45 lines
859 B
JavaScript
45 lines
859 B
JavaScript
|
var postcss = require('postcss');
|
||
|
|
||
|
function shouldSetZeroBasis(basisValue) {
|
||
|
if (!basisValue) {
|
||
|
return false;
|
||
|
}
|
||
|
return basisValue === '0' || basisValue.replace(/\s/g, '') === '0px';
|
||
|
}
|
||
|
|
||
|
function properBasis(basis) {
|
||
|
if (shouldSetZeroBasis(basis)) {
|
||
|
return '0%';
|
||
|
}
|
||
|
return basis;
|
||
|
}
|
||
|
|
||
|
module.exports = function(decl) {
|
||
|
if (decl.prop === 'flex') {
|
||
|
var values = postcss.list.space(decl.value);
|
||
|
|
||
|
// set default values
|
||
|
var flexGrow = '0';
|
||
|
var flexShrink = '1';
|
||
|
var flexBasis = '0%';
|
||
|
|
||
|
if (values[0]) {
|
||
|
flexGrow = values[0];
|
||
|
}
|
||
|
|
||
|
if (values[1]) {
|
||
|
if (!isNaN(values[1])) {
|
||
|
flexShrink = values[1];
|
||
|
} else {
|
||
|
flexBasis = values[1];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (values[2]) {
|
||
|
flexBasis = values[2];
|
||
|
}
|
||
|
|
||
|
decl.value = flexGrow + ' ' + flexShrink + ' ' + properBasis(flexBasis);
|
||
|
}
|
||
|
};
|