]>
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1 // Copyright 2013 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
13 //! This module contains one unit-struct which can be used to HTML-escape a
14 //! string of text (for use in a format string).
18 /// Wrapper struct which will emit the HTML-escaped version of the contained
19 /// string when passed to a format string.
20 pub struct Escape
<'a
>(pub &'a
str);
22 impl<'a
> fmt
::Display
for Escape
<'a
> {
23 fn fmt(&self, fmt
: &mut fmt
::Formatter
) -> fmt
::Result
{
24 // Because the internet is always right, turns out there's not that many
25 // characters to escape: http://stackoverflow.com/questions/7381974
26 let Escape(s
) = *self;
29 for (i
, ch
) in s
.bytes().enumerate() {
31 '
<'
| '
>'
| '
&'
| '
\''
| '
"' => {
32 fmt.write_str(&pile_o_bits[last.. i])?;
33 let s = match ch as char {
49 fmt
.write_str(&pile_o_bits
[last
..])?
;