2012-12-03 18:48:01 -06:00
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// 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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2012-07-04 16:53:12 -05:00
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//! Escapes text sequences
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2012-03-16 14:20:29 -05:00
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2012-11-19 20:00:12 -06:00
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pub fn mk_pass() -> Pass {
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2012-07-14 00:57:48 -05:00
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text_pass::mk_pass(~"escape", escape)
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2012-03-16 14:20:29 -05:00
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}
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2012-07-14 00:57:48 -05:00
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fn escape(s: ~str) -> ~str {
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str::replace(s, ~"\\", ~"\\\\")
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2012-03-16 14:20:29 -05:00
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}
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#[test]
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fn should_escape_backslashes() {
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2012-07-14 00:57:48 -05:00
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let s = ~"\\n";
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2012-03-16 14:20:29 -05:00
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let r = escape(s);
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2012-07-14 00:57:48 -05:00
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assert r == ~"\\\\n";
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2012-03-16 14:20:29 -05:00
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}
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