Updated patch per feedback from @pomeh

Author: dashk

src/rules/import-ie-limit.js

@@ -26,11 +26,16 @@ CSSLint.addRule({
 
         parser.addListener("import", function(event){
             count++;
+        });
+
+        parser.addListener("endstylesheet", function() {
             if (count > MAX_IMPORT_COUNT) {
-                reporter.error("Stylesheet contains > 31 @import. This is not supported in IE6-9.", event.line, event.col, rule);
+                reporter.rollupError(
+                    "Too many @import rules (" + count + "). IE6-9 supports up to 31 import per stylesheet.", 
+                    rule
+                );
             }
         });
-
     }
 
 });

tests/rules/import-ie-limit.js

@@ -6,6 +6,7 @@
         MAX_IMPORT_LIMIT = 31,
         withinLimitCss = "",
         exceedLimitCss = "",
+        greatlyExceedLimitCss = "",
         i;
 
     // Build CSS strings to be used in tests
@@ -15,21 +16,32 @@
         exceedLimitCss += IMPORT_STATEMENT;
     }
 
+    for (i = 0; i < MAX_IMPORT_LIMIT + 100; i++) {
+        greatlyExceedLimitCss += IMPORT_STATEMENT;
+    }
+
     YUITest.TestRunner.add(new YUITest.TestCase({
 
         name: "Import IE Limit Rule Error",
 
         "Using @import <= 31 times should not result in error": function(){
 
-            var result = CSSLint.verify(withinLimitCss, { "import-ie-limit": 0 });
+            var result = CSSLint.verify(withinLimitCss, { "import-ie-limit": 1 });
             Assert.areEqual(0, result.messages.length);
         },
 
         "Using @import > 31 times should result in error": function(){
             var result = CSSLint.verify(exceedLimitCss, { "import-ie-limit": 1 });
             Assert.areEqual(1, result.messages.length);
             Assert.areEqual("error", result.messages[0].type);
-            Assert.areEqual("Stylesheet contains > 31 @import. This is not supported in IE6-9.", result.messages[0].message);
+            Assert.areEqual("Too many @import rules (32). IE6-9 supports up to 31 import per stylesheet.", result.messages[0].message);
+        },
+
+        "Using @import > 31 times repeatedly should result in a single error": function(){
+            var result = CSSLint.verify(greatlyExceedLimitCss, { "import-ie-limit": 1 });
+            Assert.areEqual(1, result.messages.length);
+            Assert.areEqual("error", result.messages[0].type);
+            Assert.areEqual("Too many @import rules (131). IE6-9 supports up to 31 import per stylesheet.", result.messages[0].message);
         }
     }));