Linter                  Create a 'linter' closure
T_and_F_symbol_linter   'T' and 'F' symbol linter
absolute_path_linter    Absolute path linter
all_undesirable_functions
                        Default undesirable functions and operators
any_duplicated_linter   Require usage of anyDuplicated() > 0 over
                        any(duplicated(.))
any_is_na_linter        Require usage of anyNA over any(is.na(.))
assignment_linter       Assignment linter
available_linters       Get Linter metadata from a package
backport_linter         Backport linter
best_practices_linters
                        Best practices linters
brace_linter            Brace linter
checkstyle_output       Checkstyle Report for lint results
class_equals_linter     Block comparison of class with ==
clear_cache             Clear the lintr cache
closed_curly_linter     Closed curly linter
commas_linter           Commas linter
commented_code_linter   Commented code linter
common_mistakes_linters
                        Common mistake linters
condition_message_linter
                        Block usage of paste() and paste0() with
                        messaging functions using ...
configurable_linters    Configurable linters
conjunct_test_linter    Force && conditions in expect_true(),
                        expect_false() to be written separately
consecutive_stopifnot_linter
                        Force consecutive calls to stopifnot into just
                        one when possible
consistency_linters     Consistency linters
correctness_linters     Correctness linters
cyclocomp_linter        Cyclomatic complexity linter
default_linters         Default linters
default_settings        Default lintr settings
deprecated_linters      Deprecated linters
duplicate_argument_linter
                        Duplicate argument linter
efficiency_linters      Efficiency linters
equals_na_linter        Equality check with NA linter
exclude                 Exclude lines or files from linting
executing_linters       Code executing linters
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_lint             Lint expectation
expect_lint_free        Test that the package is lint free
expect_named_linter     Require usage of expect_named(x, n) over
                        expect_equal(names(x), n)
expect_not_linter       Require usage of expect_false(.) over
                        expect_true(!.)
expect_null_linter      expect_null Linter
expect_s3_class_linter
                        Require usage of expect_s3_class()
expect_s4_class_linter
                        Require usage of expect_s4_class(x, k) over
                        expect_true(is(x, k))
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)
extraction_operator_linter
                        Extraction operator linter
fixed_regex_linter      Require usage of 'fixed=TRUE' in regular
                        expressions where appropriate
function_argument_linter
                        Function argument linter
function_left_parentheses_linter
                        Function left parentheses linter
get_source_expressions
                        Parsed sourced file from a filename
ids_with_token          Get parsed IDs by token
ifelse_censor_linter    Block usage of ifelse where pmin or pmax is
                        more appropriate
implicit_integer_linter
                        Implicit integer linter
infix_spaces_linter     Infix spaces linter
inner_combine_linter    Require c() to be applied before relatively
                        expensive vectorized functions
is_lint_level           Is this an expression- or a file-level source
                        object?
line_length_linter      Line length linter
lint                    Lint a file, directory, or package
lint-s3                 Create a 'lint' object
linters                 Available linters
linters_with_defaults   Create a linter configuration based on defaults
linters_with_tags       Create a tag-based linter configuration
literal_coercion_linter
                        Require usage of correctly-typed literals over
                        literal coercions
missing_argument_linter
                        Missing argument linter
missing_package_linter
                        Missing package linter
modify_defaults         Modify lintr defaults
namespace_linter        Namespace linter
nested_ifelse_linter    Block usage of nested ifelse() calls
no_tab_linter           No tab linter
nonportable_path_linter
                        Non-portable path linter
numeric_leading_zero_linter
                        Require usage of a leading zero in all
                        fractional numerics
object_length_linter    Object length linter
object_name_linter      Object name linter
object_usage_linter     Object usage linter
open_curly_linter       Open curly linter
outer_negation_linter   Require usage of !any(.) over all(!.), !all(.)
                        over any(!.)
package_development_linters
                        Package development linters
package_hooks_linter    Package hooks linter
paren_body_linter       Parenthesis before body linter
paren_brace_linter      Parentheses before brace linter
parse_exclusions        read a source file and parse all the excluded
                        lines from it
paste_linter            Raise lints for several common poor usages of
                        paste()
pipe_call_linter        Pipe call linter
pipe_continuation_linter
                        Pipe continuation linter
read_settings           Read lintr settings
readability_linters     Readability linters
redundant_ifelse_linter
                        Prevent ifelse() from being used to produce
                        TRUE/FALSE or 1/0
regex_subset_linter     Require usage of direct methods for subsetting
                        strings via regex.
robustness_linters      Robustness linters
sarif_output            SARIF Report for lint results
semicolon_linter        Semicolon linter
seq_linter              Sequence linter
single_quotes_linter    Single quotes linter
spaces_inside_linter    Spaces inside linter
spaces_left_parentheses_linter
                        Spaces before parentheses linter
sprintf_linter          'sprintf' linter
string_boundary_linter
                        Require usage of startsWith() and endsWith()
                        over grepl()/substr() versions
strings_as_factors_linter
                        Identify cases where stringsAsFactors should be
                        supplied explicitly
style_linters           Style linters
system_file_linter      Block usage of file.path() with system.file()
todo_comment_linter     TODO comment linter
trailing_blank_lines_linter
                        Trailing blank lines linter
trailing_whitespace_linter
                        Trailing whitespace linter
undesirable_function_linter
                        Undesirable function linter
undesirable_operator_linter
                        Undesirable operator linter
unneeded_concatenation_linter
                        Unneeded concatenation linter
unreachable_code_linter
                        Block unreachable code and comments following
                        return statements
unused_import_linter    Check that imported packages are actually used
use_lintr               Use lintr in your project
vector_logic_linter     Enforce usage of scalar logical operators in
                        conditional statements
xml_nodes_to_lints      Convert an XML node or nodeset into a Lint
yoda_test_linter        Block obvious "yoda tests"
