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fix(list): handle cyclic reference when stringifying

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This commit is contained in:
Louis Heredero
2026-02-09 01:55:59 +01:00
parent fb7723406c
commit fe747656d8
1 changed files with 7 additions and 1 deletions
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8
src/core/list.py
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@@ -14,6 +14,7 @@ if TYPE_CHECKING:
class PebbleList(metaclass=BuiltinType): class PebbleList(metaclass=BuiltinType):
def __init__(self, items: Optional[list[Any]] = None): def __init__(self, items: Optional[list[Any]] = None):
self.items: list[Any] = items or [] self.items: list[Any] = items or []
self._stringify_visited: bool = False
def get(self, index: Any, bracket: Token): def get(self, index: Any, bracket: Token):
idx: int = Cast.as_int(bracket, index) idx: int = Cast.as_int(bracket, index)
@@ -24,7 +25,12 @@ class PebbleList(metaclass=BuiltinType):
self.items[idx] = value self.items[idx] = value
def __str__(self): def __str__(self):
return "[" + ", ".join(map(lambda item: StringFormatter.stringify(item, True), self.items)) + "]" if self._stringify_visited:
return "[...]"
self._stringify_visited = True
res: str = "[" + ", ".join(map(lambda item: StringFormatter.stringify(item, True), self.items)) + "]"
self._stringify_visited = False
return res
# Exposed methods # Exposed methods
@exposed(nargs=1) @exposed(nargs=1)