|
||||
let vitem_s = item_to_string(&vitem);
|
||||
assert_eq!(&vitem_s[..], ex_s);
|
||||
|
||||
let ex_s = "extern crate foo as bar;";
|
||||
let vitem = string_to_item(ex_s.to_string()).unwrap();
|
||||
let vitem_s = item_to_string(&vitem);
|
||||
assert_eq!(&vitem_s[..], ex_s);
|
||||
let ex_s = "extern crate foo as bar;";
|
||||
let vitem = string_to_item(ex_s.to_string()).unwrap();
|
||||
let vitem_s = item_to_string(&vitem);
|
||||
assert_eq!(&vitem_s[..], ex_s);
|
||||
})
|
||||
}
|
||||
|
||||
fn get_spans_of_pat_idents(src: &str) -> Vec<Span> {
|
||||
|
@ -988,31 +1011,36 @@ mod tests {
|
|||
}
|
||||
|
||||
#[test] fn span_of_self_arg_pat_idents_are_correct() {
|
||||
with_globals(|| {
|
||||
|
||||
let srcs = ["impl z { fn a (&self, &myarg: i32) {} }",
|
||||
"impl z { fn a (&mut self, &myarg: i32) {} }",
|
||||
"impl z { fn a (&'a self, &myarg: i32) {} }",
|
||||
"impl z { fn a (self, &myarg: i32) {} }",
|
||||
"impl z { fn a (self: Foo, &myarg: i32) {} }",
|
||||
];
|
||||
let srcs = ["impl z { fn a (&self, &myarg: i32) {} }",
|
||||
"impl z { fn a (&mut self, &myarg: i32) {} }",
|
||||
"impl z { fn a (&'a self, &myarg: i32) {} }",
|
||||
"impl z { fn a (self, &myarg: i32) {} }",
|
||||
"impl z { fn a (self: Foo, &myarg: i32) {} }",
|
||||
];
|
||||
|
||||
for &src in &srcs {
|
||||
let spans = get_spans_of_pat_idents(src);
|
||||
let (lo, hi) = (spans[0].lo(), spans[0].hi());
|
||||
assert!("self" == &src[lo.to_usize()..hi.to_usize()],
|
||||
"\"{}\" != \"self\". src=\"{}\"",
|
||||
&src[lo.to_usize()..hi.to_usize()], src)
|
||||
}
|
||||
for &src in &srcs {
|
||||
let spans = get_spans_of_pat_idents(src);
|
||||
let (lo, hi) = (spans[0].lo(), spans[0].hi());
|
||||
assert!("self" == &src[lo.to_usize()..hi.to_usize()],
|
||||
"\"{}\" != \"self\". src=\"{}\"",
|
||||
&src[lo.to_usize()..hi.to_usize()], src)
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
#[test] fn parse_exprs () {
|
||||
// just make sure that they parse....
|
||||
string_to_expr("3 + 4".to_string());
|
||||
string_to_expr("a::z.froob(b,&(987+3))".to_string());
|
||||
with_globals(|| {
|
||||
// just make sure that they parse....
