feat: add eslint-plugin-sonarjs

package.json

@@ -72,6 +72,7 @@
     "eslint-plugin-n": "~15.6.0",
     "eslint-plugin-node": "~11.1.0",
     "eslint-plugin-prettier": "~4.2.1",
+    "eslint-plugin-sonarjs": "~0.17.0",
     "eslint-plugin-spellcheck": "~0.0.20",
     "eslint-plugin-unicorn": "~45.0.2",
     "eslint-plugin-vue": "~9.8.0",

scripts/generate-rule-files/src/plugins-map.ts

@@ -10,6 +10,7 @@ import * as eslintPluginMdx from 'eslint-plugin-mdx';
 import eslintPluginNode from 'eslint-plugin-node';
 // @ts-expect-error
 import eslintPluginN from 'eslint-plugin-n';
+import * as eslintPluginSonarJS from 'eslint-plugin-sonarjs';
 // @ts-expect-error
 import eslintPluginSpellcheck from 'eslint-plugin-spellcheck';
 // @ts-expect-error
@@ -71,6 +72,11 @@ export const PLUGIN_REGISTRY: Readonly<Record<string, Plugin>> = {
     name: 'Node',
     rules: (eslintPluginNode as Plugin).rules,
   },
+  sonarjs: {
+    name: 'SonarJS',
+    prefix: 'sonarjs',
+    rules: eslintPluginSonarJS.rules,
+  },
   spellcheck: {
     name: 'Spellcheck',
     rules: (eslintPluginSpellcheck as Plugin).rules,

src/config/extends/eslint-plugin-sonarjs.d.ts

@@ -0,0 +1,6 @@
+/**
+ * Eslint Sonarjs extensions.
+ *
+ * @see [Eslint Sonarjs extensions](https://github.com/SonarSource/eslint-plugin-sonarjs#available-configurations)
+ */
+export type SonarjsExtensions = 'plugin:sonarjs/recommended';

src/config/extends/index.d.ts

@@ -7,6 +7,7 @@ import type { MdxExtensions } from './eslint-plugin-mdx';
 import type { NExtensions } from './eslint-plugin-n';
 import type { NodeExtensions } from './eslint-plugin-node';
 import type { PrettierExtensions } from './eslint-plugin-prettier';
+import type { SonarjsExtensions } from './eslint-plugin-sonarjs';
 import type { UnicornExtensions } from './eslint-plugin-unicorn';
 import type { VueExtensions } from './eslint-plugin-vue';
 import type { VuePugExtensions } from './eslint-plugin-vue-pug';
@@ -26,6 +27,7 @@ export type KnownExtensions = LiteralUnion<
   | NExtensions
   | NodeExtensions
   | PrettierExtensions
+  | SonarjsExtensions
   | TypescriptEslintExtensions
   | UnicornExtensions
   | VueExtensions

src/config/plugin.d.ts

@@ -9,6 +9,7 @@ export type Plugin = LiteralUnion<
   | 'jsdoc'
   | 'mdx'
   | 'prettier'
+  | 'sonarjs'
   | 'spellcheck'
   | 'unicorn'
   | 'vue'

src/rules/index.d.ts

@@ -6,6 +6,7 @@ import type { JsoncRules } from './jsonc';
 import type { NRules } from './n';
 import type { NodeRules } from './node';
 import type { RuleConfig } from './rule-config';
+import type { SonarJSRules } from './sonarjs';
 import type { SpellcheckRules } from './spellcheck';
 import type { TypeScriptRules } from './typescript-eslint';
 import type { UnicornRules } from './unicorn';
@@ -26,6 +27,7 @@ export type Rules = Partial<
     JsoncRules &
     NodeRules &
     NRules &
+    SonarJSRules &
     SpellcheckRules &
     TypeScriptRules &
     UnicornRules &

src/rules/sonarjs/cognitive-complexity.d.ts

@@ -0,0 +1,41 @@
+import type { RuleConfig } from '../rule-config';
+
+/**
+ * Config.
+ */
+export type CognitiveComplexityConfig = 'sonar-runtime' | 'metric';
+
+/**
+ * Option.
+ */
+export type CognitiveComplexityOption = number;
+
+/**
+ * Options.
+ */
+export type CognitiveComplexityOptions = [
+  CognitiveComplexityOption?,
+  CognitiveComplexityConfig?,
+];
+
+/**
+ * Cognitive Complexity of functions should not be too high.
+ *
+ * @see [cognitive-complexity](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/cognitive-complexity.md)
+ */
+export type CognitiveComplexityRuleConfig =
+  RuleConfig<CognitiveComplexityOptions>;
+
+/**
+ * Cognitive Complexity of functions should not be too high.
+ *
+ * @see [cognitive-complexity](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/cognitive-complexity.md)
+ */
+export interface CognitiveComplexityRule {
+  /**
+   * Cognitive Complexity of functions should not be too high.
+   *
+   * @see [cognitive-complexity](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/cognitive-complexity.md)
+   */
+  'sonarjs/cognitive-complexity': CognitiveComplexityRuleConfig;
+}

