fixup! [New] Symmetric useState hook variable names

Author: duncanbeevers

lib/rules/hook-use-state.js

@@ -154,21 +154,19 @@ module.exports = {
         const isSingleGetter = valueVariable && variableNodes.length === 1;
         const isUseStateCalledWithSingleArgument = node.arguments.length === 1;
         if (isSingleGetter && isUseStateCalledWithSingleArgument) {
-          const useMemoReactImportSpecifier = namedReactImports ? namedReactImports.find((specifier) => specifier.imported.name === 'useMemo') : undefined;
-          const sourceCode = context.getSourceCode();
-          const useStateArgumentSourceCode = sourceCode.getText(node.arguments[0]);
+          const useMemoReactImportSpecifier = namedReactImports
+            && namedReactImports.find((specifier) => specifier.imported.name === 'useMemo');
 
           suggestions.unshift({
             desc: 'Replace useState call with useMemo',
             fix: (fixer) => {
-              const useMemoImportName = useMemoReactImportSpecifier && useMemoReactImportSpecifier.local.name;
-
-              const useMemoReference = useMemoImportName
-                || (defaultReactImportName
+              const useMemoCode = (useMemoReactImportSpecifier
+                && useMemoReactImportSpecifier.local.name)
+              || (defaultReactImportName
                 && `${defaultReactImportName}.useMemo`)
-                || 'useMemo';
+              || 'useMemo';
 
-              const fixes = [
+              return [
                 // Add useMemo import, if necessary
                 useStateReactImportSpecifier
                   && (!useMemoReactImportSpecifier || defaultReactImportName)
@@ -178,11 +176,9 @@ module.exports = {
                 // Convert useState call to useMemo + arrow function + dependency array
                 fixer.replaceTextRange(
                   node.range,
-                  `${useMemoReference}(() => ${useStateArgumentSourceCode}, [])`
+                  `${useMemoCode}(() => ${context.getSourceCode().getText(node.arguments[0])}, [])`
                 ),
               ].filter(Boolean);
-
-              return fixes;
             },
           });
         }