|
||||
string_to_expr("3 + 4".to_string());
|
||||
string_to_expr("a::z.froob(b,&(987+3))".to_string());
|
||||
})
|
||||
}
|
||||
|
||||
#[test] fn attrs_fix_bug () {
|
||||
string_to_item("pub fn mk_file_writer(path: &Path, flags: &[FileFlag])
|
||||
with_globals(|| {
|
||||
string_to_item("pub fn mk_file_writer(path: &Path, flags: &[FileFlag])
|
||||
-> Result<Box<Writer>, String> {
|
||||
#[cfg(windows)]
|
||||
fn wb() -> c_int {
|
||||
|
@ -1024,49 +1052,54 @@ mod tests {
|
|||
|
||||
let mut fflags: c_int = wb();
|
||||
}".to_string());
|
||||
})
|
||||
}
|
||||
|
||||
#[test] fn crlf_doc_comments() {
|
||||
let sess = ParseSess::new(FilePathMapping::empty());
|
||||
with_globals(|| {
|
||||
let sess = ParseSess::new(FilePathMapping::empty());
|
||||
|
||||
let name = FileName::Custom("source".to_string());
|
||||
let source = "/// doc comment\r\nfn foo() {}".to_string();
|
||||
let item = parse_item_from_source_str(name.clone(), source, &sess)
|
||||
.unwrap().unwrap();
|
||||
let doc = first_attr_value_str_by_name(&item.attrs, "doc").unwrap();
|
||||
assert_eq!(doc, "/// doc comment");
|
||||
let name = FileName::Custom("source".to_string());
|
||||
let source = "/// doc comment\r\nfn foo() {}".to_string();
|
||||
let item = parse_item_from_source_str(name.clone(), source, &sess)
|
||||
.unwrap().unwrap();
|
||||
let doc = first_attr_value_str_by_name(&item.attrs, "doc").unwrap();
|
||||
assert_eq!(doc, "/// doc comment");
|
||||
|
||||
let source = "/// doc comment\r\n/// line 2\r\nfn foo() {}".to_string();
|
||||
let item = parse_item_from_source_str(name.clone(), source, &sess)
|
||||
.unwrap().unwrap();
|
||||
let docs = item.attrs.iter().filter(|a| a.path == "doc")
|
||||
.map(|a| a.value_str().unwrap().to_string()).collect::<Vec<_>>();
|
||||
let b: &[_] = &["/// doc comment".to_string(), "/// line 2".to_string()];
|
||||
assert_eq!(&docs[..], b);
|
||||
let source = "/// doc comment\r\n/// line 2\r\nfn foo() {}".to_string();
|
||||
let item = parse_item_from_source_str(name.clone(), source, &sess)
|
||||
.unwrap().unwrap();
|
||||
let docs = item.attrs.iter().filter(|a| a.path == "doc")
|
||||
.map(|a| a.value_str().unwrap().to_string()).collect::<Vec<_>>();
|
||||
let b: &[_] = &["/// doc comment".to_string(), "/// line 2".to_string()];
|
||||
assert_eq!(&docs[..], b);
|
||||
|
||||
let source = "/** doc comment\r\n * with CRLF */\r\nfn foo() {}".to_string();
|
||||
let item = parse_item_from_source_str(name, source, &sess).unwrap().unwrap();
|
||||
let doc = first_attr_value_str_by_name(&item.attrs, "doc").unwrap();
|
||||
assert_eq!(doc, "/** doc comment\n * with CRLF */");
|
||||
let source = "/** doc comment\r\n * with CRLF */\r\nfn foo() {}".to_string();
|
||||
let item = parse_item_from_source_str(name, source, &sess).unwrap().unwrap();
|
||||
let doc = first_attr_value_str_by_name(&item.attrs, "doc").unwrap();
|
||||
assert_eq!(doc, "/** doc comment\n * with CRLF */");
|
||||
});
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn ttdelim_span() {
|
||||
let sess = ParseSess::new(FilePathMapping::empty());
|
||||
let expr = parse::parse_expr_from_source_str(PathBuf::from("foo").into(),
|
||||
"foo!( fn main() { body } )".to_string(), &sess).unwrap();
|
||||
with_globals(|| {
|
||||
let sess = ParseSess::new(FilePathMapping::empty());
|
||||
let expr = parse::parse_expr_from_source_str(PathBuf::from("foo").into(),
|
||||
"foo!( fn main() { body } )".to_string(), &sess).unwrap();
|
||||
|
||||
let tts: Vec<_> = match expr.node {
|
||||
ast::ExprKind::Mac(ref mac) => mac.node.stream().trees().collect(),
|
||||
_ => panic!("not a macro"),
|
||||
};
|
||||
let tts: Vec<_> = match expr.node {
|
||||
ast::ExprKind::Mac(ref mac) => mac.node.stream().trees().collect(),
|
||||
_ => panic!("not a macro"),
|
||||
};
|
||||
|
||||
let span = tts.iter().rev().next().unwrap().span();
|
||||
let span = tts.iter().rev().next().unwrap().span();
|
||||
|
||||
match sess.codemap().span_to_snippet(span) {
|
||||
Ok(s) => assert_eq!(&s[..], "{ body }"),
|
||||
Err(_) => panic!("could not get snippet"),
|
||||
}
|
||||
match sess.codemap().span_to_snippet(span) {
|
||||
Ok(s) => assert_eq!(&s[..], "{ body }"),
|
||||
Err(_) => panic!("could not get snippet"),
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
// This tests that when parsing a string (rather than a file) we don't try
|
||||
|
@ -1074,17 +1107,19 @@ mod tests {
|
|||
// See `recurse_into_file_modules` in the parser.
