fix: hide error stacktrace on Sass errors (#1069)

Author: alan-agius4

src/SassError.js

@@ -4,6 +4,11 @@ class SassError extends Error {
 
     this.name = "SassError";
 
+    // Instruct webpack to hide the JS stack from the console.
+    // Usually you're only interested in the SASS error in this case.
+    this.hideStack = true;
+    Error.captureStackTrace(this, this.constructor);
+
     if (
       typeof sassError.line !== "undefined" ||
       typeof sassError.column !== "undefined"
@@ -24,12 +29,6 @@ class SassError extends Error {
         /^Error: /,
         ""
       )}`;
-
-      // Instruct webpack to hide the JS stack from the console.
-      // Usually you're only interested in the SASS stack in this case.
-      this.hideStack = true;
-
-      Error.captureStackTrace(this, this.constructor);
     }
   }
 }