src/rules/sonarjs/elseif-without-else.d.ts

@@ -0,0 +1,22 @@
+import type { RuleConfig } from '../rule-config';
+
+/**
+ * "if ... else if" constructs should end with "else" clauses.
+ *
+ * @see [elseif-without-else](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/elseif-without-else.md)
+ */
+export type ElseifWithoutElseRuleConfig = RuleConfig<[]>;
+
+/**
+ * "if ... else if" constructs should end with "else" clauses.
+ *
+ * @see [elseif-without-else](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/elseif-without-else.md)
+ */
+export interface ElseifWithoutElseRule {
+  /**
+   * "if ... else if" constructs should end with "else" clauses.
+   *
+   * @see [elseif-without-else](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/elseif-without-else.md)
+   */
+  'sonarjs/elseif-without-else': ElseifWithoutElseRuleConfig;
+}

src/rules/sonarjs/index.d.ts

@@ -0,0 +1,68 @@
+import type { CognitiveComplexityRule } from './cognitive-complexity';
+import type { ElseifWithoutElseRule } from './elseif-without-else';
+import type { MaxSwitchCasesRule } from './max-switch-cases';
+import type { NoAllDuplicatedBranchesRule } from './no-all-duplicated-branches';
+import type { NoCollapsibleIfRule } from './no-collapsible-if';
+import type { NoCollectionSizeMischeckRule } from './no-collection-size-mischeck';
+import type { NoDuplicateStringRule } from './no-duplicate-string';
+import type { NoDuplicatedBranchesRule } from './no-duplicated-branches';
+import type { NoElementOverwriteRule } from './no-element-overwrite';
+import type { NoEmptyCollectionRule } from './no-empty-collection';
+import type { NoExtraArgumentsRule } from './no-extra-arguments';
+import type { NoGratuitousExpressionsRule } from './no-gratuitous-expressions';
+import type { NoIdenticalConditionsRule } from './no-identical-conditions';
+import type { NoIdenticalExpressionsRule } from './no-identical-expressions';
+import type { NoIdenticalFunctionsRule } from './no-identical-functions';
+import type { NoIgnoredReturnRule } from './no-ignored-return';
+import type { NoInvertedBooleanCheckRule } from './no-inverted-boolean-check';
+import type { NoNestedSwitchRule } from './no-nested-switch';
+import type { NoNestedTemplateLiteralsRule } from './no-nested-template-literals';
+import type { NoOneIterationLoopRule } from './no-one-iteration-loop';
+import type { NoRedundantBooleanRule } from './no-redundant-boolean';
+import type { NoRedundantJumpRule } from './no-redundant-jump';
+import type { NoSameLineConditionalRule } from './no-same-line-conditional';
+import type { NoSmallSwitchRule } from './no-small-switch';
+import type { NoUnusedCollectionRule } from './no-unused-collection';
+import type { NoUseOfEmptyReturnValueRule } from './no-use-of-empty-return-value';
+import type { NoUselessCatchRule } from './no-useless-catch';
+import type { NonExistentOperatorRule } from './non-existent-operator';
+import type { PreferImmediateReturnRule } from './prefer-immediate-return';
+import type { PreferObjectLiteralRule } from './prefer-object-literal';
+import type { PreferSingleBooleanReturnRule } from './prefer-single-boolean-return';
+import type { PreferWhileRule } from './prefer-while';
+
+/**
+ * All SonarJS rules.
+ */
+export type SonarJSRules = CognitiveComplexityRule &
+  ElseifWithoutElseRule &
+  MaxSwitchCasesRule &
+  NoAllDuplicatedBranchesRule &
+  NoCollapsibleIfRule &
+  NoCollectionSizeMischeckRule &
+  NoDuplicateStringRule &
+  NoDuplicatedBranchesRule &
+  NoElementOverwriteRule &
+  NoEmptyCollectionRule &
+  NoExtraArgumentsRule &
+  NoGratuitousExpressionsRule &
+  NoIdenticalConditionsRule &
+  NoIdenticalExpressionsRule &
+  NoIdenticalFunctionsRule &
+  NoIgnoredReturnRule &
+  NoInvertedBooleanCheckRule &
+  NoNestedSwitchRule &
+  NoNestedTemplateLiteralsRule &
+  NoOneIterationLoopRule &
+  NoRedundantBooleanRule &
+  NoRedundantJumpRule &
+  NoSameLineConditionalRule &
+  NoSmallSwitchRule &
+  NoUnusedCollectionRule &
+  NoUseOfEmptyReturnValueRule &
+  NoUselessCatchRule &
+  NonExistentOperatorRule &
+  PreferImmediateReturnRule &
+  PreferObjectLiteralRule &
+  PreferSingleBooleanReturnRule &
+  PreferWhileRule;

