Package index • flint

Find and fix lints

fix() fix_dir() fix_package() fix_text(): Automatically replace lints

lint() lint_dir() lint_package() lint_text(): List all lints in a file or a directory

list_linters(): Get the list of linters in flint

Setup `flint`

setup_flint(): Setup flint

setup_flint_gha(): Create a Github Actions workflow for flint

update_flint(): Update the flint setup

Linters

T_and_F_symbol_linter: T and F symbol linter

any_duplicated_linter: Require usage of anyDuplicated(x) > 0 over any(duplicated(x))

any_is_na_linter: Require usage of anyNA(x) over any(is.na(x))

class_equals_linter: Block comparison of class with ==

condition_message_linter: Block usage of paste() and paste0() with messaging functions using ...

double_assignment_linter: double_assignment

duplicate_argument_linter: Duplicate argument linter

empty_assignment_linter: empty_assignment

equal_assignment_linter: equal_assignment

equals_na_linter: Equality check with NA linter

expect_comparison_linter: Require usage of expect_gt(x, y) over expect_true(x > y) (and similar)

expect_identical_linter: Require usage of expect_identical(x, y) where appropriate

expect_length_linter: Require usage of expect_length(x, n) over expect_equal(length(x), n)

expect_named_linter: Require usage of expect_named(x, n) over expect_equal(names(x), n)

expect_not_linter: Require usage of expect_false(x) over expect_true(!x)

expect_null_linter: Require usage of expect_null for checking NULL

expect_true_false_linter: Require usage of expect_true(x) over expect_equal(x, TRUE)

expect_type_linter: Require usage of expect_type(x, type) over expect_equal(typeof(x), type)

for_loop_index_linter: Block usage of for loops directly overwriting the indexing variable

function_return_linter: Lint common mistakes/style issues cropping up from return statements

implicit_assignment_linter: implicit_assignment

is_numeric_linter: Redirect is.numeric(x) || is.integer(x) to just use is.numeric(x)

length_levels_linter: Require usage of nlevels over length(levels(.))

length_test_linter: Check for a common mistake where length is applied in the wrong place

lengths_linter: Require usage of lengths() where possible

library_call_linter: Library call linter

list_comparison_linter: Block usage of comparison operators with known-list() functions like lapply

literal_coercion_linter: Require usage of correctly-typed literals over literal coercions

matrix_apply_linter: Require usage of colSums(x) or rowSums(x) over apply(x, ., sum)

missing_argument_linter: Missing argument linter

nested_ifelse_linter: Block usage of nested ifelse() calls

numeric_leading_zero_linter: Require usage of a leading zero in all fractional numerics

outer_negation_linter: Require usage of !any(x) over all(!x), !all(x) over any(!x)

package_hooks_linter: Package hooks linter

paste_linter: Raise lints for several common poor usages of paste()

redundant_equals_linter: Block usage of ==, != on logical vectors

redundant_ifelse_linter: Prevent ifelse() from being used to produce TRUE/FALSE or 1/0

rep_len_linter: Require usage of rep_len(x, n) over rep(x, length.out = n)

right_assignment_linter: right_assignment

sample_int_linter: Require usage of sample.int(n, m, ...) over sample(1:n, m, ...)

semicolon_linter: Semicolon linter

seq_linter: Sequence linter

sort_linter: Check for common mistakes around sorting vectors

stopifnot_all_linter: Block usage of all() within stopifnot()

todo_comment_linter: TODO comment linter

undesirable_function_linter: Undesirable function linter

undesirable_operator_linter: Undesirable operator linter

unnecessary_nesting_linter: Block instances of unnecessary nesting

unreachable_code_linter: Block unreachable code and comments following return statements

which_grepl_linter: Require usage of grep over which(grepl(.))