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replace .len() == 0 with is_empty()

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closes #7198
This commit is contained in:
João Oliveira 2015-08-14 03:55:02 +01:00
parent f5e97ef1b5
commit 9c11781880
20 changed files with 25 additions and 29 deletions
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8
components/util/str.rs
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@ -121,14 +121,14 @@ pub enum LengthOrPercentageOrAuto {
/// Parses a length per HTML5 § 2.4.4.4. If unparseable, `Auto` is returned.
pub fn parse_length(mut value: &str) -> LengthOrPercentageOrAuto {
value = value.trim_left_matches(WHITESPACE);
if value.len() == 0 {
if value.is_empty() {
return LengthOrPercentageOrAuto::Auto
}
if value.starts_with("+") {
value = &value[1..]
}
value = value.trim_left_matches('0');
if value.len() == 0 {
if value.is_empty() {
return LengthOrPercentageOrAuto::Auto
}
@ -171,7 +171,7 @@ pub fn parse_length(mut value: &str) -> LengthOrPercentageOrAuto {
/// Parses a legacy color per HTML5 § 2.4.6. If unparseable, `Err` is returned.
pub fn parse_legacy_color(mut input: &str) -> Result<RGBA,()> {
// Steps 1 and 2.
if input.len() == 0 {
if input.is_empty() {
return Err(())
}
@ -243,7 +243,7 @@ pub fn parse_legacy_color(mut input: &str) -> Result<RGBA,()> {
let mut input = new_input;
// Step 11.
while input.len() == 0 || (input.len() % 3) != 0 {
while input.is_empty() || (input.len() % 3) != 0 {
input.push(b'0')
}