fix: resolution logic (#838)

Author: evilebottnawi

src/getSassOptions.js

@@ -57,6 +57,7 @@ function getSassOptions(loaderContext, loaderOptions, content, implementation) {
  delete options.fiber;
  }
 
+ options.file = loaderContext.resourcePath;
  options.data = loaderOptions.prependData
  ? typeof loaderOptions.prependData === 'function'
  ? `${loaderOptions.prependData(loaderContext)}\n${content}`
@@ -107,14 +108,13 @@ function getSassOptions(loaderContext, loaderOptions, content, implementation) {
  : [];
 
  options.includePaths = []
+ .concat(process.cwd())
  .concat(options.includePaths || [])
  .concat(
  process.env.SASS_PATH
  ? process.env.SASS_PATH.split(process.platform === 'win32' ? ';' : ':')
  : []
- )
- .concat(process.cwd())
- .concat(path.dirname(resourcePath));
+ );
 
  return options;
 }