fix install error

nanjingboy · Oct 8, 2018 · 09228c9 · 09228c9
1 parent fbf10b8
commit 09228c9
Showing 1 changed file with 11 additions and 6 deletions.
diff --git a/lib/install.js b/lib/install.js
@@ -16,11 +16,9 @@ function getNodeCachePath(version) {
 
 function downloadNode(version, callback) {
     var nodeCachePath = getNodeCachePath(version);
-
     if (fs.existsSync(nodeCachePath)) {
         return callback(true);
     }
-
     console.log('Downloading Node %s... '.green, version);
     async.waterfall(
         [
@@ -41,7 +39,6 @@ function downloadNode(version, callback) {
             }
             request.get(url, function(error, response, data) {
                 var status = true;
-
                 if (error !== null || response.statusCode !== 200) {
                     status = false;
                     fs.unlinkSync(nodeCachePath);
@@ -67,7 +64,6 @@ function install(targetPath, version) {
         extract(nodeCachePath, { dir: targetPath }, function(error) {
             if (error) {
                 rmdir(path.join(targetPath, nodeFileName), function(err, dirs, files) {
-                    fs.unlinkSync(nodeCachePath);
                     console.log('Node %s installed failed', version);
                 });
             } else {
@@ -84,7 +80,6 @@ function install(targetPath, version) {
 module.exports = function(version) {
     var nodeDir,
         versionParts;
-
     version = common.replaceVersion(version);
     versionParts = _.map(version.split('.'), function(index) {
         return parseInt(index.replace('v', ''));
@@ -109,7 +104,17 @@ module.exports = function(version) {
         ],
         function(status) {
             if (status === true) {
-                install(path.join(nodeDir, '..'), version);
+                if (fs.existsSync(nodeDir)) {
+                    rmdir(nodeDir, function(err, dirs, files) {
+                        if (err) {
+                            console.log('Node %s installed failed', version);
+                        } else {
+                            install(path.join(nodeDir, '..'), version);
+                        }
+                    });
+                } else {
+                    install(path.join(nodeDir, '..'), version);
+                }
             }
         }
     );