refactor: remove unnecessary let declaration

Author: pvdlg

index.js

@@ -42,14 +42,13 @@ async function verifyConditions(pluginConfig, context) {
 }
 
 async function prepare(pluginConfig, context) {
-  let pkg;
   const errors = verified ? [] : verifyNpmConfig(pluginConfig);
 
   setLegacyToken(context);
 
   try {
     // Reload package.json in case a previous external step updated it
-    pkg = await getPkg(pluginConfig, context);
+    const pkg = await getPkg(pluginConfig, context);
     if (!verified && pluginConfig.npmPublish !== false && pkg.private !== true) {
       await verifyNpmAuth(pluginConfig, pkg, context);
     }

lib/get-pkg.js

@@ -4,26 +4,19 @@ const AggregateError = require('aggregate-error');
 const getError = require('./get-error');
 
 module.exports = async ({pkgRoot}, {cwd}) => {
-  const errors = [];
-  let pkg;
-
   try {
-    pkg = await readPkg({cwd: pkgRoot ? path.resolve(cwd, String(pkgRoot)) : cwd});
+    const pkg = await readPkg({cwd: pkgRoot ? path.resolve(cwd, String(pkgRoot)) : cwd});
 
     if (!pkg.name) {
-      errors.push(getError('ENOPKGNAME'));
+      throw getError('ENOPKGNAME');
     }
+
+    return pkg;
   } catch (error) {
     if (error.code === 'ENOENT') {
-      errors.push(getError('ENOPKG'));
+      throw new AggregateError([getError('ENOPKG')]);
     } else {
-      errors.push(error);
+      throw new AggregateError([error]);
     }
   }
-
-  if (errors.length > 0) {
-    throw new AggregateError(errors);
-  }
-
-  return pkg;
 };