first commit

build/node_modules/csso/lib/compressor/clean/Space.js

@@ -0,0 +1,16 @@
+function canCleanWhitespace(node) {
+    if (node.type !== 'Operator') {
+        return false;
+    }
+
+    return node.value !== '+' && node.value !== '-';
+}
+
+module.exports = function cleanWhitespace(node, item, list) {
+    var prev = item.prev && item.prev.data;
+    var next = item.next && item.next.data;
+
+    if (canCleanWhitespace(prev) || canCleanWhitespace(next)) {
+        list.remove(item);
+    }
+};