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31 lines
968 B
31 lines
968 B
function removeItemAndRedundantWhiteSpace(list, item) {
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var prev = item.prev;
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var next = item.next;
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if (next !== null) {
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if (next.data.type === 'WhiteSpace' && (prev === null || prev.data.type === 'WhiteSpace')) {
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list.remove(next);
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}
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} else if (prev !== null && prev.data.type === 'WhiteSpace') {
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list.remove(prev);
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}
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list.remove(item);
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}
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module.exports = function compressBorder(node) {
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node.children.each(function(node, item, list) {
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if (node.type === 'Identifier' && node.name.toLowerCase() === 'none') {
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if (list.head === list.tail) {
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// replace `none` for zero when `none` is a single term
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item.data = {
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type: 'Number',
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loc: node.loc,
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value: '0'
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};
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} else {
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removeItemAndRedundantWhiteSpace(list, item);
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}
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}
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});
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};
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