use_lintr() shouldn't error on existing config

test_check_permission

New lint: recommend `expect_match()` and `expect_no_match()`

string_boundary_linter() should recognize substr(x, 0, 1) as well

'break' in switch() case flags later cases as "unreachable"

New lint equivalency fuzzer: different forms of quoting (' vs " vs R"()")

Support `list.files()`/`dir()` in `fixed_regex_linter()`

Consider a custom testthat reporter for the fuzz suite

Don't require "nested" indentation for multiline formulas?

lintr ≥ 3.3: .lintr settings ignored in VS Code live linting due to missing parse_settings = TRUE