fix: prefer sass/scss/css extensions (#711)

lib/loader.js

@@ -12,6 +12,23 @@ const normalizeOptions = require('./normalizeOptions');
 
 let nodeSassJobQueue = null;
 
+// Very hacky check
+function hasGetResolve(loaderContext) {
+  return (
+    loaderContext.getResolve &&
+    // eslint-disable-next-line no-underscore-dangle
+    loaderContext._compiler &&
+    // eslint-disable-next-line no-underscore-dangle
+    loaderContext._compiler.resolverFactory &&
+    // eslint-disable-next-line no-underscore-dangle
+    loaderContext._compiler.resolverFactory._create &&
+    /cachedCleverMerge/.test(
+      // eslint-disable-next-line no-underscore-dangle
+      loaderContext._compiler.resolverFactory._create.toString()
+    )
+  );
+}
+
 /**
  * The sass-loader makes node-sass and dart-sass available to webpack modules.
  *
@@ -37,8 +54,8 @@ function sassLoader(content) {
 
   let resolve = pify(this.resolve);
 
-  // Supported since v4.27.0
-  if (this.getResolve) {
+  // Supported since v4.36.0
+  if (hasGetResolve(self)) {
     resolve = this.getResolve({
       mainFields: ['sass', 'style', '...'],
       extensions: ['.scss', '.sass', '.css', '...'],