refactor: change option extraction codes

Author: chiawendt

src/rules/requireExample.js

@@ -14,17 +14,15 @@ export default iterateJsdoc(({
     return;
   }
 
-  const options = context.options[0] || {
-    avoidExampleOnConstructors: false
-  };
+  const {avoidExampleOnConstructors = false} = context.options[0] || {};
 
   const targetTagName = 'example';
 
   const functionExamples = _.filter(jsdoc.tags, {
     tag: targetTagName
   });
 
-  if (options.avoidExampleOnConstructors && (
+  if (avoidExampleOnConstructors && (
     utils.hasATag([
       'class',
       'constructor'

src/rules/requireReturns.js

@@ -54,10 +54,10 @@ export default iterateJsdoc(({
     return;
   }
 
-  const options = context.options[0] || {
-    forceRequireReturn: false,
-    forceReturnsWithAsync: false
-  };
+  const {
+    forceRequireReturn = false,
+    forceReturnsWithAsync = false
+  } = context.options[0] || {};
 
   const tagName = utils.getPreferredTagName('returns');
   if (!tagName) {
@@ -73,7 +73,7 @@ export default iterateJsdoc(({
   const [tag] = tags;
   const missingReturnTag = typeof tag === 'undefined' || tag === null;
   if (missingReturnTag &&
-    ((utils.isAsync() && !utils.hasReturnValue(true) ? options.forceReturnsWithAsync : utils.hasReturnValue()) || options.forceRequireReturn)
+    ((utils.isAsync() && !utils.hasReturnValue(true) ? forceReturnsWithAsync : utils.hasReturnValue()) || forceRequireReturn)
   ) {
     report(`Missing JSDoc @${tagName} declaration.`);
   }

src/rules/validTypes.js

@@ -12,10 +12,10 @@ export default iterateJsdoc(({
 }) => {
   warnRemovedSettings(context, 'valid-types');
 
-  const options = context.options[0] || {
-    allowEmptyNamepaths: true,
-    checkSeesForNamepaths: false
-  };
+  const {
+    allowEmptyNamepaths = true,
+    checkSeesForNamepaths = false
+  } = context.options[0] || {};
 
   if (!jsdoc.tags) {
     return;
@@ -75,8 +75,8 @@ export default iterateJsdoc(({
 
         validTypeParsing(thatNamepath);
       }
-    } else if (utils.isNamepathTag(tag.tag, options.checkSeesForNamepaths)) {
-      if (utils.passesEmptyNamepathCheck(tag, options.allowEmptyNamepaths)) {
+    } else if (utils.isNamepathTag(tag.tag, checkSeesForNamepaths)) {
+      if (utils.passesEmptyNamepathCheck(tag, allowEmptyNamepaths)) {
         return;
       }
       validTypeParsing(tag.name, tag.tag);