Rename directories for some crates from `syntax_x` to `rustc_x`

`syntax_expand` -> `rustc_expand`
`syntax_pos` -> `rustc_span`
`syntax_ext` -> `rustc_builtin_macros`

1 files changed, 0 insertions, 348 deletions

diff --git a/src/libsyntax_expand/parse/tests.rs b/src/libsyntax_expand/parse/tests.rs
deleted file mode 100644
index 833fda6a2eb..00000000000
--- a/src/libsyntax_expand/parse/tests.rs
+++ /dev/null
@@ -1,348 +0,0 @@
-use crate::tests::{matches_codepattern, string_to_stream, with_error_checking_parse};
-
-use errors::PResult;
-use rustc_parse::new_parser_from_source_str;
-use syntax::ast::{self, Name, PatKind};
-use syntax::print::pprust::item_to_string;
-use syntax::ptr::P;
-use syntax::sess::ParseSess;
-use syntax::source_map::FilePathMapping;
-use syntax::symbol::{kw, sym, Symbol};
-use syntax::token::{self, Token};
-use syntax::tokenstream::{DelimSpan, TokenStream, TokenTree};
-use syntax::visit;
-use syntax::with_default_globals;
-use syntax_pos::{BytePos, FileName, Pos, Span};
-
-use std::path::PathBuf;
-
-fn sess() -> ParseSess {
-    ParseSess::new(FilePathMapping::empty())
-}
-
-/// Parses an item.
-///
-/// Returns `Ok(Some(item))` when successful, `Ok(None)` when no item was found, and `Err`
-/// when a syntax error occurred.
-fn parse_item_from_source_str(
-    name: FileName,
-    source: String,
-    sess: &ParseSess,
-) -> PResult<'_, Option<P<ast::Item>>> {
-    new_parser_from_source_str(sess, name, source).parse_item()
-}
-
-// Produces a `syntax_pos::span`.
-fn sp(a: u32, b: u32) -> Span {
-    Span::with_root_ctxt(BytePos(a), BytePos(b))
-}
-
-/// Parses a string, return an expression.
-fn string_to_expr(source_str: String) -> P<ast::Expr> {
-    with_error_checking_parse(source_str, &sess(), |p| p.parse_expr())
-}
-
-/// Parses a string, returns an item.
-fn string_to_item(source_str: String) -> Option<P<ast::Item>> {
-    with_error_checking_parse(source_str, &sess(), |p| p.parse_item())
-}
-
-#[should_panic]
-#[test]
-fn bad_path_expr_1() {
-    with_default_globals(|| {
-        string_to_expr("::abc::def::return".to_string());
-    })
-}
-
-// Checks the token-tree-ization of macros.
-#[test]
-fn string_to_tts_macro() {
-    with_default_globals(|| {
-        let tts: Vec<_> =
-            string_to_stream("macro_rules! zip (($a)=>($a))".to_string()).trees().collect();
-        let tts: &[TokenTree] = &tts[..];
-
-        match tts {
-            [TokenTree::Token(Token { kind: token::Ident(name_macro_rules, false), .. }), TokenTree::Token(Token { kind: token::Not, .. }), TokenTree::Token(Token { kind: token::Ident(name_zip, false), .. }), TokenTree::Delimited(_, macro_delim, macro_tts)]
-                if name_macro_rules == &sym::macro_rules && name_zip.as_str() == "zip" =>
-            {
-                let tts = &macro_tts.trees().collect::<Vec<_>>();
-                match &tts[..] {
-                    [TokenTree::Delimited(_, first_delim, first_tts), TokenTree::Token(Token { kind: token::FatArrow, .. }), TokenTree::Delimited(_, second_delim, second_tts)]
-                        if macro_delim == &token::Paren =>
-                    {
-                        let tts = &first_tts.trees().collect::<Vec<_>>();
-                        match &tts[..] {
-                            [TokenTree::Token(Token { kind: token::Dollar, .. }), TokenTree::Token(Token { kind: token::Ident(name, false), .. })]
-                                if first_delim == &token::Paren && name.as_str() == "a" => {}
-                            _ => panic!("value 3: {:?} {:?}", first_delim, first_tts),
-                        }
-                        let tts = &second_tts.trees().collect::<Vec<_>>();
-                        match &tts[..] {
