18.4a4 hotfix: don't populate the cache on --check

[etc/vim.git] / black.py

diff --git a/black.py b/black.py
index 21e37435105164883391ecabe83e1f3510e24434..4c5f0f0c2590d476e53fdb3f5d19ed3152928a06 100644 (file)
--- a/black.py
+++ b/black.py
@@ -43,8 +43,9 @@ from blib2to3 import pygram, pytree
 from blib2to3.pgen2 import driver, token
 from blib2to3.pgen2.parse import ParseError
 
-__version__ = "18.4a2"
+__version__ = "18.4a4"
 DEFAULT_LINE_LENGTH = 88
+
 # types
 syms = pygram.python_symbols
 FileContent = str
@@ -244,7 +245,7 @@ def reformat_one(
                 )
             ):
                 changed = Changed.YES
-            if write_back != WriteBack.DIFF and changed is not Changed.NO:
+            if write_back == WriteBack.YES and changed is not Changed.NO:
                 write_cache(cache, [src], line_length)
         report.done(src, changed)
     except Exception as exc:
@@ -311,7 +312,7 @@ async def schedule_formatting(
 
     if cancelled:
         await asyncio.gather(*cancelled, loop=loop, return_exceptions=True)
-    if write_back != WriteBack.DIFF and formatted:
+    if write_back == WriteBack.YES and formatted:
         write_cache(cache, formatted, line_length)
 
 
@@ -1983,13 +1984,14 @@ def standalone_comment_split(line: Line, py36: bool = False) -> Iterator[Line]:
 def explode_split(
     line: Line, py36: bool = False, omit: Collection[LeafID] = ()
 ) -> Iterator[Line]:
-    """Split by RHS and immediately split contents by a delimiter."""
+    """Split by rightmost bracket and immediately split contents by a delimiter."""
     new_lines = list(right_hand_split(line, py36, omit))
     if len(new_lines) != 3:
         yield from new_lines
         return
 
     yield new_lines[0]
+
     try:
         yield from delimiter_split(new_lines[1], py36)
     except CannotSplit: