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build/node_modules/svgo/plugins/minifyStyles.js

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+'use strict';
+
+exports.type = 'perItem';
+
+exports.active = true;
+
+exports.params = {
+    svgo: {}
+};
+
+exports.description = 'minifies existing styles in svg';
+
+var csso = require('csso');
+
+/**
+ * Minifies styles (<style> element + style attribute) using svgo
+ *
+ * @param {Object} item current iteration item
+ * @return {Boolean} if false, item will be filtered out
+ *
+ * @author strarsis <strarsis@gmail.com>
+ */
+exports.fn = function(item, svgoOptions) {
+
+    if(item.elem) {
+        if(item.isElem('style') && !item.isEmpty()) {
+            var styleCss = item.content[0].text || item.content[0].cdata || [],
+                DATA = styleCss.indexOf('>') >= 0 || styleCss.indexOf('<') >= 0 ? 'cdata' : 'text';
+            if(styleCss.length > 0) {
+                var styleCssMinified = csso.minify(styleCss, svgoOptions);
+                item.content[0][DATA] = styleCssMinified.css;
+            }
+      }
+
+      if(item.hasAttr('style')) {
+          var itemCss = item.attr('style').value;
+          if(itemCss.length > 0) {
+              var itemCssMinified = csso.minifyBlock(itemCss, svgoOptions);
+              item.attr('style').value = itemCssMinified.css;
+          }
+      }
+    }
+
+    return item;
+};