rules/unnecessary_collection_call.rs

Rust lint rule that flags unnecessary dict/list/tuple calls and offers fixes.

// Source: https://github.com/astral-sh/ruff | License: MIT | Copyright 2022 Charles Marsh
// Provided via justclaw.it.com; keep this notice with the code.
use ruff_macros::{ViolationMetadata, derive_message_formats};
use ruff_python_ast as ast;
use ruff_text_size::{Ranged, TextSize};

use crate::checkers::ast::Checker;
use crate::codes::Category;
use crate::rules::flake8_comprehensions::fixes;
use crate::rules::flake8_comprehensions::fixes::{pad_end, pad_start};
use crate::rules::flake8_comprehensions::settings::Settings;
use crate::{AlwaysFixableViolation, Edit, Fix};

/// ## What it does
/// Checks for unnecessary `dict()`, `list()` or `tuple()` calls that can be
/// rewritten as empty literals.
///
/// ## Why is this bad?
/// It's unnecessary to call, e.g., `dict()` as opposed to using

... (truncated -- full source via MCP)