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Merge pull request #3227 from Ms2ger/3208-parse-integer

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Correct the iterator adaptors used in parsing integers (fixes #3208); r=jdm+Manishearth
This commit is contained in:
Ms2ger 2014-09-07 15:11:41 +02:00
commit 383c754b60
4 changed files with 14 additions and 14 deletions
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14
src/components/util/str.rs
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@ -51,10 +51,10 @@ pub fn split_html_space_chars<'a>(s: &'a str) -> Filter<'a, &'a str, CharSplits<
/// <http://www.whatwg.org/html/#rules-for-parsing-integers> or
/// <http://www.whatwg.org/html/#rules-for-parsing-non-negative-integers>.
fn do_parse_integer<T: Iterator<char>>(input: T) -> Option<i64> {
fn as_ascii_digit(c: char) -> Option<i64> {
match c {
'0'..'9' => Some(c as i64 - '0' as i64),
_ => None,
fn is_ascii_digit(c: &char) -> bool {
match *c {
'0'..'9' => true,
_ => false,
}
}
@ -77,11 +77,13 @@ fn do_parse_integer<T: Iterator<char>>(input: T) -> Option<i64> {
};
match input.peek() {
Some(&c) if as_ascii_digit(c).is_some() => (),
Some(c) if is_ascii_digit(c) => (),
_ => return None,
}
let value = input.filter_map(as_ascii_digit).fuse().fold(Some(0i64), |accumulator, d| {
let value = input.take_while(is_ascii_digit).map(|d| {
d as i64 - '0' as i64
}).fold(Some(0i64), |accumulator, d| {
accumulator.and_then(|accumulator| {
accumulator.checked_mul(&10)
}).and_then(|accumulator| {

6
src/test/wpt/metadata/html/dom/reflection-embedded.html.ini
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@ -20376,9 +20376,6 @@
[canvas.width: setAttribute() to 4294967295 followed by IDL get]
expected: FAIL
[canvas.width: setAttribute() to 1.5 followed by IDL get]
expected: FAIL
[canvas.width: setAttribute() to object "3" followed by getAttribute()]
expected: FAIL
@ -20391,9 +20388,6 @@
[canvas.height: setAttribute() to 4294967295 followed by IDL get]
expected: FAIL
[canvas.height: setAttribute() to 1.5 followed by IDL get]
expected: FAIL
[canvas.height: setAttribute() to object "3" followed by getAttribute()]
expected: FAIL

4
src/test/wpt/metadata/html/semantics/embedded-content/the-canvas-element/size.attributes.parse.decimal.html.ini
View file

@ -1,3 +1,5 @@
[size.attributes.parse.decimal.html]
type: testharness
expected: TIMEOUT
[Parsing of non-negative integers]
expected: FAIL

4
src/test/wpt/metadata/html/semantics/embedded-content/the-canvas-element/size.attributes.setAttribute.decimal.html.ini
View file

@ -1,3 +1,5 @@
[size.attributes.setAttribute.decimal.html]
type: testharness
expected: TIMEOUT
[Parsing of non-negative integers in setAttribute]
expected: FAIL