made parser reentrant for import support

benchmark/less-benchmark.js

@@ -17,7 +17,7 @@ fs.stat(file, function (e, stats) {
 
             start = new(Date);
 
-            less.parser.parse(data, function (err, tree) {
+            new(less.Parser)().parse(data, function (err, tree) {
                 end = new(Date);
 
                 total = end - start;

bin/lessc

@@ -42,7 +42,9 @@ fs.stat(input, function (e, stats) {
     }
     fs.open(input, process.O_RDONLY, stats.mode, function (e, fd) {
         fs.read(fd, stats.size, 0, "utf8", function (e, data) {
-            less.parser.parse(data, function (err, tree) {
+            new(less.Parser)({
+                paths: [path.dirname(input)]
+            }).parse(data, function (err, tree) {
                 if (err) {
                     process.stdio.writeError(err);
                 } else {

test/less-test.js

@@ -42,7 +42,9 @@ function toCSS(path, callback) {
     read(path, function (e, str) {
         if (e) { return callback(e) }
 
-        less.parser.parse(str, function (err, tree) {
+        new(less.Parser)({
+            paths: [require('path').dirname(path)]
+        }).parse(str, function (err, tree) {
             if (err) {
                 callback(err);
             } else {