src/rules/sonarjs/max-switch-cases.d.ts

@@ -0,0 +1,32 @@
+import type { RuleConfig } from '../rule-config';
+
+/**
+ * Option.
+ */
+export type MaxSwitchCasesOption = number;
+
+/**
+ * Options.
+ */
+export type MaxSwitchCasesOptions = [MaxSwitchCasesOption?];
+
+/**
+ * "switch" statements should not have too many "case" clauses.
+ *
+ * @see [max-switch-cases](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/max-switch-cases.md)
+ */
+export type MaxSwitchCasesRuleConfig = RuleConfig<MaxSwitchCasesOptions>;
+
+/**
+ * "switch" statements should not have too many "case" clauses.
+ *
+ * @see [max-switch-cases](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/max-switch-cases.md)
+ */
+export interface MaxSwitchCasesRule {
+  /**
+   * "switch" statements should not have too many "case" clauses.
+   *
+   * @see [max-switch-cases](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/max-switch-cases.md)
+   */
+  'sonarjs/max-switch-cases': MaxSwitchCasesRuleConfig;
+}

src/rules/sonarjs/no-all-duplicated-branches.d.ts

@@ -0,0 +1,22 @@
+import type { RuleConfig } from '../rule-config';
+
+/**
+ * All branches in a conditional structure should not have exactly the same implementation.
+ *
+ * @see [no-all-duplicated-branches](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-all-duplicated-branches.md)
+ */
+export type NoAllDuplicatedBranchesRuleConfig = RuleConfig<[]>;
+
+/**
+ * All branches in a conditional structure should not have exactly the same implementation.
+ *
+ * @see [no-all-duplicated-branches](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-all-duplicated-branches.md)
+ */
+export interface NoAllDuplicatedBranchesRule {
+  /**
+   * All branches in a conditional structure should not have exactly the same implementation.
+   *
+   * @see [no-all-duplicated-branches](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-all-duplicated-branches.md)
+   */
+  'sonarjs/no-all-duplicated-branches': NoAllDuplicatedBranchesRuleConfig;
+}

src/rules/sonarjs/no-collapsible-if.d.ts

@@ -0,0 +1,32 @@
+import type { RuleConfig } from '../rule-config';
+
+/**
+ * Option.
+ */
+export type NoCollapsibleIfOption = 'sonar-runtime';
+
+/**
+ * Options.
+ */
+export type NoCollapsibleIfOptions = [NoCollapsibleIfOption?];
+
+/**
+ * Collapsible "if" statements should be merged.
+ *
+ * @see [no-collapsible-if](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-collapsible-if.md)
+ */
+export type NoCollapsibleIfRuleConfig = RuleConfig<NoCollapsibleIfOptions>;
+
+/**
+ * Collapsible "if" statements should be merged.
+ *
+ * @see [no-collapsible-if](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-collapsible-if.md)
+ */
+export interface NoCollapsibleIfRule {
+  /**
+   * Collapsible "if" statements should be merged.
+   *
+   * @see [no-collapsible-if](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-collapsible-if.md)
+   */
+  'sonarjs/no-collapsible-if': NoCollapsibleIfRuleConfig;
+}

src/rules/sonarjs/no-collection-size-mischeck.d.ts

@@ -0,0 +1,22 @@
+import type { RuleConfig } from '../rule-config';
+
+/**
+ * Collection sizes and array length comparisons should make sense.
+ *
+ * @see [no-collection-size-mischeck](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-collection-size-mischeck.md)
+ */
+export type NoCollectionSizeMischeckRuleConfig = RuleConfig<[]>;
+
+/**
+ * Collection sizes and array length comparisons should make sense.
+ *
+ * @see [no-collection-size-mischeck](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-collection-size-mischeck.md)
+ */
+export interface NoCollectionSizeMischeckRule {
+  /**
+   * Collection sizes and array length comparisons should make sense.
+   *
+   * @see [no-collection-size-mischeck](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-collection-size-mischeck.md)
+   */
+  'sonarjs/no-collection-size-mischeck': NoCollectionSizeMischeckRuleConfig;
+}

src/rules/sonarjs/no-duplicate-string.d.ts

@@ -0,0 +1,40 @@
+import type { RuleConfig } from '../rule-config';
+
+/**
+ * Config.
+ */
+export type NoDuplicateStringConfig = 'sonar-runtime';
+
+/**
+ * Option.
+ */
+export type NoDuplicateStringOption = number;
+
+/**
+ * Options.
+ */
+export type NoDuplicateStringOptions = [
+  NoDuplicateStringOption?,
+  NoDuplicateStringConfig?,
+];
+
+/**
+ * String literals should not be duplicated.
+ *
+ * @see [no-duplicate-string](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-duplicate-string.md)
+ */
+export type NoDuplicateStringRuleConfig = RuleConfig<NoDuplicateStringOptions>;
+
+/**
+ * String literals should not be duplicated.
+ *
+ * @see [no-duplicate-string](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-duplicate-string.md)
+ */
+export interface NoDuplicateStringRule {
+  /**
+   * String literals should not be duplicated.
+   *
+   * @see [no-duplicate-string](https://github.com/SonarSource/eslint-plugin-sonarjs/blob/master/docs/rules/no-duplicate-string.md)
+   */
+  'sonarjs/no-duplicate-string': NoDuplicateStringRuleConfig;
+}