Support //# as a pragma

Author: mattrobenolt

sourcemap/__init__.py

@@ -35,8 +35,9 @@ def discover(source):
         possibilities = source
 
     for line in set(possibilities):
-        if line[:21] == '//@ sourceMappingURL=':
-            # We want everything AFTER the indicator, which is 21 chars long
+        pragma = line[:21]
+        if pragma == '//# sourceMappingURL=' or pragma == '//@ sourceMappingURL=':
+            # We want everything AFTER the pragma, which is 21 chars long
             return line[21:].rstrip()
     # XXX: Return None or raise an exception?
     return None

tests/test_init.py

@@ -12,6 +12,15 @@ def test_finds_sourcemap(self):
 this is some code
 it's really awesome
 //@ sourceMappingURL=file.js
+"""
+        self.assertFoundSourcemap(fixture, 'file.js')
+
+    def test_finds_sourcemap_alt(self):
+        fixture = """
+hey
+this is some code
+it's really awesome
+//# sourceMappingURL=file.js
 """
         self.assertFoundSourcemap(fixture, 'file.js')