def _parse_snippets_file(data, filename):
"""Parse 'data' assuming it is a snippet file.
Yields events in the file.
"""
python_globals = defaultdict(list)
lines = LineIterator(data)
current_priority = 0
actions = {}
context = None
for line in lines:
if not line.strip():
continue
head, tail = head_tail(line)
if head in ("snippet", "global"):
snippet = _handle_snippet_or_global(
filename,
line,
lines,
python_globals,
current_priority,
actions,
context,
)
actions = {}
context = None
if snippet is not None:
yield snippet
elif head == "extends":
yield handle_extends(tail, lines.line_index)
elif head == "clearsnippets":
yield "clearsnippets", (current_priority, tail.split())
elif head == "context":
(
head,
context,
) = handle_context(tail, lines.line_index)
if head == "error":
yield (head, tail)
elif head == "priority":
try:
current_priority = int(tail.split()[0])
except (ValueError, IndexError):
yield "error", ("Invalid priority %r" % tail, lines.line_index)
elif head in ["pre_expand", "post_expand", "post_jump"]:
head, tail = handle_action(head, tail, lines.line_index)
if head == "error":
yield (head, tail)
else:
(actions[head], ) = tail
elif head and not head.startswith("#"):
yield "error", ("Invalid line %r" % line.rstrip(),
lines.line_index)
def _parse_snippets_file(data, filename):
"""Parse 'data' assuming it is a .snippets file.
Yields events in the file.
"""
lines = LineIterator(data)
for line in lines:
if not line.strip():
continue
head, tail = head_tail(line)
if head == "extends":
yield handle_extends(tail, lines.line_index)
elif head in "snippet":
snippet = _parse_snippet(line, lines, filename)
if snippet is not None:
yield snippet
elif head and not head.startswith("#"):
yield "error", ("Invalid line %r" % line.rstrip(),
lines.line_index)