Module `rulebook-pylint.rulebook_pylint.unnecessary_switch`

Functions

def register(linter: PyLinter)

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def register(linter: 'PyLinter') -> None:
    linter.register_checker(UnnecessarySwitchChecker(linter))

Classes

class UnnecessarySwitchChecker (linter: PyLinter)

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class UnnecessarySwitchChecker(RulebookChecker):
    """See detail: https://hanggrian.github.io/rulebook/rules/#unnecessary-switch"""
    MSG: str = 'unnecessary-switch'

    name: str = 'unnecessary-switch'
    msgs: dict[str, MessageDefinitionTuple] = Messages.of(MSG)

    def visit_match(self, node: Match) -> None:
        # checks for violation
        if len(node.cases) > 1:
            return
        self.add_message(self.MSG, node=node)

See detail: https://hanggrian.github.io/rulebook/rules/#unnecessary-switch

Checker instances should have the linter as argument.

Ancestors

rulebook_pylint.checkers.RulebookChecker
pylint.checkers.base_checker.BaseChecker
pylint.config.arguments_provider._ArgumentsProvider

Class variables

var MSG : str: The type of the None singleton.
var msgs : dict[str, tuple[str, str, str] | tuple[str, str, str, pylint.typing.ExtraMessageOptions]]: The type of the None singleton.
var name : str: The type of the None singleton.

Methods

def visit_match(self, node: astroid.nodes.node_classes.Match) ‑> None

Expand source code

def visit_match(self, node: Match) -> None:
    # checks for violation
    if len(node.cases) > 1:
        return
    self.add_message(self.MSG, node=node)