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detect buffer changes via changedtick

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This commit is contained in:
Stanislav Seletskiy 2015-06-08 16:30:45 +06:00
parent 760fd25e47
commit 7ead6fa178
1 changed files with 4 additions and 14 deletions
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18
pythonx/UltiSnips/buffer_helper.py
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@ -8,17 +8,10 @@ class VimBufferHelper:
def __init__(self, snippets_stack): def __init__(self, snippets_stack):
self._snippets_stack = snippets_stack self._snippets_stack = snippets_stack
self._buffer = vim.current.buffer self._buffer = vim.current.buffer
self._buffer_copy = self._buffer[:] self._change_tick = int(vim.eval("b:changedtick"))
def is_buffer_changed_outside(self): def is_buffer_changed_outside(self):
if len(self._buffer) != len(self._buffer_copy): return self._change_tick != int(vim.eval("b:changedtick"))
return True
for line_number in range(0, len(self._buffer_copy)):
if self._buffer[line_number] != self._buffer_copy[line_number]:
return True
return False
def validate_buffer(self): def validate_buffer(self):
if self.is_buffer_changed_outside(): if self.is_buffer_changed_outside():
@ -31,14 +24,11 @@ class VimBufferHelper:
if isinstance(key, slice): if isinstance(key, slice):
changes = list(self._get_diff(key.start, key.stop, value)) changes = list(self._get_diff(key.start, key.stop, value))
self._buffer[key.start:key.stop] = value self._buffer[key.start:key.stop] = value
self._buffer_copy[key.start:key.stop] = map(
lambda line: line.strip('\n'),
value
)
else: else:
changes = list(self._get_line_diff(key, self._buffer[key], value)) changes = list(self._get_line_diff(key, self._buffer[key], value))
self._buffer[key] = value self._buffer[key] = value
self._buffer_copy[key] = value
self._change_tick += 1
for change in changes: for change in changes:
self._apply_change(change) self._apply_change(change)