src = src.resolve()
if src in cache and cache[src] == get_cache_info(src):
changed = Changed.CACHED
- if (
- changed is not Changed.CACHED
- and format_file_in_place(
- src, line_length=line_length, fast=fast, write_back=write_back
- )
+ if changed is not Changed.CACHED and format_file_in_place(
+ src, line_length=line_length, fast=fast, write_back=write_back
):
changed = Changed.YES
if write_back == WriteBack.YES and changed is not Changed.NO:
manager = Manager()
lock = manager.Lock()
tasks = {
- src: loop.run_in_executor(
+ loop.run_in_executor(
executor, format_file_in_place, src, line_length, fast, write_back, lock
- )
- for src in sources
+ ): src
+ for src in sorted(sources)
}
- _task_values = list(tasks.values())
+ pending: Iterable[asyncio.Task] = tasks.keys()
try:
- loop.add_signal_handler(signal.SIGINT, cancel, _task_values)
- loop.add_signal_handler(signal.SIGTERM, cancel, _task_values)
+ loop.add_signal_handler(signal.SIGINT, cancel, pending)
+ loop.add_signal_handler(signal.SIGTERM, cancel, pending)
except NotImplementedError:
# There are no good alternatives for these on Windows
pass
- await asyncio.wait(_task_values)
- for src, task in tasks.items():
- if not task.done():
- report.failed(src, "timed out, cancelling")
- task.cancel()
- cancelled.append(task)
- elif task.cancelled():
- cancelled.append(task)
- elif task.exception():
- report.failed(src, str(task.exception()))
- else:
- formatted.append(src)
- report.done(src, Changed.YES if task.result() else Changed.NO)
-
+ while pending:
+ done, _ = await asyncio.wait(pending, return_when=asyncio.FIRST_COMPLETED)
+ for task in done:
+ src = tasks.pop(task)
+ if task.cancelled():
+ cancelled.append(task)
+ elif task.exception():
+ report.failed(src, str(task.exception()))
+ else:
+ formatted.append(src)
+ report.done(src, Changed.YES if task.result() else Changed.NO)
if cancelled:
await asyncio.gather(*cancelled, loop=loop, return_exceptions=True)
if write_back == WriteBack.YES and formatted:
)
@property
- def is_trivial_class(self) -> bool:
+ def is_stub_class(self) -> bool:
"""Is this line a class definition with a body consisting only of "..."?"""
return (
self.is_class
second_leaf: Optional[Leaf] = self.leaves[1]
except IndexError:
second_leaf = None
- return (
- (first_leaf.type == token.NAME and first_leaf.value == "def")
- or (
- first_leaf.type == token.ASYNC
- and second_leaf is not None
- and second_leaf.type == token.NAME
- and second_leaf.value == "def"
- )
+ return (first_leaf.type == token.NAME and first_leaf.value == "def") or (
+ first_leaf.type == token.ASYNC
+ and second_leaf is not None
+ and second_leaf.type == token.NAME
+ and second_leaf.value == "def"
)
@property
and subscript_start.type == syms.subscriptlist
):
subscript_start = child_towards(subscript_start, leaf)
- return (
- subscript_start is not None
- and any(n.type in TEST_DESCENDANTS for n in subscript_start.pre_order())
+ return subscript_start is not None and any(
+ n.type in TEST_DESCENDANTS for n in subscript_start.pre_order()
)
def __str__(self) -> str:
if self.previous_line.depth > current_line.depth:
newlines = 1
elif current_line.is_class or self.previous_line.is_class:
- if (
- current_line.is_trivial_class
- and self.previous_line.is_trivial_class
- ):
+ if current_line.is_stub_class and self.previous_line.is_stub_class:
newlines = 0
else:
newlines = 1
def visit_suite(self, node: Node) -> Iterator[Line]:
"""Visit a suite."""
