#N/A Add gulp_not_task rule

thefuck/rules/gulp_not_task.py

@@ -0,0 +1,22 @@
+import re
+import subprocess
+from thefuck.utils import get_closest, replace_argument
+
+
+def match(command, script):
+    return command.script.startswith('gulp')\
+        and 'is not in your gulpfile' in command.stdout
+
+
+def get_gulp_tasks():
+    proc = subprocess.Popen(['gulp', '--tasks-simple'],
+                            stdout=subprocess.PIPE)
+    return [line.decode('utf-8')[:-1]
+            for line in proc.stdout.readlines()]
+
+
+def get_new_command(command, script):
+    wrong_task = re.findall(r"Task '(\w+)' is not in your gulpfile",
+                            command.stdout)[0]
+    fixed_task = get_closest(wrong_task, get_gulp_tasks())
+    return replace_argument(command.script, wrong_task, fixed_task)