|
||||
#[test]
|
||||
fn out_of_line_mod() {
|
||||
let sess = ParseSess::new(FilePathMapping::empty());
|
||||
let item = parse_item_from_source_str(
|
||||
PathBuf::from("foo").into(),
|
||||
"mod foo { struct S; mod this_does_not_exist; }".to_owned(),
|
||||
&sess,
|
||||
).unwrap().unwrap();
|
||||
with_globals(|| {
|
||||
let sess = ParseSess::new(FilePathMapping::empty());
|
||||
let item = parse_item_from_source_str(
|
||||
PathBuf::from("foo").into(),
|
||||
"mod foo { struct S; mod this_does_not_exist; }".to_owned(),
|
||||
&sess,
|
||||
).unwrap().unwrap();
|
||||
|
||||
if let ast::ItemKind::Mod(ref m) = item.node {
|
||||
assert!(m.items.len() == 2);
|
||||
} else {
|
||||
panic!();
|
||||
}
|
||||
if let ast::ItemKind::Mod(ref m) = item.node {
|
||||
assert!(m.items.len() == 2);
|
||||
} else {
|
||||
panic!();
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
|
|
|
@ -3178,36 +3178,41 @@ mod tests {
|
|||
use ast;
|
||||
use codemap;
|
||||
use syntax_pos;
|
||||
use with_globals;
|
||||
|
||||
#[test]
|
||||
fn test_fun_to_string() {
|
||||
let abba_ident = ast::Ident::from_str("abba");
|
||||
with_globals(|| {
|
||||
let abba_ident = ast::Ident::from_str("abba");
|
||||
|
||||
let decl = ast::FnDecl {
|
||||
inputs: Vec::new(),
|
||||
output: ast::FunctionRetTy::Default(syntax_pos::DUMMY_SP),
|
||||
variadic: false
|
||||
};
|
||||
let generics = ast::Generics::default();
|
||||
assert_eq!(fun_to_string(&decl, ast::Unsafety::Normal,
|
||||
ast::Constness::NotConst,
|
||||
abba_ident, &generics),
|
||||
"fn abba()");
|
||||
let decl = ast::FnDecl {
|
||||
inputs: Vec::new(),
|
||||
output: ast::FunctionRetTy::Default(syntax_pos::DUMMY_SP),
|
||||
variadic: false
|
||||
};
|
||||
let generics = ast::Generics::default();
|
||||
assert_eq!(fun_to_string(&decl, ast::Unsafety::Normal,
|
||||
ast::Constness::NotConst,
|
||||
abba_ident, &generics),
|
||||
"fn abba()");
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_variant_to_string() {
|
||||
let ident = ast::Ident::from_str("principal_skinner");
|
||||
with_globals(|| {
|
||||
let ident = ast::Ident::from_str("principal_skinner");
|
||||
|
||||
let var = codemap::respan(syntax_pos::DUMMY_SP, ast::Variant_ {
|
||||
name: ident,
|
||||
attrs: Vec::new(),
|
||||
// making this up as I go.... ?
|
||||
data: ast::VariantData::Unit(ast::DUMMY_NODE_ID),
|
||||
disr_expr: None,
|
||||
});
|
||||
let var = codemap::respan(syntax_pos::DUMMY_SP, ast::Variant_ {
|
||||
name: ident,
|
||||
attrs: Vec::new(),
|
||||
// making this up as I go.... ?
|
||||
data: ast::VariantData::Unit(ast::DUMMY_NODE_ID),
|
||||
disr_expr: None,
|
||||
});
|
||||
|
||||
let varstr = variant_to_string(&var);
|
||||
assert_eq!(varstr, "principal_skinner");
|
||||
let varstr = variant_to_string(&var);
|
||||
assert_eq!(varstr, "principal_skinner");
|
||||
})
|
||||
}
|
||||
}
|
||||
|
|
|
@ -18,6 +18,7 @@ use std::str;
|
|||
use std::sync::{Arc, Mutex};
|
||||
use std::path::Path;
|
||||
use syntax_pos::{BytePos, NO_EXPANSION, Span, MultiSpan};
|
||||
use with_globals;
|
||||
|
||||
/// Identify a position in the text by the Nth occurrence of a string.