- if self.is_pyi and self.is_trivial_suite(node):
+ if self.is_pyi and is_stub_suite(node):
yield from self.visit(node.children[2])
else:
yield from self.visit_default(node)
- def is_trivial_suite(self, node: Node) -> bool:
- if len(node.children) != 4:
- return False
- if (
- not isinstance(node.children[0], Leaf)
- or node.children[0].type != token.NEWLINE
- ):
- return False
- if (
- not isinstance(node.children[1], Leaf)
- or node.children[1].type != token.INDENT
- ):
- return False
- if (
- not isinstance(node.children[3], Leaf)
- or node.children[3].type != token.DEDENT
- ):
- return False
- stmt = node.children[2]
- if not isinstance(stmt, Node):
- return False
- return self.is_trivial_body(stmt)
-
- def is_trivial_body(self, stmt: Node) -> bool:
- if not isinstance(stmt, Node) or stmt.type != syms.simple_stmt:
- return False
- if len(stmt.children) != 2:
- return False
- child = stmt.children[0]
- return (
- child.type == syms.atom
- and len(child.children) == 3
- and all(leaf == Leaf(token.DOT, ".") for leaf in child.children)
- )
-
def visit_simple_stmt(self, node: Node) -> Iterator[Line]:
"""Visit a statement without nested statements."""
is_suite_like = node.parent and node.parent.type in STATEMENT
if is_suite_like:
- if self.is_pyi and self.is_trivial_body(node):
+ if self.is_pyi and is_stub_body(node):
yield from self.visit_default(node)
else:
yield from self.line(+1)
yield from self.line(-1)
else:
- if (
- not self.is_pyi
- or not node.parent
- or not self.is_trivial_suite(node.parent)
- ):
+ if not self.is_pyi or not node.parent or not is_stub_suite(node.parent):
yield from self.line()
yield from self.visit_default(node)
If the split was by optional parentheses, attempt splitting without them, too.
`omit` is a collection of closing bracket IDs that shouldn't be considered for
this split.
+
+ Note: running this function modifies `bracket_depth` on the leaves of `line`.
"""
head = Line(depth=line.depth)
body = Line(depth=line.depth + 1, inside_brackets=True)
# Since body is a new indent level, remove spurious leading whitespace.
if body_leaves:
normalize_prefix(body_leaves[0], inside_brackets=True)
- elif not head_leaves:
- # No `head` and no `body` means the split failed. `tail` has all content.
+ if not head_leaves:
+ # No `head` means the split failed. Either `tail` has all content or
+ # the matching `opening_bracket` wasn't available on `line` anymore.
raise CannotSplit("No brackets found")
# Build the new lines.
# the closing bracket is an optional paren
and closing_bracket.type == token.RPAR
and not closing_bracket.value
- # there are no delimiters or standalone comments in the body
- and not body.bracket_tracker.delimiters
+ # there are no standalone comments in the body
and not line.contains_standalone_comments(0)
# and it's not an import (optional parens are the only thing we can split
# on in this case; attempting a split without them is a waste of time)
and not line.is_import
):
omit = {id(closing_bracket), *omit}
- try:
- yield from right_hand_split(line, py36=py36, omit=omit)
- return
- except CannotSplit:
- pass
+ delimiter_count = len(body.bracket_tracker.delimiters)
+ if (
+ delimiter_count == 0
+ or delimiter_count == 1
+ and (
+ body.leaves[0].type in OPENING_BRACKETS
+ or body.leaves[-1].type in CLOSING_BRACKETS
+ )
+ ):
+ try:
+ yield from right_hand_split(line, py36=py36, omit=omit)
+ return
+ except CannotSplit:
+ pass
ensure_visible(opening_bracket)
ensure_visible(closing_bracket)
return p.type in within
+def is_stub_suite(node: Node) -> bool:
+ """Return True if `node` is a suite with a stub body."""
+ if (
+ len(node.children) != 4
+ or node.children[0].type != token.NEWLINE
+ or node.children[1].type != token.INDENT
+ or node.children[3].type != token.DEDENT
+ ):
+ return False
+
+ return is_stub_body(node.children[2])
+
+
+def is_stub_body(node: LN) -> bool:
+ """Return True if `node` is a simple statement containing an ellipsis."""
+ if not isinstance(node, Node) or node.type != syms.simple_stmt:
+ return False
+
+ if len(node.children) != 2:
+ return False
+
+ child = node.children[0]
+ return (
+ child.type == syms.atom
+ and len(child.children) == 3
+ and all(leaf == Leaf(token.DOT, ".") for leaf in child.children)
+ )
+
+
def max_delimiter_priority_in_atom(node: LN) -> int:
"""Return maximum delimiter priority inside `node`.
)
-def cancel(tasks: List[asyncio.Task]) -> None:
+def cancel(tasks: Iterable[asyncio.Task]) -> None:
"""asyncio signal handler that cancels all `tasks` and reports to stderr."""
err("Aborted!")
for task in tasks:
projects / etc / vim.git / blobdiff