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