|
||||
struct Position {
|
||||
|
@ -46,37 +47,39 @@ impl<T: Write> Write for Shared<T> {
|
|||
}
|
||||
|
||||
fn test_harness(file_text: &str, span_labels: Vec<SpanLabel>, expected_output: &str) {
|
||||
let output = Arc::new(Mutex::new(Vec::new()));
|
||||
with_globals(|| {
|
||||
let output = Arc::new(Mutex::new(Vec::new()));
|
||||
|
||||
let code_map = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
code_map.new_filemap_and_lines(Path::new("test.rs"), &file_text);
|
||||
let code_map = Lrc::new(CodeMap::new(FilePathMapping::empty()));
|
||||
code_map.new_filemap_and_lines(Path::new("test.rs"), &file_text);
|
||||
|
||||
let primary_span = make_span(&file_text, &span_labels[0].start, &span_labels[0].end);
|
||||
let mut msp = MultiSpan::from_span(primary_span);
|
||||
for span_label in span_labels {
|
||||
let span = make_span(&file_text, &span_label.start, &span_label.end);
|
||||
msp.push_span_label(span, span_label.label.to_string());
|
||||
println!("span: {:?} label: {:?}", span, span_label.label);
|
||||
println!("text: {:?}", code_map.span_to_snippet(span));
|
||||
}
|
||||
let primary_span = make_span(&file_text, &span_labels[0].start, &span_labels[0].end);
|
||||
let mut msp = MultiSpan::from_span(primary_span);
|
||||
for span_label in span_labels {
|
||||
let span = make_span(&file_text, &span_label.start, &span_label.end);
|
||||
msp.push_span_label(span, span_label.label.to_string());
|
||||
println!("span: {:?} label: {:?}", span, span_label.label);
|
||||
println!("text: {:?}", code_map.span_to_snippet(span));
|
||||
}
|
||||
|
||||
let emitter = EmitterWriter::new(Box::new(Shared { data: output.clone() }),
|
||||
Some(code_map.clone()),
|
||||
false,
|
||||
false);
|
||||
let handler = Handler::with_emitter(true, false, Box::new(emitter));
|
||||
handler.span_err(msp, "foo");
|
||||
let emitter = EmitterWriter::new(Box::new(Shared { data: output.clone() }),
|
||||
Some(code_map.clone()),
|
||||
false,
|
||||
false);
|
||||
let handler = Handler::with_emitter(true, false, Box::new(emitter));
|
||||
handler.span_err(msp, "foo");
|
||||
|
||||
assert!(expected_output.chars().next() == Some('\n'),
|
||||
"expected output should begin with newline");
|
||||
let expected_output = &expected_output[1..];
|
||||
assert!(expected_output.chars().next() == Some('\n'),
|
||||
"expected output should begin with newline");
|
||||
let expected_output = &expected_output[1..];
|
||||
|
||||
let bytes = output.lock().unwrap();
|
||||
let actual_output = str::from_utf8(&bytes).unwrap();
|
||||
println!("expected output:\n------\n{}------", expected_output);
|
||||
println!("actual output:\n------\n{}------", actual_output);
|
||||
let bytes = output.lock().unwrap();
|
||||
let actual_output = str::from_utf8(&bytes).unwrap();
|
||||
println!("expected output:\n------\n{}------", expected_output);
|
||||
println!("actual output:\n------\n{}------", actual_output);
|
||||
|
||||
assert!(expected_output == actual_output)
|
||||
assert!(expected_output == actual_output)
|
||||
})
|
||||
}
|
||||
|
||||
fn make_span(file_text: &str, start: &Position, end: &Position) -> Span {
|
||||
|
|
|
@ -599,6 +599,7 @@ impl Hash for ThinTokenStream {
|
|||
mod tests {
|
||||
use super::*;
|
||||
use syntax::ast::Ident;
|
||||
use with_globals;
|
||||
use syntax_pos::{Span, BytePos, NO_EXPANSION};
|
||||
use parse::token::Token;
|
||||
use util::parser_testing::string_to_stream;
|
||||
|
@ -613,67 +614,83 @@ mod tests {
|
|||
|
||||
#[test]
|
||||
fn test_concat() {
|
||||
let test_res = string_to_ts("foo::bar::baz");
|
||||
let test_fst = string_to_ts("foo::bar");
|
||||
let test_snd = string_to_ts("::baz");
|
||||
let eq_res = TokenStream::concat(vec![test_fst, test_snd]);
|
||||
assert_eq!(test_res.trees().count(), 5);
|
||||
assert_eq!(eq_res.trees().count(), 5);
|
||||
assert_eq!(test_res.eq_unspanned(&eq_res), true);
