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Get rid of some cloning

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This commit is contained in:
David Zbarsky 2015-08-15 01:11:55 -04:00
parent dcac654057
commit 53e8f7d823
1 changed files with 5 additions and 7 deletions
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12
components/style/values.rs
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@ -502,9 +502,8 @@ pub mod specified {
}
fn simplify_sum_to_number(node: &CalcSumNode) -> Option<CSSFloat> {
let node = node.clone();
let mut sum = 0.;
for product in node.products {
for product in &node.products {
match Calc::simplify_product_to_number(product) {
Some(number) => sum += number,
_ => return None
@ -513,10 +512,10 @@ pub mod specified {
Some(sum)
}
fn simplify_product_to_number(node: CalcProductNode) -> Option<CSSFloat> {
fn simplify_product_to_number(node: &CalcProductNode) -> Option<CSSFloat> {
let mut product = 1.;
for value in node.values {
match Calc::simplify_value_to_number(&value) {
for value in &node.values {
match Calc::simplify_value_to_number(value) {
Some(number) => product *= number,
_ => return None
}
@ -526,8 +525,7 @@ pub mod specified {
fn simplify_products_in_sum(node: &CalcSumNode) -> Result<SimplifiedValueNode, ()> {
let mut simplified = Vec::new();
let node = node.clone();
for product in node.products {
for product in &node.products {
match try!(Calc::simplify_product(product)) {
SimplifiedValueNode::Sum(box sum) => simplified.push_all(&sum.values),
val => simplified.push(val),