Fix gradients cleaning

Author: ai

lib/hacks/gradient.js

@@ -72,7 +72,10 @@ class Gradient extends Value {
       nodes[0].value = `${num}deg`
     }
 
-    if (gradientName === 'linear-gradient' || gradientName === 'repeating-linear-gradient') {
+    if (
+      gradientName === 'linear-gradient' ||
+      gradientName === 'repeating-linear-gradient'
+    ) {
       let direction = nodes[0].value
 
       // Unitless zero for `<angle>` values are allowed in CSS gradients and transforms.
@@ -365,7 +368,16 @@ class Gradient extends Value {
    */
   old(prefix) {
     if (prefix === '-webkit-') {
-      let type = this.name === 'linear-gradient' ? 'linear' : 'radial'
+      let type
+      if (this.name === 'linear-gradient') {
+        type = 'linear'
+      } else if (this.name === 'repeating-linear-gradient') {
+        type = 'repeating-linear'
+      } else if (this.name === 'repeating-radial-gradient') {
+        type = 'repeating-radial'
+      } else {
+        type = 'radial'
+      }
       let string = '-gradient'
       let regexp = utils.regexp(
         `-webkit-(${type}-gradient|gradient\\(\\s*${type})`,