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FuzzyCompleter: compile re pattern on init #2063

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FuzzyCompleter: compile re pattern on init #2063

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16 changes: 4 additions & 12 deletions src/prompt_toolkit/completion/fuzzy_completer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -55,9 +55,10 @@ def __init__(
assert pattern is None or pattern.startswith("^")

self.completer = completer
self.pattern = pattern
self.WORD = WORD
self.pattern = pattern
self.pattern = re.compile(
pattern or (r"[^\s]+" if WORD else "^[a-zA-Z0-9_]*"),
)
self.enable_fuzzy = to_filter(enable_fuzzy)

def get_completions(
Expand All @@ -68,19 +69,10 @@ def get_completions(
else:
return self.completer.get_completions(document, complete_event)

def _get_pattern(self) -> str:
if self.pattern:
return self.pattern
if self.WORD:
return r"[^\s]+"
return "^[a-zA-Z0-9_]*"

def _get_fuzzy_completions(
self, document: Document, complete_event: CompleteEvent
) -> Iterable[Completion]:
word_before_cursor = document.get_word_before_cursor(
pattern=re.compile(self._get_pattern())
)
word_before_cursor = document.get_word_before_cursor(pattern=self.pattern)

# Get completions
document2 = Document(
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