18.4a3

[etc/vim.git] / black.py

diff --git a/black.py b/black.py
index aeb740226f3ee4461c7d7b81f361634d63835b07..e899f7f0908a022baa92e2c2a205de44c99d47a0 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
 
 from blib2to3.pgen2 import driver, token
 from blib2to3.pgen2.parse import ParseError
 

-__version__ = "18.4a2"
+__version__ = "18.4a3"

 DEFAULT_LINE_LENGTH = 88
 DEFAULT_LINE_LENGTH = 88

+

 # types
 syms = pygram.python_symbols
 FileContent = str
 # types
 syms = pygram.python_symbols
 FileContent = str


@@ -583,6 +584,7 @@ UNPACKING_PARENTS = {
 }
 COMPREHENSION_PRIORITY = 20
 COMMA_PRIORITY = 10
 }
 COMPREHENSION_PRIORITY = 20
 COMMA_PRIORITY = 10

+TERNARY_PRIORITY = 7

 LOGIC_PRIORITY = 5
 STRING_PRIORITY = 4
 COMPARATOR_PRIORITY = 3
 LOGIC_PRIORITY = 5
 STRING_PRIORITY = 4
 COMPARATOR_PRIORITY = 3


@@ -1055,9 +1057,6 @@ class EmptyLineTracker:
                 newlines -= 1
             return newlines, 0
 
                 newlines -= 1
             return newlines, 0
 

-        if current_line.is_flow_control:
-            return before, 1
-

         if (
             self.previous_line
             and self.previous_line.is_import
         if (
             self.previous_line
             and self.previous_line.is_import


@@ -1066,13 +1065,6 @@ class EmptyLineTracker:
         ):
             return (before or 1), 0
 
         ):
             return (before or 1), 0
 

-        if (
-            self.previous_line
-            and self.previous_line.is_yield
-            and (not current_line.is_yield or depth != self.previous_line.depth)
-        ):
-            return (before or 1), 0
-

         return before, 0
 
 
         return before, 0
 
 


@@ -1602,6 +1594,14 @@ def is_split_before_delimiter(leaf: Leaf, previous: Leaf = None) -> int:
     ):
         return COMPREHENSION_PRIORITY
 
     ):
         return COMPREHENSION_PRIORITY
 

+    if (
+        leaf.type == token.NAME
+        and leaf.value in {"if", "else"}
+        and leaf.parent
+        and leaf.parent.type == syms.test
+    ):
+        return TERNARY_PRIORITY
+

     if leaf.type == token.NAME and leaf.value in LOGIC_OPERATORS and leaf.parent:
         return LOGIC_PRIORITY
 
     if leaf.type == token.NAME and leaf.value in LOGIC_OPERATORS and leaf.parent:
         return LOGIC_PRIORITY
 


@@ -1713,6 +1713,8 @@ def split_line(
     split_funcs: List[SplitFunc]
     if line.is_def:
         split_funcs = [left_hand_split]
     split_funcs: List[SplitFunc]
     if line.is_def:
         split_funcs = [left_hand_split]

+    elif line.is_import:
+        split_funcs = [explode_split]

     elif line.inside_brackets:
         split_funcs = [delimiter_split, standalone_comment_split, right_hand_split]
     else:
     elif line.inside_brackets:
         split_funcs = [delimiter_split, standalone_comment_split, right_hand_split]
     else:


@@ -1979,6 +1981,24 @@ def standalone_comment_split(line: Line, py36: bool = False) -> Iterator[Line]:
         yield current_line
 
 
         yield current_line
 
 

+def explode_split(
+    line: Line, py36: bool = False, omit: Collection[LeafID] = ()
+) -> Iterator[Line]:
+    """Split by RHS 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:
+        yield new_lines[1]
+
+    yield new_lines[2]
+
+

 def is_import(leaf: Leaf) -> bool:
     """Return True if the given leaf starts an import statement."""
     p = leaf.parent
 def is_import(leaf: Leaf) -> bool:
     """Return True if the given leaf starts an import statement."""
     p = leaf.parent