-                            [TokenTree::Token(Token { kind: token::Dollar, .. }), TokenTree::Token(Token { kind: token::Ident(name, false), .. })]
-                                if second_delim == &token::Paren && name.as_str() == "a" => {}
-                            _ => panic!("value 4: {:?} {:?}", second_delim, second_tts),
-                        }
-                    }
-                    _ => panic!("value 2: {:?} {:?}", macro_delim, macro_tts),
-                }
-            }
-            _ => panic!("value: {:?}", tts),
-        }
-    })
-}
-
-#[test]
-fn string_to_tts_1() {
-    with_default_globals(|| {
-        let tts = string_to_stream("fn a (b : i32) { b; }".to_string());
-
-        let expected = TokenStream::new(vec![
-            TokenTree::token(token::Ident(kw::Fn, false), sp(0, 2)).into(),
-            TokenTree::token(token::Ident(Name::intern("a"), false), sp(3, 4)).into(),
-            TokenTree::Delimited(
-                DelimSpan::from_pair(sp(5, 6), sp(13, 14)),
-                token::DelimToken::Paren,
-                TokenStream::new(vec![
-                    TokenTree::token(token::Ident(Name::intern("b"), false), sp(6, 7)).into(),
-                    TokenTree::token(token::Colon, sp(8, 9)).into(),
-                    TokenTree::token(token::Ident(sym::i32, false), sp(10, 13)).into(),
-                ])
-                .into(),
-            )
-            .into(),
-            TokenTree::Delimited(
-                DelimSpan::from_pair(sp(15, 16), sp(20, 21)),
-                token::DelimToken::Brace,
-                TokenStream::new(vec![
-                    TokenTree::token(token::Ident(Name::intern("b"), false), sp(17, 18)).into(),
-                    TokenTree::token(token::Semi, sp(18, 19)).into(),
-                ])
-                .into(),
-            )
-            .into(),
-        ]);
-
-        assert_eq!(tts, expected);
-    })
-}
-
-#[test]
-fn parse_use() {
-    with_default_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);
-    })
-}
-
-#[test]
-fn parse_extern_crate() {
-    with_default_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);
-    })
-}
-
-fn get_spans_of_pat_idents(src: &str) -> Vec<Span> {
-    let item = string_to_item(src.to_string()).unwrap();
-
-    struct PatIdentVisitor {
-        spans: Vec<Span>,
-    }
-    impl<'a> visit::Visitor<'a> for PatIdentVisitor {
-        fn visit_pat(&mut self, p: &'a ast::Pat) {
-            match p.kind {
-                PatKind::Ident(_, ref ident, _) => {
-                    self.spans.push(ident.span.clone());
-                }
-                _ => {
-                    visit::walk_pat(self, p);
-                }
-            }
-        }
-    }
-    let mut v = PatIdentVisitor { spans: Vec::new() };
-    visit::walk_item(&mut v, &item);
-    return v.spans;
-}
-
-#[test]
-fn span_of_self_arg_pat_idents_are_correct() {
-    with_default_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) {} }",
-        ];
-
-        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() {
-    with_default_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() {
-    with_default_globals(|| {
-        string_to_item(
-            "pub fn mk_file_writer(path: &Path, flags: &[FileFlag])
-                -> Result<Box<Writer>, String> {
-#[cfg(windows)]
-fn wb() -> c_int {
-    (O_WRONLY | libc::consts::os::extra::O_BINARY) as c_int
-}
-
-#[cfg(unix)]
-fn wb() -> c_int { O_WRONLY as c_int }
-
-let mut fflags: c_int = wb();
-}"
-            .to_string(),
-        );
-    })
-}
-
-#[test]
-fn crlf_doc_comments() {
-    with_default_globals(|| {
-        let sess = sess();
-
-        let name_1 = FileName::Custom("crlf_source_1".to_string());
