fix regression with jsifying code - all dimensions would be rounded. Fixes #2057

Author: lukeapage

lib/less/tree.js

@@ -43,9 +43,9 @@ tree.find = function (obj, fun) {
 
 tree.jsify = function (obj) {
     if (Array.isArray(obj.value) && (obj.value.length > 1)) {
-        return '[' + obj.value.map(function (v) { return v.toCSS(false); }).join(', ') + ']';
+        return '[' + obj.value.map(function (v) { return v.toCSS(); }).join(', ') + ']';
     } else {
-        return obj.toCSS(false);
+        return obj.toCSS();
     }
 };
 

test/css/javascript.css

@@ -21,3 +21,8 @@
   ary: "1, 2, 3";
   ary1: "1, 2, 3";
 }
+.test-tran {
+  1: opacity 0.3s ease-in 0.3s, max-height 0.6s linear, margin-bottom 0.4s linear;
+  2: [opacity 0.3s ease-in 0.3s, max-height 0.6s linear, margin-bottom 0.4s linear];
+  3: opacity 0.3s ease-in 0.3s, max-height 0.6s linear, margin-bottom 0.4s linear;
+}

test/less/javascript.less

@@ -27,3 +27,12 @@
     ary: `@{ary}.join(', ')`;
     ary1: `@{ary2}.join(', ')`;
 }
+.transitions(...) {
+  @arg: ~`"@{arguments}".replace(/[\[\]]*/g, '')`;
+  1: @arg;              // rounded to integers
+  2: ~`"@{arguments}"`; // rounded to integers
+  3: @arguments;        // OK
+}
+.test-tran {
+  .transitions(opacity 0.3s ease-in 0.3s, max-height 0.6s linear, margin-bottom 0.4s linear;);
+}