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Closes #15544

src/libsyntax/print/pprust.rs

@@ -245,146 +245,6 @@ pub fn arg_to_string(arg: &ast::Arg) -> String {
     to_string(|s| s.print_arg(arg))
 }
 
-
-
-#[cfg(stage0)]
-pub fn to_str(f: |&mut State| -> IoResult<()>) -> String {
-    let mut s = rust_printer(box MemWriter::new());
-    f(&mut s).unwrap();
-    eof(&mut s.s).unwrap();
-    unsafe {
-        // FIXME(pcwalton): A nasty function to extract the string from an `io::Writer`
-        // that we "know" to be a `MemWriter` that works around the lack of checked
-        // downcasts.
-        let (_, wr): (uint, Box<MemWriter>) = mem::transmute_copy(&s.s.out);
-        let result =
-            str::from_utf8_owned(Vec::from_slice(wr.get_ref())).unwrap();
-        mem::forget(wr);
-        result.to_string()
-    }
-}
-
-#[cfg(stage0)]
-pub fn ty_to_str(ty: &ast::Ty) -> String {
-    to_str(|s| s.print_type(ty))
-}
-
-#[cfg(stage0)]
-pub fn pat_to_str(pat: &ast::Pat) -> String {
-    to_str(|s| s.print_pat(pat))
-}
-
-#[cfg(stage0)]
-pub fn expr_to_str(e: &ast::Expr) -> String {
-    to_str(|s| s.print_expr(e))
-}
-
-#[cfg(stage0)]
-pub fn lifetime_to_str(e: &ast::Lifetime) -> String {
-    to_str(|s| s.print_lifetime(e))
-}
-
-#[cfg(stage0)]
-pub fn tt_to_str(tt: &ast::TokenTree) -> String {
-    to_str(|s| s.print_tt(tt))
-}
-
-#[cfg(stage0)]
-pub fn tts_to_str(tts: &[ast::TokenTree]) -> String {
-    to_str(|s| s.print_tts(tts))
-}
-
-#[cfg(stage0)]
-pub fn stmt_to_str(stmt: &ast::Stmt) -> String {
-    to_str(|s| s.print_stmt(stmt))
-}
-
-#[cfg(stage0)]
-pub fn item_to_str(i: &ast::Item) -> String {
-    to_str(|s| s.print_item(i))
-}
-
-#[cfg(stage0)]
-pub fn generics_to_str(generics: &ast::Generics) -> String {
-    to_str(|s| s.print_generics(generics))
-}
-
-#[cfg(stage0)]
-pub fn ty_method_to_str(p: &ast::TypeMethod) -> String {
-    to_str(|s| s.print_ty_method(p))
-}
-
-#[cfg(stage0)]
-pub fn method_to_str(p: &ast::Method) -> String {
-    to_str(|s| s.print_method(p))
-}
-
-#[cfg(stage0)]
-pub fn fn_block_to_str(p: &ast::FnDecl) -> String {
-    to_str(|s| s.print_fn_block_args(p))
-}
-
-#[cfg(stage0)]
-pub fn path_to_str(p: &ast::Path) -> String {
-    to_str(|s| s.print_path(p, false))
-}
-
-#[cfg(stage0)]
-pub fn fun_to_str(decl: &ast::FnDecl, fn_style: ast::FnStyle, name: ast::Ident,
-                  opt_explicit_self: Option<ast::ExplicitSelf_>,
-                  generics: &ast::Generics) -> String {
-    to_str(|s| {
-        try!(s.print_fn(decl, Some(fn_style), abi::Rust,
-                        name, generics, opt_explicit_self, ast::Inherited));
-        try!(s.end()); // Close the head box
-        s.end() // Close the outer box
-    })
-}
-
-#[cfg(stage0)]
-pub fn block_to_str(blk: &ast::Block) -> String {
-    to_str(|s| {
-        // containing cbox, will be closed by print-block at }
-        try!(s.cbox(indent_unit));
-        // head-ibox, will be closed by print-block after {
-        try!(s.ibox(0u));
-        s.print_block(blk)
-    })
-}
-
-#[cfg(stage0)]
-pub fn meta_item_to_str(mi: &ast::MetaItem) -> String {
-    to_str(|s| s.print_meta_item(mi))
-}
-
-#[cfg(stage0)]
-pub fn attribute_to_str(attr: &ast::Attribute) -> String {
-    to_str(|s| s.print_attribute(attr))
-}
-
-#[cfg(stage0)]
-pub fn lit_to_str(l: &ast::Lit) -> String {
-    to_str(|s| s.print_literal(l))
-}
-
-#[cfg(stage0)]
-pub fn explicit_self_to_str(explicit_self: ast::ExplicitSelf_) -> String {
-    to_str(|s| s.print_explicit_self(explicit_self, ast::MutImmutable).map(|_| {}))
-}
-
-#[cfg(stage0)]
-pub fn variant_to_str(var: &ast::Variant) -> String {
-    to_str(|s| s.print_variant(var))
-}
-
-#[cfg(stage0)]
-pub fn arg_to_str(arg: &ast::Arg) -> String {
-    to_str(|s| s.print_arg(arg))
-}
-
-
-
-
 pub fn visibility_qualified(vis: ast::Visibility, s: &str) -> String {
     match vis {
         ast::Public => format!("pub {}", s),