fix: consider projectDirectory in tildeImporter (#50)

Author: ccntrq

dist/launcher.js

@@ -1,6 +1,6 @@
 {
     "name": "scss-bundle",
-    "version": "2.3.1",
+    "version": "2.3.2",
     "description": "Bundling SCSS files to one bundled file.",
     "types": "@types/index.d.ts",
     "main": "index.js",

package-lock.json

@@ -107,7 +107,8 @@ export class Launcher {
 
     private tildeImporter: nodeSass.Importer = (url: string) => {
         if (url[0] === "~") {
-            const filePath = path.resolve("node_modules", url.substr(1));
+            const projectDirectory = this.config.ProjectDirectory ? this.config.ProjectDirectory : ".";
+            const filePath = path.resolve(projectDirectory + "/node_modules", url.substr(1));
             return { file: filePath };
         }
         return { file: url };