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T_and_F_symbol_linter()
T
and F
symbol linter
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absolute_path_linter()
- Absolute path linter
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any_duplicated_linter()
- Require usage of anyDuplicated() > 0 over any(duplicated(.))
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any_is_na_linter()
- Require usage of anyNA over any(is.na(.))
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assignment_linter()
- Assignment linter
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backport_linter()
- Backport linter
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brace_linter()
- Brace linter
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class_equals_linter()
- Block comparison of class with ==
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closed_curly_linter()
- Closed curly linter
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commas_linter()
- Commas linter
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commented_code_linter()
- Commented code linter
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condition_message_linter()
- Block usage of paste() and paste0() with messaging functions using ...
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conjunct_test_linter()
- Force && conditions in expect_true(), expect_false() to be written separately
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consecutive_stopifnot_linter()
- Force consecutive calls to stopifnot into just one when possible
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cyclocomp_linter()
- Cyclomatic complexity linter
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duplicate_argument_linter()
- Duplicate argument linter
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equals_na_linter()
- Equality check with NA linter
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expect_comparison_linter()
- Require usage of expect_gt(x, y) over expect_true(x > y) (and similar)
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expect_identical_linter()
- Require usage of expect_identical(x, y) where appropriate
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expect_length_linter()
- Require usage of expect_length(x, n) over expect_equal(length(x), n)
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expect_named_linter()
- Require usage of expect_named(x, n) over expect_equal(names(x), n)
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expect_not_linter()
- Require usage of expect_false(.) over expect_true(!.)
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expect_null_linter()
- expect_null Linter
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expect_s3_class_linter()
- Require usage of expect_s3_class()
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expect_s4_class_linter()
- Require usage of expect_s4_class(x, k) over expect_true(is(x, k))
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expect_true_false_linter()
- Require usage of expect_true(x) over expect_equal(x, TRUE)
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expect_type_linter()
- Require usage of expect_type(x, type) over expect_equal(typeof(x), type)
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extraction_operator_linter()
- Extraction operator linter
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fixed_regex_linter()
- Require usage of
fixed=TRUE
in regular expressions where appropriate
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function_argument_linter()
- Function argument linter
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function_left_parentheses_linter()
- Function left parentheses linter
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ifelse_censor_linter()
- Block usage of ifelse where pmin or pmax is more appropriate
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implicit_integer_linter()
- Implicit integer linter
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infix_spaces_linter()
- Infix spaces linter
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inner_combine_linter()
- Require c() to be applied before relatively expensive vectorized functions
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line_length_linter()
- Line length linter
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literal_coercion_linter()
- Require usage of correctly-typed literals over literal coercions
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missing_argument_linter()
- Missing argument linter
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missing_package_linter()
- Missing package linter
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namespace_linter()
- Namespace linter
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nested_ifelse_linter()
- Block usage of nested ifelse() calls
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no_tab_linter()
- No tab linter
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nonportable_path_linter()
- Non-portable path linter
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numeric_leading_zero_linter()
- Require usage of a leading zero in all fractional numerics
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object_length_linter()
- Object length linter
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object_name_linter()
- Object name linter
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object_usage_linter()
- Object usage linter
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open_curly_linter()
- Open curly linter
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outer_negation_linter()
- Require usage of !any(.) over all(!.), !all(.) over any(!.)
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package_hooks_linter()
- Package hooks linter
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paren_body_linter()
- Parenthesis before body linter
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paren_brace_linter()
- Parentheses before brace linter
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paste_linter()
- Raise lints for several common poor usages of paste()
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pipe_call_linter()
- Pipe call linter
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pipe_continuation_linter()
- Pipe continuation linter
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redundant_ifelse_linter()
- Prevent ifelse() from being used to produce TRUE/FALSE or 1/0
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regex_subset_linter()
- Require usage of direct methods for subsetting strings via regex.
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semicolon_linter()
semicolon_terminator_linter()
- Semicolon linter
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seq_linter()
- Sequence linter
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single_quotes_linter()
- Single quotes linter
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spaces_inside_linter()
- Spaces inside linter
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spaces_left_parentheses_linter()
- Spaces before parentheses linter
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sprintf_linter()
sprintf
linter
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string_boundary_linter()
- Require usage of startsWith() and endsWith() over grepl()/substr() versions
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strings_as_factors_linter()
- Identify cases where stringsAsFactors should be supplied explicitly
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system_file_linter()
- Block usage of file.path() with system.file()
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todo_comment_linter()
- TODO comment linter
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trailing_blank_lines_linter()
- Trailing blank lines linter
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trailing_whitespace_linter()
- Trailing whitespace linter
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undesirable_function_linter()
- Undesirable function linter
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undesirable_operator_linter()
- Undesirable operator linter
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unneeded_concatenation_linter()
- Unneeded concatenation linter
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unreachable_code_linter()
- Block unreachable code and comments following return statements
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unused_import_linter()
- Check that imported packages are actually used
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vector_logic_linter()
- Enforce usage of scalar logical operators in conditional statements
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yoda_test_linter()
- Block obvious "yoda tests"
Common default configurations