Disable universal newlines when reading TOML (#2408)

[etc/vim.git] / src / black / mode.py

diff --git a/src/black/mode.py b/src/black/mode.py
index 3c167569498172daa48560f863059da02fa2ba9b..bd4428add66a22bb6f7db0bca6082a33f28df5bd 100644 (file)
--- a/src/black/mode.py
+++ b/src/black/mode.py
@@ -4,11 +4,18 @@ Mostly around Python language feature support per version and Black configuratio
 chosen by the user.
 """
 
 chosen by the user.
 """
 

+import sys
+

 from dataclasses import dataclass, field
 from enum import Enum
 from operator import attrgetter
 from typing import Dict, Set
 
 from dataclasses import dataclass, field
 from enum import Enum
 from operator import attrgetter
 from typing import Dict, Set
 

+if sys.version_info < (3, 8):
+    from typing_extensions import Final
+else:
+    from typing import Final
+

 from black.const import DEFAULT_LINE_LENGTH
 
 
 from black.const import DEFAULT_LINE_LENGTH
 
 


@@ -42,8 +49,13 @@ class Feature(Enum):
     POS_ONLY_ARGUMENTS = 9
     RELAXED_DECORATORS = 10
     PATTERN_MATCHING = 11
     POS_ONLY_ARGUMENTS = 9
     RELAXED_DECORATORS = 10
     PATTERN_MATCHING = 11

+    UNPACKING_ON_FLOW = 12
+    ANN_ASSIGN_EXTENDED_RHS = 13

     FORCE_OPTIONAL_PARENTHESES = 50
 
     FORCE_OPTIONAL_PARENTHESES = 50
 

+    # __future__ flags
+    FUTURE_ANNOTATIONS = 51
+

     # temporary for Python 2 deprecation
     PRINT_STMT = 200
     EXEC_STMT = 201
     # temporary for Python 2 deprecation
     PRINT_STMT = 200
     EXEC_STMT = 201


@@ -55,6 +67,11 @@ class Feature(Enum):
     BACKQUOTE_REPR = 207
 
 
     BACKQUOTE_REPR = 207
 
 

+FUTURE_FLAG_TO_FEATURE: Final = {
+    "annotations": Feature.FUTURE_ANNOTATIONS,
+}
+
+

 VERSION_TO_FEATURES: Dict[TargetVersion, Set[Feature]] = {
     TargetVersion.PY27: {
         Feature.ASYNC_IDENTIFIERS,
 VERSION_TO_FEATURES: Dict[TargetVersion, Set[Feature]] = {
     TargetVersion.PY27: {
         Feature.ASYNC_IDENTIFIERS,


@@ -89,6 +106,7 @@ VERSION_TO_FEATURES: Dict[TargetVersion, Set[Feature]] = {
         Feature.TRAILING_COMMA_IN_CALL,
         Feature.TRAILING_COMMA_IN_DEF,
         Feature.ASYNC_KEYWORDS,
         Feature.TRAILING_COMMA_IN_CALL,
         Feature.TRAILING_COMMA_IN_DEF,
         Feature.ASYNC_KEYWORDS,

+        Feature.FUTURE_ANNOTATIONS,

     },
     TargetVersion.PY38: {
         Feature.UNICODE_LITERALS,
     },
     TargetVersion.PY38: {
         Feature.UNICODE_LITERALS,


@@ -97,8 +115,11 @@ VERSION_TO_FEATURES: Dict[TargetVersion, Set[Feature]] = {
         Feature.TRAILING_COMMA_IN_CALL,
         Feature.TRAILING_COMMA_IN_DEF,
         Feature.ASYNC_KEYWORDS,
         Feature.TRAILING_COMMA_IN_CALL,
         Feature.TRAILING_COMMA_IN_DEF,
         Feature.ASYNC_KEYWORDS,

+        Feature.FUTURE_ANNOTATIONS,

         Feature.ASSIGNMENT_EXPRESSIONS,
         Feature.POS_ONLY_ARGUMENTS,
         Feature.ASSIGNMENT_EXPRESSIONS,
         Feature.POS_ONLY_ARGUMENTS,

+        Feature.UNPACKING_ON_FLOW,
+        Feature.ANN_ASSIGN_EXTENDED_RHS,

     },
     TargetVersion.PY39: {
         Feature.UNICODE_LITERALS,
     },
     TargetVersion.PY39: {
         Feature.UNICODE_LITERALS,


@@ -107,11 +128,26 @@ VERSION_TO_FEATURES: Dict[TargetVersion, Set[Feature]] = {
         Feature.TRAILING_COMMA_IN_CALL,
         Feature.TRAILING_COMMA_IN_DEF,
         Feature.ASYNC_KEYWORDS,
         Feature.TRAILING_COMMA_IN_CALL,
         Feature.TRAILING_COMMA_IN_DEF,
         Feature.ASYNC_KEYWORDS,

+        Feature.FUTURE_ANNOTATIONS,

         Feature.ASSIGNMENT_EXPRESSIONS,
         Feature.RELAXED_DECORATORS,
         Feature.POS_ONLY_ARGUMENTS,
         Feature.ASSIGNMENT_EXPRESSIONS,
         Feature.RELAXED_DECORATORS,
         Feature.POS_ONLY_ARGUMENTS,

+        Feature.UNPACKING_ON_FLOW,
+        Feature.ANN_ASSIGN_EXTENDED_RHS,

     },
     TargetVersion.PY310: {
     },
     TargetVersion.PY310: {

+        Feature.UNICODE_LITERALS,
+        Feature.F_STRINGS,
+        Feature.NUMERIC_UNDERSCORES,
+        Feature.TRAILING_COMMA_IN_CALL,
+        Feature.TRAILING_COMMA_IN_DEF,
+        Feature.ASYNC_KEYWORDS,
+        Feature.FUTURE_ANNOTATIONS,
+        Feature.ASSIGNMENT_EXPRESSIONS,
+        Feature.RELAXED_DECORATORS,
+        Feature.POS_ONLY_ARGUMENTS,
+        Feature.UNPACKING_ON_FLOW,
+        Feature.ANN_ASSIGN_EXTENDED_RHS,

         Feature.PATTERN_MATCHING,
     },
 }
         Feature.PATTERN_MATCHING,
     },
 }