|
||||
with_globals(|| {
|
||||
let test_res = string_to_ts("foo::bar::baz");
|
||||
let test_fst = string_to_ts("foo::bar");
|
||||
let test_snd = string_to_ts("::baz");
|
||||
let eq_res = TokenStream::concat(vec![test_fst, test_snd]);
|
||||
assert_eq!(test_res.trees().count(), 5);
|
||||
assert_eq!(eq_res.trees().count(), 5);
|
||||
assert_eq!(test_res.eq_unspanned(&eq_res), true);
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_to_from_bijection() {
|
||||
let test_start = string_to_ts("foo::bar(baz)");
|
||||
let test_end = test_start.trees().collect();
|
||||
assert_eq!(test_start, test_end)
|
||||
with_globals(|| {
|
||||
let test_start = string_to_ts("foo::bar(baz)");
|
||||
let test_end = test_start.trees().collect();
|
||||
assert_eq!(test_start, test_end)
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_eq_0() {
|
||||
let test_res = string_to_ts("foo");
|
||||
let test_eqs = string_to_ts("foo");
|
||||
assert_eq!(test_res, test_eqs)
|
||||
with_globals(|| {
|
||||
let test_res = string_to_ts("foo");
|
||||
let test_eqs = string_to_ts("foo");
|
||||
assert_eq!(test_res, test_eqs)
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_eq_1() {
|
||||
let test_res = string_to_ts("::bar::baz");
|
||||
let test_eqs = string_to_ts("::bar::baz");
|
||||
assert_eq!(test_res, test_eqs)
|
||||
with_globals(|| {
|
||||
let test_res = string_to_ts("::bar::baz");
|
||||
let test_eqs = string_to_ts("::bar::baz");
|
||||
assert_eq!(test_res, test_eqs)
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_eq_3() {
|
||||
let test_res = string_to_ts("");
|
||||
let test_eqs = string_to_ts("");
|
||||
assert_eq!(test_res, test_eqs)
|
||||
with_globals(|| {
|
||||
let test_res = string_to_ts("");
|
||||
let test_eqs = string_to_ts("");
|
||||
assert_eq!(test_res, test_eqs)
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_diseq_0() {
|
||||
let test_res = string_to_ts("::bar::baz");
|
||||
let test_eqs = string_to_ts("bar::baz");
|
||||
assert_eq!(test_res == test_eqs, false)
|
||||
with_globals(|| {
|
||||
let test_res = string_to_ts("::bar::baz");
|
||||
let test_eqs = string_to_ts("bar::baz");
|
||||
assert_eq!(test_res == test_eqs, false)
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_diseq_1() {
|
||||
let test_res = string_to_ts("(bar,baz)");
|
||||
let test_eqs = string_to_ts("bar,baz");
|
||||
assert_eq!(test_res == test_eqs, false)
|
||||
with_globals(|| {
|
||||
let test_res = string_to_ts("(bar,baz)");
|
||||
let test_eqs = string_to_ts("bar,baz");
|
||||
assert_eq!(test_res == test_eqs, false)
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_is_empty() {
|
||||
let test0: TokenStream = Vec::<TokenTree>::new().into_iter().collect();
|
||||
let test1: TokenStream =
|
||||
TokenTree::Token(sp(0, 1), Token::Ident(Ident::from_str("a"))).into();
|
||||
let test2 = string_to_ts("foo(bar::baz)");
|
||||
with_globals(|| {
|
||||
let test0: TokenStream = Vec::<TokenTree>::new().into_iter().collect();
|
||||
let test1: TokenStream =
|
||||
TokenTree::Token(sp(0, 1), Token::Ident(Ident::from_str("a"))).into();
|
||||
let test2 = string_to_ts("foo(bar::baz)");
|
||||
|
||||
assert_eq!(test0.is_empty(), true);
|
||||
assert_eq!(test1.is_empty(), false);
|
||||
assert_eq!(test2.is_empty(), false);
|
||||
assert_eq!(test0.is_empty(), true);
|
||||
assert_eq!(test1.is_empty(), false);
|
||||
assert_eq!(test2.is_empty(), false);
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
|
|
|
@ -11,4 +11,5 @@ crate-type = ["dylib"]
|
|||
[dependencies]
|
||||
serialize = { path = "../libserialize" }
|
||||
rustc_data_structures = { path = "../librustc_data_structures" }
|
||||
scoped-tls = { version = "0.1.1", features = ["nightly"] }
|
||||
unicode-width = "0.1.4"
|
||||
|
|
|
@ -15,11 +15,11 @@
|
|||
//! and definition contexts*. J. Funct. Program. 22, 2 (March 2012), 181-216.
