Asyncify nim

1 files changed, 13 insertions, 14 deletions

diff --git a/lib/compilers/nim.js b/lib/compilers/nim.js
index b9de53645..de920d9d7 100644
--- a/lib/compilers/nim.js
+++ b/lib/compilers/nim.js
@@ -91,22 +91,21 @@ class NimCompiler extends BaseCompiler {
         return path.join(cacheDir, resultName);
     }
 
-    postProcess(result, outputFilename, filters) {
-        let options = result.compilationOptions;
-        let setup = Promise.resolve("");
+    async postProcess(result, outputFilename, filters) {
+        const options = result.compilationOptions;
         const cacheDir = this.cacheDir(outputFilename);
-        const cleanup = () => fs.remove(cacheDir);
-
-        if (_.intersection(options, ["js", "check"]).length)
-            filters.binary = false;
-        else {
-            filters.binary = true;
-            const objFile = this.getCacheFile(options, result.inputFilename, cacheDir);
-            setup = fs.move(objFile, outputFilename);
+        try {
+            if (_.intersection(options, ["js", "check"]).length)
+                filters.binary = false;
+            else {
+                filters.binary = true;
+                const objFile = this.getCacheFile(options, result.inputFilename, cacheDir);
+                await fs.move(objFile, outputFilename);
+            }
+            return super.postProcess(result, outputFilename, filters);
+        } finally {
+            await fs.remove(cacheDir);
         }
-
-        const postProcess = () => super.postProcess(result, outputFilename, filters);
-        return setup.then(postProcess).finally(cleanup);
     }
 
     getSharedLibraryPathsAsArguments(/*libraries*/) {