Class CustomSplit

src/black/trans.py:316–338

A custom (i.e. manual) string split. A single CustomSplit instance represents a single substring. Examples: Consider the following string: ``` "Hi there friend." " This is a custom" f" string {split}." ``` This string will correspond

@dataclass
class CustomSplit:
    """A custom (i.e. manual) string split.

    A single CustomSplit instance represents a single substring.

    Examples:
        Consider the following string:
        ```
        "Hi there friend."
        " This is a custom"
        f" string {split}."
        ```

        This string will correspond to the following three CustomSplit instances:
        ```
        CustomSplit(False, 16)
        CustomSplit(False, 17)
        CustomSplit(True, 16)
        ```
    """

    has_prefix: bool
    break_idx: int


CustomSplitMapKey = tuple[StringID, str]