fix: apply style fixes

package.json

@@ -22,8 +22,8 @@
     "ajv": "^8.6.3",
     "babel-plugin-add-module-exports": "^1.0.4",
     "eslint": "^8.1.0",
-    "eslint-config-canonical": "^32.6.0",
-    "eslint-plugin-eslint-plugin": "^4.0.1",
+    "eslint-config-canonical": "^32.10.0",
+    "eslint-plugin-eslint-plugin": "^4.0.2",
     "gitdown": "^3.1.4",
     "glob": "^7.2.0",
     "husky": "^7.0.4",

src/bin/checkDocs.js

@@ -27,12 +27,13 @@ const getDocIndexRules = () => {
 
     if (match === null) {
       return null;
-    } else {
-      return match[1].replace('./rules/', '').replace('.md', '');
     }
-  }).filter((rule) => {
-    return rule !== null;
-  });
+
+    return match[1].replace('./rules/', '').replace('.md', '');
+  })
+    .filter((rule) => {
+      return rule !== null;
+    });
 
   if (rules.length === 0) {
     throw new Error('Docs checker is broken - it could not extract rules from docs index file.');
@@ -48,9 +49,9 @@ const hasCorrectAssertions = (docPath, name) => {
 
   if (match === null) {
     return false;
-  } else {
-    return match[1] === name;
   }
+
+  return match[1] === name;
 };
 
 /**

src/bin/checkTests.js

@@ -28,7 +28,7 @@ const getTestIndexRules = () => {
     rules: [],
   });
 
-  const rules = result.rules;
+  const {rules} = result;
 
   if (rules.length === 0) {
     throw new Error('Tests checker is broken - it could not extract rules from test index file.');

src/rules/arrayStyle/index.js

@@ -13,9 +13,9 @@ const inlineType = (type) => {
 
   if (inlined.length <= 50) {
     return inlined;
-  } else {
-    return 'Type';
   }
+
+  return 'Type';
 };
 
 export default (defaultConfig, simpleType) => {
@@ -64,9 +64,9 @@ export default (defaultConfig, simpleType) => {
               fix (fixer) {
                 if (needWrap(elementTypeNode)) {
                   return fixer.replaceText(node, '(' + rawElementType + ')[]');
-                } else {
-                  return fixer.replaceText(node, rawElementType + '[]');
                 }
+
+                return fixer.replaceText(node, rawElementType + '[]');
               },
               message: 'Use "{{ wrappedType }}[]", not "Array<{{ type }}>"',
               node,

src/rules/interfaceIdMatch.js

@@ -11,10 +11,12 @@ const create = (context) => {
     const interfaceIdentifierName = interfaceDeclarationNode.id.name;
 
     if (!pattern.test(interfaceIdentifierName)) {
-      context.report(interfaceDeclarationNode, 'Interface identifier \'{{name}}\' does not match pattern \'{{pattern}}\'.', {
+      context.report({data: {
         name: interfaceIdentifierName,
         pattern: pattern.toString(),
-      });
+      },
+      message: 'Interface identifier \'{{name}}\' does not match pattern \'{{pattern}}\'.',
+      node: interfaceDeclarationNode});
     }
   };
 

src/rules/newlineAfterFlowAnnotation.js

@@ -22,14 +22,14 @@ const create = (context) => {
       const sourceCode = context.getSourceCode();
 
       const potentialFlowFileAnnotation = _.find(
-        context.getAllComments(),
+        context.getSourceCode().getAllComments(),
         (comment) => {
           return looksLikeFlowFileAnnotation(comment.value);
         },
       );
 
       if (potentialFlowFileAnnotation) {
-        const line = potentialFlowFileAnnotation.loc.end.line;
+        const {line} = potentialFlowFileAnnotation.loc.end;
         const nextLineIsEmpty = sourceCode.lines[line] === '';
 
         if (!never && !nextLineIsEmpty) {

src/rules/noFlowFixMeComments.js

@@ -26,7 +26,10 @@ const create = (context) => {
     const value = comment.value.trim();
 
     if (/\$FlowFixMe/u.test(value) && !passesExtraRegex(value)) {
-      context.report(comment, message + extraMessage);
+      context.report({
+        message: message + extraMessage,
+        node: comment,
+      });
     }
   };
 

