39 lines
1.1 KiB
Rust
39 lines
1.1 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use core::io::WriterUtil;
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use core::prelude::*;
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use ast;
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use codemap;
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use ext::base::*;
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use ext::base;
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use print;
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pub fn expand_syntax_ext(cx: ext_ctxt,
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sp: codemap::span,
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tt: &[ast::token_tree])
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-> base::MacResult {
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cx.print_backtrace();
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io::stdout().write_line(
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print::pprust::tt_to_str(
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ast::tt_delim(vec::from_slice(tt)),
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cx.parse_sess().interner));
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//trivial expression
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MRExpr(@ast::expr {
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id: cx.next_id(),
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callee_id: cx.next_id(),
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node: ast::expr_rec(~[], option::None),
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span: sp,
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})
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}
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