From 38e3c361f1f1b6e5a18ee6a7ae3458907f3af71a Mon Sep 17 00:00:00 2001
From: Bogdan Chadkin <trysound@yandex.ru>
Date: Sun, 12 Jul 2015 22:32:17 +0300
Subject: [PATCH] Fixed sourcemaps with different file.base

---
 index.js     |  2 +-
 test/main.js | 22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 93f46c3..f881870 100644
--- a/index.js
+++ b/index.js
@@ -74,7 +74,7 @@ var gulpSass = function gulpSass(options, sync) {
         // Grab the stdout and transform it into stdin
         sassMapFile = sassMap.file.replace('stdout', 'stdin');
         // Grab the base file name that's being worked on
-        sassFileSrc = file.path.split('/').pop();
+        sassFileSrc = file.relative;
         // Replace the stdin with the original file name
         sassMap.sources[sassMap.sources.indexOf(sassMapFile)] = sassFileSrc;
         // Replace the map file with the original file name (but new extension)
diff --git a/test/main.js b/test/main.js
index 5c2ba60..5fe1a7b 100644
--- a/test/main.js
+++ b/test/main.js
@@ -415,6 +415,28 @@ describe('gulp-sass -- sync compile', function() {
       .on('end', done);
   });
 
+  it('should work with gulp-sourcemaps and autoprefixer with different file.base', function(done) {
+    var expectedSources = [
+      'includes/_cats.scss',
+      'includes/_dogs.sass',
+      'scss/inheritance.scss'
+    ];
+
+    gulp.src(path.join(__dirname, '/scss/inheritance.scss'), { 'base': 'test' })
+      .pipe(sourcemaps.init())
+      .pipe(sass.sync())
+      .pipe(tap(function(file) {
+        should.exist(file.sourceMap);
+        file.sourceMap.sources.should.eql(expectedSources);
+      }))
+      .pipe(postcss([autoprefixer()]))
+      .pipe(tap(function(file) {
+        should.exist(file.sourceMap);
+        file.sourceMap.sources.should.eql(expectedSources);
+      }))
+      .on('end', done);
+  });
+
   it('should work with empty files', function(done) {
     gulp.src(path.join(__dirname, '/scss/empty.scss'))
       .pipe(sass.sync())