|
||||
//! DOI=10.1017/S0956796812000093 <http://dx.doi.org/10.1017/S0956796812000093>
|
||||
|
||||
use GLOBALS;
|
||||
use Span;
|
||||
use symbol::{Ident, Symbol};
|
||||
|
||||
use serialize::{Encodable, Decodable, Encoder, Decoder};
|
||||
use std::cell::RefCell;
|
||||
use std::collections::HashMap;
|
||||
use std::fmt;
|
||||
|
||||
|
@ -119,7 +119,7 @@ impl Mark {
|
|||
}
|
||||
}
|
||||
|
||||
struct HygieneData {
|
||||
pub struct HygieneData {
|
||||
marks: Vec<MarkData>,
|
||||
syntax_contexts: Vec<SyntaxContextData>,
|
||||
markings: HashMap<(SyntaxContext, Mark), SyntaxContext>,
|
||||
|
@ -127,7 +127,7 @@ struct HygieneData {
|
|||
}
|
||||
|
||||
impl HygieneData {
|
||||
fn new() -> Self {
|
||||
pub fn new() -> Self {
|
||||
HygieneData {
|
||||
marks: vec![MarkData {
|
||||
parent: Mark::root(),
|
||||
|
@ -145,10 +145,7 @@ impl HygieneData {
|
|||
}
|
||||
|
||||
fn with<T, F: FnOnce(&mut HygieneData) -> T>(f: F) -> T {
|
||||
thread_local! {
|
||||
static HYGIENE_DATA: RefCell<HygieneData> = RefCell::new(HygieneData::new());
|
||||
}
|
||||
HYGIENE_DATA.with(|data| f(&mut *data.borrow_mut()))
|
||||
GLOBALS.with(|globals| f(&mut *globals.hygiene_data.borrow_mut()))
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -35,10 +35,13 @@ use std::ops::{Add, Sub};
|
|||
use std::path::PathBuf;
|
||||
|
||||
use rustc_data_structures::stable_hasher::StableHasher;
|
||||
use rustc_data_structures::sync::Lrc;
|
||||
use rustc_data_structures::sync::{Lrc, Lock};
|
||||
|
||||
extern crate rustc_data_structures;
|
||||
|
||||
#[macro_use]
|
||||
extern crate scoped_tls;
|
||||
|
||||
use serialize::{Encodable, Decodable, Encoder, Decoder};
|
||||
|
||||
extern crate serialize;
|
||||
|
@ -54,6 +57,24 @@ pub use span_encoding::{Span, DUMMY_SP};
|
|||
|
||||
pub mod symbol;
|
||||
|
||||
pub struct Globals {
|
||||
symbol_interner: Lock<symbol::Interner>,
|
||||
span_interner: Lock<span_encoding::SpanInterner>,
|
||||
hygiene_data: Lock<hygiene::HygieneData>,
|
||||
}
|
||||
|
||||
impl Globals {
|
||||
pub fn new() -> Globals {
|
||||
Globals {
|
||||
symbol_interner: Lock::new(symbol::Interner::fresh()),
|
||||
span_interner: Lock::new(span_encoding::SpanInterner::default()),
|
||||
hygiene_data: Lock::new(hygiene::HygieneData::new()),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
scoped_thread_local!(pub static GLOBALS: Globals);
|
||||
|
||||
/// Differentiates between real files and common virtual files
|
||||
#[derive(Debug, Eq, PartialEq, Clone, Ord, PartialOrd, Hash, RustcDecodable, RustcEncodable)]
|
||||
pub enum FileName {
|
||||
|
|
|
@ -14,11 +14,11 @@
|
|||
// The encoding format for inline spans were obtained by optimizing over crates in rustc/libstd.
