:vertical_traffic_light: An extensible linter for the TypeScript language
--print-config CLI flag (#4744)no-unnecessary-type-assertion no longer flags x! non-null assertions if --strictNullChecks is not enabled (#3724)quotemark handles unbalanced quotes more gracefully without crashing (#4344)no-magic-numbers rule ignores arguments passed into default Number methods (#3668)comment-format (#3583)"allow-trailing-lowercase" option for comment-format rule (#3583)"ignore-accessors" for adjacent-overload-signatures to ignore getters / setters overloads (#3718)no-async-without-await (#3945)strict-comparisons (#4519)Thanks to our contributors!
quotemark backtic option now ignores enum members, use strict declarations, lookup types, and strings containing octal escape sequences. (#4693)no-redundant-jsdoc no longer errors on JSDocThisTag (#4690)no-use-before-declare rule for typescript >= 2.9.0 (#4695)variable-name rule metadata (#4731)no-unused-variable argument count (#4683)no-object-literal-type-assertion (#4681)unnecessary-constructor (#4694)Thanks to our contributors!
quotemark backtick edge cases and fix behavior for TS < 2.7.1 (#4642)interface-name rule related to numeric characters in interface names (#4655, #4626)nyc from v10.2.0 to v13.3.0 (#4633)restrict-plus-operands rule. (#4635)comment-format rule now whitelists //region comments generated by JetBrains IDE (#4609)no-null-undefined-union rule. (#4625)allow-else-if option for unnecessary-else rule (#4599)switch-default rule (#4650)no-parameter-properties: fix unclear rule description (#4629)Thanks to our contributors!
WalkContext and AbstractWalker type parameter defaults to void (#2600)no-void-expression now allows conditional expressions (#4606)ordered-imports (#4583)static-this false positive for higher order components (#4580)unnecessary-else from blank if statements (#4603)unnecessary-else after non-jumping statement (#4603)interface-name now handles interface starting with "I18n" correctly (#4486)no-string-throw fix inserts whitespace if not present after throw keyword (#4540)quotemark: fix some edge cases for backtick option (#4618)unnecessary-constructor: don't flag non-private constructors that are actually necessary (#4619)allow-single-line-comments option for file-header rule (#4560)ignore-rest-args option for no-any rule (#4581)no-null-undefined-union (#4589)Thanks to our contributors!
backtick option for quotemark rule no longer incorrectly flags string literals that must use single/double quotes (#4535)whitespace rule now lints export statements (#4554)no-trailing-whitespace no longer flags files starting with a byte order mark (#4543)promise-function-async now allows single statement lamda functions that delegate to another promise-returning function (#4553)whitespace rule (#4551)underscore option for no-shadowed-variable rule to ignore shadowed underscores (#4546)require-const-for-all-caps option for variable-name rule (#2936)overloads option for completed-docs rule to enforce documentation of each overload signature (#4563)allow-namespace-imports option for no-duplicate-imports rule (#4524)allow-arguments option for no-object-literal-type-assertion rule to allow type assertions on object literals used inside call expressions (#4521)allow-delete option for no-unbound-method rule (#4548)no-tautology-expression (#4470)static-this (#4475)unnecessary-else (#4502)Thanks to our contributors!
RuleWalker and ProgramAwareRuleWalker as deprecated (#4413)--out CLI flag) does not exist. (#4507)jsRules: true (#4517)unknown is recognized as simple type in array-type (#4433)ban: Fix a false positive which would occur when banning method calls nested inside objects. Previously, banning ["a", "b", "c"] would trigger lint failures on the syntax b.c(), which was not the intent of this rule. (#4383)trailing-comma no longer crashes if it cannot find the closing parenthesis of a function declaration (#4457)no-unsafe-any: allow implicitly downcasting any to unknown (#4442)grouped-imports to tslint:all (#4420)ordered-imports now supports a groups option to provide custom grouping rules. (#4134)completed-docs to an untyped rule (#3557)array-type rule handles Typescript 3.0's unknown type properly (#4219)import-blacklist now supports regular expression patterns for blacklisting (#3504)no-restricted-globals (#3824)newline-before-return rule (#4482)number-literal-format now includes auto fix (#4496)whitelist option to no-unbound-method (#4472)jsx-ignore option to no-magic-numbers rule (#4460)object-literal-sort-keys: Add match-declaration-order-only option (#3748)strict-boolean-expressions accepts ignore-rhs option to disable checking the right-hand side of the && and || operators as strictly boolean. (#4159)Thanks to our contributors!
increment-decrement rule (#4415)strict-type-predicates with unknown (#4444).json files to avoid problems with --resolveJsonModule compiler option (#4001)quotemark issues when using backticks with the avoid-template option (#4408)Thanks to our contributors!
type-literal-delimiter (#3964)whitespace Add whitespace rule for open braces (#4068)file-name-casing: Add file name whitelist (#4206)object-literal-sort-keys: locale-compare (#4193)strict-boolean-expressions adds allow-enum to allow using enums in boolean expressions (#3604)import-blacklist: support blacklisting specific named exports (#3926)type-literal-delimiter: Add { singleLine: "always" | "never"} (#3964)file-name-casing: Add snake-case option (#4081)file-header: Enforce Blank Line after File Header (#3740)ban-ts-ignore (#3728)function-constructor (#4198)increment-decrement (#3575)no-default-import (#4023)unnecessary-constructor (#3647)comment-type (#4008)unnecessary-bind (#3588)exclude to work with node API (#4143)@ symbol (#4192)return-undefined rule (#4370)prefer-method-signature: Correct the auto-fix code of rule, now capable to handle multiline signature. (#4066)node_modules folder that are symlinked to another location where their dependencies are satisfied. (#4295)no-invalid-this: fixes false positives on method-like syntax and false negatives on nested functions (#4034)one-line: Check block in a case clause (#3619)whitespace Don't require space between import and paren with in type imports (#4243)no-unused-variable from tslint:all (#4079)callable-types support interfaces containing a single construct signature (#4291) (#4352)ordered-imports: Setting import-sources-order: any no longer invalidates grouped-imports: true (#4374)homepage to package.json (#4101)ordered-imports: When grouped-imports option of the rule is set, the fact that imports of the same type are all in one group is also checked. (#3733)<<: to be used to merge anchors (#4350)line:column instead of [line, column] (#4222)Thanks to our contributors!
no-unused-variable is deprecated because typescript now covers most of its functionality (#3919)file-name-casing (#3978)switch-final-break (#3615)member-ordering and added corresponding tests. (#3935)no-implicit-dependencies (#3979)no-use-before-declare Fixes false positives when using the destructuring syntax (#3761) (#3876)no-empty rule is now properly respecting empty methods (#3897)no-magic-numbers - support for negative zero (#3903)no-implicit-dependencies test failure; typescript@next failure (#4019)no-console rule (#4041)no-floating-promises rule docs. (#3886)prefer-while docs to be semantically correct (#3888)radix rule checks (#3901)no-implicit-dependencies now always considers peer dependencies (#3875)Thanks to our contributors!