src/rules/noMutableArray.js

@@ -11,9 +11,9 @@ const isEmptyArrayLiteral = (node) => {
 const isEmptyArrayInstance = (node) => {
   if (_.get(node, 'init.type') === 'NewExpression' || _.get(node, 'init.type') === 'CallExpression') {
     return _.get(node, 'init.callee.name') === 'Array' && _.get(node, 'init.arguments.length') === 0;
-  } else {
-    return false;
   }
+
+  return false;
 };
 
 const isAnnotationOfEmptyArrayInit = (node) => {
@@ -22,9 +22,9 @@ const isAnnotationOfEmptyArrayInit = (node) => {
     const isVariableDeclaration = _.get(parent, 'type') === 'VariableDeclarator';
 
     return isVariableDeclaration && (isEmptyArrayLiteral(parent) || isEmptyArrayInstance(parent));
-  } else {
-    return false;
   }
+
+  return false;
 };
 
 const create = (context) => {

src/rules/noTypesMissingFileAnnotation.js

@@ -33,6 +33,7 @@ const create = (context) => {
       if (node.importKind === 'type') {
         reporter(node, 'imports');
       }
+
       if (node.importKind === 'value' &&
       node.specifiers.some((specifier) => {
         return specifier.importKind === 'type';

src/rules/noUnusedExpressions.js

@@ -7,7 +7,7 @@ import {
 
 const noUnusedExpressionsRule = getBuiltinRule('no-unused-expressions');
 
-const meta = noUnusedExpressionsRule.meta;
+const {meta} = noUnusedExpressionsRule;
 
 const create = (context) => {
   const coreChecks = noUnusedExpressionsRule.create(context);
@@ -20,6 +20,7 @@ const create = (context) => {
       ) {
         return;
       }
+
       // eslint-disable-next-line @babel/new-cap
       coreChecks.ExpressionStatement(node);
     },

src/rules/requireCompoundTypeAlias.js

@@ -60,9 +60,9 @@ const create = (context) => {
         }
       },
     };
-  } else {
-    return {};
   }
+
+  return {};
 };
 
 export default {

src/rules/requireIndexerName.js

@@ -28,9 +28,9 @@ const create = (context) => {
         }
       },
     };
-  } else {
-    return {};
   }
+
+  return {};
 };
 
 export default {

src/rules/requireReadonlyReactProps.js

@@ -44,7 +44,9 @@ const isReadOnlyObjectType = (node, {useImplicitExactTypes}) => {
     // we consider `{||}` to be ReadOnly since it's exact AND has no props (when `implicitExactTypes=false`)
     if (useImplicitExactTypes === true && node.exact === false) {
       return true;
-    } else if (node.exact === true) {
+    }
+
+    if (node.exact === true) {
       return true;
     }
   }

src/rules/requireReturnType.js

@@ -89,6 +89,7 @@ const create = (context) => {
     } else {
       selector = 'id.name';
     }
+
     const identifierName = _.get(functionNode, selector);
 
     const checkRegExp = (regex) => {
@@ -129,14 +130,14 @@ const create = (context) => {
     const returnType = functionNode.returnType || isArrow && _.get(functionNode, 'parent.id.typeAnnotation');
 
     if (isFunctionReturnUndefined && isReturnTypeAnnotationUndefined && annotateUndefined === 'never') {
-      context.report(functionNode, 'Must not annotate undefined return type.');
+      context.report({message: 'Must not annotate undefined return type.', node: functionNode});
     } else if (isFunctionReturnUndefined && !isReturnTypeAnnotationUndefined && annotateUndefined === 'always') {
-      context.report(functionNode, 'Must annotate undefined return type.');
+      context.report({message: 'Must annotate undefined return type.', node: functionNode});
     } else if (
       (annotateUndefined === 'always-enforce' || !isFunctionReturnUndefined && !isReturnTypeAnnotationUndefined) &&
         annotateReturn && !returnType && !shouldFilterNode(functionNode)
     ) {
-      context.report(functionNode, 'Missing return type annotation.');
+      context.report({message: 'Missing return type annotation.', node: functionNode});
     }
   };
 

src/rules/requireTypesAtTop.js

@@ -73,9 +73,9 @@ const create = (context) => {
         }
       },
     };
-  } else {
-    return {};
   }
+
+  return {};
 };
 
 export default {

src/rules/requireValidFileAnnotation.js

@@ -63,14 +63,15 @@ const create = (context) => {
     Program (node) {
       const firstToken = node.tokens[0];
 
