Trim Custom Property values when possible (fixes #393)

css · Nov 26, 2020 · 0f2bd49 · 0f2bd49
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## next
 
+- Trim Custom Property values when possible (#393)
 - Fixed removing unit for zero-length dimentions in `min()`, `max()` and `clamp()` functions (#426)
 - Fixed crash on bad value in TRBL declaration value (#412)
 

diff --git a/lib/clean/Declaration.js b/lib/clean/Declaration.js
@@ -1,5 +1,14 @@
+var property = require('css-tree').property;
+
 module.exports = function cleanDeclartion(node, item, list) {
     if (node.value.children && node.value.children.isEmpty()) {
         list.remove(item);
+        return;
+    }
+
+    if (property(node.property).custom) {
+        if (/\S/.test(node.value.value)) {
+            node.value.value = node.value.value.trim();
+        }
     }
 };
diff --git a/test/fixture/compress/custom-property.min.css b/test/fixture/compress/custom-property.min.css