function getAllSelectors(css) {
    let selectors = [];
    css.walkRules((rule) => {
        selectors = _.concat(selectors, rule.selector);
    });
    return selectors;
}
function getAllSelectors(css) {
    let selectors = [];
    css.walkRules((rule) => {
        selectors = _.concat(selectors, rule.selector);
    });
    return selectors;
}
function getAllSelectors ( css ) { let selectors = [ ] ; css . walkRules ( ( rule ) => { selectors = _ . concat ( selectors , rule . selector ) ; } ) ; return selectors ; }
Get all the selectors mentioned in {css}
@param  {Object} css        The postcss.Root node
@return {Array}
Get all the selectors mentioned in { css }