|
||||
// See https://internals.rust-lang.org/t/rfc-compiler-refactoring-spans/1357/28
|
||||
|
||||
use GLOBALS;
|
||||
use {BytePos, SpanData};
|
||||
use hygiene::SyntaxContext;
|
||||
|
||||
use rustc_data_structures::fx::FxHashMap;
|
||||
use std::cell::RefCell;
|
||||
use std::hash::{Hash, Hasher};
|
||||
|
||||
/// A compressed span.
|
||||
|
@ -133,7 +133,7 @@ fn decode(span: Span) -> SpanData {
|
|||
}
|
||||
|
||||
#[derive(Default)]
|
||||
struct SpanInterner {
|
||||
pub struct SpanInterner {
|
||||
spans: FxHashMap<SpanData, u32>,
|
||||
span_data: Vec<SpanData>,
|
||||
}
|
||||
|
@ -156,11 +156,8 @@ impl SpanInterner {
|
|||
}
|
||||
}
|
||||
|
||||
// If an interner exists in TLS, return it. Otherwise, prepare a fresh one.
|
||||
// If an interner exists, return it. Otherwise, prepare a fresh one.
|
||||
#[inline]
|
||||
fn with_span_interner<T, F: FnOnce(&mut SpanInterner) -> T>(f: F) -> T {
|
||||
thread_local!(static INTERNER: RefCell<SpanInterner> = {
|
||||
RefCell::new(SpanInterner::default())
|
||||
});
|
||||
INTERNER.with(|interner| f(&mut *interner.borrow_mut()))
|
||||
GLOBALS.with(|globals| f(&mut *globals.span_interner.lock()))
|
||||
}
|
||||
|
|
|
@ -13,9 +13,9 @@
|
|||
//! type, and vice versa.
|
||||
|
||||
use hygiene::SyntaxContext;
|
||||
use GLOBALS;
|
||||
|
||||
use serialize::{Decodable, Decoder, Encodable, Encoder};
|
||||
use std::cell::RefCell;
|
||||
use std::collections::HashMap;
|
||||
use std::fmt;
|
||||
|
||||
|
@ -247,7 +247,7 @@ macro_rules! declare_keywords {(
|
|||
}
|
||||
|
||||
impl Interner {
|
||||
fn fresh() -> Self {
|
||||
pub fn fresh() -> Self {
|
||||
Interner::prefill(&[$($string,)*])
|
||||
}
|
||||
}
|
||||
|
@ -330,12 +330,10 @@ declare_keywords! {
|
|||
(60, Union, "union")
|
||||
}
|
||||
|
||||
// If an interner exists in TLS, return it. Otherwise, prepare a fresh one.
|
||||
// If an interner exists, return it. Otherwise, prepare a fresh one.
|
||||
#[inline]
|
||||
fn with_interner<T, F: FnOnce(&mut Interner) -> T>(f: F) -> T {
|
||||
thread_local!(static INTERNER: RefCell<Interner> = {
|
||||
RefCell::new(Interner::fresh())
|
||||
});
|
||||
INTERNER.with(|interner| f(&mut *interner.borrow_mut()))
|
||||
GLOBALS.with(|globals| f(&mut *globals.symbol_interner.lock()))
|
||||
}
|
||||
|
||||
/// Represents a string stored in the thread-local interner. Because the
|
||||
|
@ -422,6 +420,7 @@ impl Encodable for InternedString {
|
|||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
use Globals;
|
||||
|
||||
#[test]
|
||||
fn interner_tests() {
|
||||
|
@ -444,7 +443,9 @@ mod tests {
|
|||
|
||||
#[test]
|
||||
fn without_first_quote_test() {
|
||||
let i = Ident::from_str("'break");
|
||||
assert_eq!(i.without_first_quote().name, keywords::Break.name());
|
||||
GLOBALS.set(&Globals::new(), || {
|
||||
let i = Ident::from_str("'break");
|
||||
assert_eq!(i.without_first_quote().name, keywords::Break.name());
|
||||
});
|
||||
}
|
||||
}
|
||||
|
|
|
@ -24,6 +24,10 @@ use syntax::symbol::Symbol;
|
|||
use syntax_pos::DUMMY_SP;
|
||||
|
||||
fn main() {
|
||||
syntax::with_globals(|| run());
|
||||
}
|
||||
|
||||
fn run() {
|
||||