-        let source = "/// doc comment\r\nfn foo() {}".to_string();
-        let item = parse_item_from_source_str(name_1, source, &sess).unwrap().unwrap();
-        let doc = item.attrs.iter().filter_map(|at| at.doc_str()).next().unwrap();
-        assert_eq!(doc.as_str(), "/// doc comment");
-
-        let name_2 = FileName::Custom("crlf_source_2".to_string());
-        let source = "/// doc comment\r\n/// line 2\r\nfn foo() {}".to_string();
-        let item = parse_item_from_source_str(name_2, source, &sess).unwrap().unwrap();
-        let docs = item.attrs.iter().filter_map(|at| at.doc_str()).collect::<Vec<_>>();
-        let b: &[_] = &[Symbol::intern("/// doc comment"), Symbol::intern("/// line 2")];
-        assert_eq!(&docs[..], b);
-
-        let name_3 = FileName::Custom("clrf_source_3".to_string());
-        let source = "/** doc comment\r\n *  with CRLF */\r\nfn foo() {}".to_string();
-        let item = parse_item_from_source_str(name_3, source, &sess).unwrap().unwrap();
-        let doc = item.attrs.iter().filter_map(|at| at.doc_str()).next().unwrap();
-        assert_eq!(doc.as_str(), "/** doc comment\n *  with CRLF */");
-    });
-}
-
-#[test]
-fn ttdelim_span() {
-    fn parse_expr_from_source_str(
-        name: FileName,
-        source: String,
-        sess: &ParseSess,
-    ) -> PResult<'_, P<ast::Expr>> {
-        new_parser_from_source_str(sess, name, source).parse_expr()
-    }
-
-    with_default_globals(|| {
-        let sess = sess();
-        let expr = parse_expr_from_source_str(
-            PathBuf::from("foo").into(),
-            "foo!( fn main() { body } )".to_string(),
-            &sess,
-        )
-        .unwrap();
-
-        let tts: Vec<_> = match expr.kind {
-            ast::ExprKind::Mac(ref mac) => mac.args.inner_tokens().trees().collect(),
-            _ => panic!("not a macro"),
-        };
-
-        let span = tts.iter().rev().next().unwrap().span();
-
-        match sess.source_map().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
-// and read in a file for a module declaration and just parse a stub.
-// See `recurse_into_file_modules` in the parser.
-#[test]
-fn out_of_line_mod() {
-    with_default_globals(|| {
-        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.kind {
-            assert!(m.items.len() == 2);
-        } else {
-            panic!();
-        }
-    });
-}
-
-#[test]
-fn eqmodws() {
-    assert_eq!(matches_codepattern("", ""), true);
-    assert_eq!(matches_codepattern("", "a"), false);
-    assert_eq!(matches_codepattern("a", ""), false);
-    assert_eq!(matches_codepattern("a", "a"), true);
-    assert_eq!(matches_codepattern("a b", "a   \n\t\r  b"), true);
-    assert_eq!(matches_codepattern("a b ", "a   \n\t\r  b"), true);
-    assert_eq!(matches_codepattern("a b", "a   \n\t\r  b "), false);
-    assert_eq!(matches_codepattern("a   b", "a b"), true);
-    assert_eq!(matches_codepattern("ab", "a b"), false);
-    assert_eq!(matches_codepattern("a   b", "ab"), true);
-    assert_eq!(matches_codepattern(" a   b", "ab"), true);
-}
-
-#[test]
-fn pattern_whitespace() {
-    assert_eq!(matches_codepattern("", "\x0C"), false);
-    assert_eq!(matches_codepattern("a b ", "a   \u{0085}\n\t\r  b"), true);
-    assert_eq!(matches_codepattern("a b", "a   \u{0085}\n\t\r  b "), false);
-}
-
-#[test]
-fn non_pattern_whitespace() {
-    // These have the property 'White_Space' but not 'Pattern_White_Space'
-    assert_eq!(matches_codepattern("a b", "a\u{2002}b"), false);
-    assert_eq!(matches_codepattern("a   b", "a\u{2002}b"), false);
-    assert_eq!(matches_codepattern("\u{205F}a   b", "ab"), false);
-    assert_eq!(matches_codepattern("a  \u{3000}b", "ab"), false);
-}