Open temporary files with utf-8 encoding (#126)

[etc/vim.git] / black.py

diff --git a/black.py b/black.py
index 3e3ae0a1dcc33fc6eba28ad965533975b1b2a90c..587d9b35acc48642a9981423e6a81a10bddc3c37 100644 (file)
--- a/black.py
+++ b/black.py
@@ -40,7 +40,7 @@ from blib2to3 import pygram, pytree
 from blib2to3.pgen2 import driver, token
 from blib2to3.pgen2.parse import ParseError
 
-__version__ = "18.4a0"
+__version__ = "18.4a1"
 DEFAULT_LINE_LENGTH = 88
 # types
 syms = pygram.python_symbols
@@ -1498,7 +1498,7 @@ def is_split_before_delimiter(leaf: Leaf, previous: Leaf = None) -> int:
     if (
         leaf.type in VARARGS
         and leaf.parent
-        and leaf.parent.type in {syms.argument, syms.typedargslist}
+        and leaf.parent.type in {syms.argument, syms.typedargslist, syms.dictsetmaker}
     ):
         # * and ** might also be MATH_OPERATORS but in this case they are not.
         # Don't treat them as a delimiter.
@@ -1998,6 +1998,9 @@ def normalize_string_quotes(leaf: Leaf) -> None:
     else:
         new_body = escaped_orig_quote.sub(rf"\1{orig_quote}", body)
         new_body = unescaped_new_quote.sub(rf"\1\\{new_quote}", new_body)
+        # Add escapes again for consecutive occurences of new_quote (sub
+        # doesn't match overlapping substrings).
+        new_body = unescaped_new_quote.sub(rf"\1\\{new_quote}", new_body)
     if new_quote == '"""' and new_body[-1] == '"':
         # edge case:
         new_body = new_body[:-1] + '\\"'
@@ -2088,14 +2091,16 @@ def max_delimiter_priority_in_atom(node: LN) -> int:
 
     first = node.children[0]
     last = node.children[-1]
-    if first.type == token.LPAR and last.type == token.RPAR:
-        bt = BracketTracker()
-        for c in node.children[1:-1]:
-            if isinstance(c, Leaf):
-                bt.mark(c)
-            else:
-                for leaf in c.leaves():
-                    bt.mark(leaf)
+    if not (first.type == token.LPAR and last.type == token.RPAR):
+        return 0
+
+    bt = BracketTracker()
+    for c in node.children[1:-1]:
+        if isinstance(c, Leaf):
+            bt.mark(c)
+        else:
+            for leaf in c.leaves():
+                bt.mark(leaf)
     try:
         return bt.max_delimiter_priority()
 
@@ -2320,7 +2325,7 @@ def dump_to_file(*output: str) -> str:
     import tempfile
 
     with tempfile.NamedTemporaryFile(
-        mode="w", prefix="blk_", suffix=".log", delete=False
+        mode="w", prefix="blk_", suffix=".log", delete=False, encoding="utf8"
     ) as f:
         for lines in output:
             f.write(lines)