let ps = syntax::parse::ParseSess::new(codemap::FilePathMapping::empty());
|
||||
let mut resolver = syntax::ext::base::DummyResolver;
|
||||
let mut cx = syntax::ext::base::ExtCtxt::new(
|
||||
|
|
|
@ -69,18 +69,20 @@ fn basic_sess(sysroot: PathBuf) -> (Session, Rc<CStore>, Box<TransCrate>) {
|
|||
}
|
||||
|
||||
fn compile(code: String, output: PathBuf, sysroot: PathBuf) {
|
||||
let (sess, cstore, trans) = basic_sess(sysroot);
|
||||
let control = CompileController::basic();
|
||||
let input = Input::Str { name: FileName::Anon, input: code };
|
||||
let _ = compile_input(
|
||||
trans,
|
||||
&sess,
|
||||
&cstore,
|
||||
&None,
|
||||
&input,
|
||||
&None,
|
||||
&Some(output),
|
||||
None,
|
||||
&control
|
||||
);
|
||||
syntax::with_globals(|| {
|
||||
let (sess, cstore, trans) = basic_sess(sysroot);
|
||||
let control = CompileController::basic();
|
||||
let input = Input::Str { name: FileName::Anon, input: code };
|
||||
let _ = compile_input(
|
||||
trans,
|
||||
&sess,
|
||||
&cstore,
|
||||
&None,
|
||||
&input,
|
||||
&None,
|
||||
&Some(output),
|
||||
None,
|
||||
&control
|
||||
);
|
||||
});
|
||||
}
|
||||
|
|
|
@ -115,6 +115,10 @@ fn reject_stmt_parse(es: &str) {
|
|||
}
|
||||
|
||||
fn main() {
|
||||
syntax::with_globals(|| run());
|
||||
}
|
||||
|
||||
fn run() {
|
||||
let both = &["#[attr]", "#![attr]"];
|
||||
let outer = &["#[attr]"];
|
||||
let none = &[];
|
||||
|
|
|
@ -27,6 +27,10 @@ use syntax::ptr::P;
|
|||
use rustc_data_structures::sync::Lrc;
|
||||
|
||||
fn main() {
|
||||
syntax::with_globals(|| run());
|
||||
}
|
||||
|
||||
fn run() {
|
||||
let parse_sess = ParseSess::new(FilePathMapping::empty());
|
||||
let exp_cfg = ExpansionConfig::default("issue_35829".to_owned());
|
||||
let mut resolver = DummyResolver;
|
||||
|
|
|
@ -221,8 +221,11 @@ impl Folder for AddParens {
|
|||
}
|
||||
}
|
||||
|
||||
|
||||
fn main() {
|
||||
syntax::with_globals(|| run());
|
||||
}
|
||||
|
||||
fn run() {
|
||||
let ps = ParseSess::new(FilePathMapping::empty());
|
||||
|
||||
iter_exprs(2, &mut |e| {
|
||||
|
|
|
@ -21,6 +21,10 @@ use syntax::symbol::Symbol;
|
|||
use syntax_pos::DUMMY_SP;
|
||||
|
||||
fn main() {
|
||||
syntax::with_globals(|| run());
|
||||
}
|
||||
|
||||
fn run() {
|
||||
let ps = syntax::parse::ParseSess::new(FilePathMapping::empty());
|
||||
let mut resolver = syntax::ext::base::DummyResolver;
|
||||
let mut cx = syntax::ext::base::ExtCtxt::new(
|
||||
|
|
|
@ -263,7 +263,10 @@ fn main() {
|
|||
*slot.borrow_mut() = Some((None, String::from("https://play.rust-lang.org/")));
|
||||
});
|
||||
let (format, dst) = parse_args();
|
||||
if let Err(e) = main_with_result(format, &dst) {
|
||||
let result = syntax::with_globals(move || {
|
||||
main_with_result(format, &dst)
|
||||
});
|
||||
if let Err(e) = result {
|
||||
panic!("{}", e.description());
|
||||
}
|
||||
}
|
||||
|
|
|
@ -93,6 +93,7 @@ static WHITELIST: &'static [Crate] = &[
|
|||
Crate("regex-syntax"),
|
||||
Crate("remove_dir_all"),
|
||||
Crate("rustc-demangle"),
|
||||
Crate("scoped-tls"),
|
||||
Crate("smallvec"),
|
||||
Crate("stable_deref_trait"),
|
||||
Crate("tempdir"),
|
||||
|
|
Loading…
Reference in New Issue