From aa15289a9370c458951a1f3815212552a77c86a3 Mon Sep 17 00:00:00 2001
From: Vincent De Oliveira <vincent@iamvdo.me>
Date: Thu, 12 Feb 2015 19:11:05 +0100
Subject: [PATCH] Properly clone nodes in `ignoredAtRules` (fix #21 when
 `parent` is undefined)

---
 index.js      |  8 ++++++--
 test/index.js | 11 +++++++++++
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index ef8bba37..f2b1f83b 100755
--- a/index.js
+++ b/index.js
@@ -109,7 +109,7 @@ function addIgnoredAtRulesOnTop(styles, ignoredAtRules) {
       styles.nodes.unshift(ignoredAtRule)
     }
 
-    if (first) {
+    if (first && first.before !== undefined) {
       first.before = "\n\n" + first.before
     }
   }
@@ -126,13 +126,17 @@ function readAtImport(atRule, options, cb, importedFiles, ignoredAtRules, media)
   // @todo extract what can be interesting from this one
   var parsedAtImport = parseImport(atRule.params, atRule.source)
 
+
+
   // adjust media according to current scope
   media = parsedAtImport.media ? (media ? media + " and " : "") + parsedAtImport.media : (media ? media : null)
 
   // just update protocol base uri (protocol://url) or protocol-relative (//url) if media needed
   if (parsedAtImport.uri.match(/^(?:[a-z]+:)?\/\//i)) {
     parsedAtImport.media = media
-    ignoredAtRules.push([atRule, parsedAtImport])
+    var atRuleCloned = atRule.clone()
+    atRuleCloned.parent = atRule.parent.clone()
+    ignoredAtRules.push([atRuleCloned, parsedAtImport])
     atRule.removeSelf()
     return
   }
diff --git a/test/index.js b/test/index.js
index 2d89d5bb..b74c3085 100755
--- a/test/index.js
+++ b/test/index.js
@@ -63,9 +63,20 @@ test("@import", function(t) {
       "should not fail with only one absolute import"
   )
 
+  base = "@import url('http://');\n@import 'test/fixtures/imports/foo.css';";
+  t.equal(
+    postcss()
+      .use(atImport())
+      .process(base)
+      .css.trim(),
+      "@import url('http://');\nfoo {}",
+      "should not fail with absolute and local import"
+  )
+
   t.end()
 })
 
+
 test("@import error output", function(t) {
   var file = importsDir + "/import-missing.css"
   t.throws(