-      const potentialFlowFileAnnotation = _.find(context.getAllComments(), (comment) => {
+      const potentialFlowFileAnnotation = _.find(context.getSourceCode().getAllComments(), (comment) => {
         return looksLikeFlowFileAnnotation(comment.value);
       });
 
       if (potentialFlowFileAnnotation) {
         if (firstToken && firstToken.range[0] < potentialFlowFileAnnotation.range[0]) {
-          context.report(potentialFlowFileAnnotation, 'Flow file annotation not at the top of the file.');
+          context.report({message: 'Flow file annotation not at the top of the file.', node: potentialFlowFileAnnotation});
         }
+
         const annotationValue = potentialFlowFileAnnotation.value.trim();
 
         if (isFlowFileAnnotation(annotationValue)) {
@@ -109,9 +110,9 @@ const create = (context) => {
             });
           }
         } else if (checkAnnotationSpelling(annotationValue)) {
-          context.report(potentialFlowFileAnnotation, 'Misspelled or malformed Flow file annotation.');
+          context.report({message: 'Misspelled or malformed Flow file annotation.', node: potentialFlowFileAnnotation});
         } else {
-          context.report(potentialFlowFileAnnotation, 'Malformed Flow file annotation.');
+          context.report({message: 'Malformed Flow file annotation.', node: potentialFlowFileAnnotation});
         }
       } else if (always && !_.get(context, 'settings.flowtype.onlyFilesWithFlowAnnotation')) {
         context.report({

src/rules/sortKeys.js

@@ -123,6 +123,7 @@ const generateOrderedList = (context, sort, properties) => {
           return sort(first[1], second[1]);
         });
     }
+
     orderedList.push(...itemGroup.map((item) => {
       if (item.length === 3) {
         return item[2];

src/rules/sortTypeUnionIntersectionMembers.js

@@ -13,6 +13,7 @@ const groups = {
 
 // eslint-disable-next-line complexity
 const getGroup = (node) => {
+  // eslint-disable-next-line default-case
   switch (node.type) {
   case 'FunctionTypeAnnotation':
     return groups.function;
@@ -61,6 +62,7 @@ const fallbackSort = (a, b) => {
   if (a < b) {
     return -1;
   }
+
   if (a > b) {
     return 1;
   }

src/rules/typeColonSpacing/evaluateTypical.js

@@ -9,9 +9,9 @@ export default (context, report, typeForMessage) => {
   const getColon = (node, typeAnnotation) => {
     if (node.type === 'FunctionTypeParam') {
       return sourceCode.getFirstToken(node, node.optional ? 2 : 1);
-    } else {
-      return sourceCode.getFirstToken(typeAnnotation);
     }
+
+    return sourceCode.getFirstToken(typeAnnotation);
   };
 
   return (node) => {

src/rules/typeColonSpacing/reporter.js

@@ -7,19 +7,19 @@ const hasLineBreak = (direction, colon, context) => {
 
   if (direction === 'before') {
     return colon.loc.start.line !== sourceCode.getTokenBefore(colon).loc.end.line;
-  } else {
-    return sourceCode.getTokenAfter(colon).loc.start.line !== colon.loc.end.line;
   }
+
+  return sourceCode.getTokenAfter(colon).loc.start.line !== colon.loc.end.line;
 };
 
 const getSpaces = (direction, colon, context) => {
   const sourceCode = context.getSourceCode();
 
   if (direction === 'before') {
     return colon.range[0] - sourceCode.getTokenBefore(colon).range[1];
-  } else {
-    return sourceCode.getTokenAfter(colon).range[0] - colon.range[1];
   }
+
+  return sourceCode.getTokenAfter(colon).range[0] - colon.range[1];
 };
 
 export default (direction, context, {always, allowLineBreak}) => {

src/rules/typeIdMatch.js

@@ -11,10 +11,12 @@ const create = (context) => {
     const typeIdentifierName = typeAliasNode.id.name;
 
     if (!pattern.test(typeIdentifierName)) {
-      context.report(typeAliasNode, 'Type identifier \'{{name}}\' does not match pattern \'{{pattern}}\'.', {
+      context.report({data: {
         name: typeIdentifierName,
         pattern: pattern.toString(),
-      });
+      },
+      message: 'Type identifier \'{{name}}\' does not match pattern \'{{pattern}}\'.',
+      node: typeAliasNode});
     }
   };