fix(webpack): add uniq jsonpFunction for each entry

lib/utils/webpack.js

@@ -4,6 +4,7 @@ const webpack = require('webpack');
 const HtmlWebpackPlugin = require('html-webpack-plugin');
 const { BundleAnalyzerPlugin } = require('webpack-bundle-analyzer');
 const clone = require('clone');
+const { pascalCase } = require('change-case');
 const { getTagHTMLFromEntry } = require('./tags');
 const { getBuildDir, MODULE_NAME, getDefaultWebpackOutputOptions } = require('./index');
 
@@ -39,7 +40,6 @@ function build (webpackConfigs, nuxt) {
     return Promise.all(Object.keys(releases).map((name) => {
       const content = JSON.stringify(releases[String(name)]);
       const filepath = path.resolve(getBuildDir(nuxt), name, 'release.json');
-      // eslint-disable-next-line security/detect-non-literal-fs-filename
       return fsExtra.writeFile(filepath, content, 'utf-8');
     }));
   }).catch((err) => {
@@ -123,7 +123,8 @@ async function getWebpackConfig (entryName, nuxt, config, options) {
     output: Object.assign(output, {
       filename: resolveFilename(filename, config, options),
       chunkFilename: resolveFilename(chunkFilename, config, options),
-      path: buildDir
+      path: buildDir,
+      jsonpFunction: getJsonPFunctionName(entryName)
     }),
     optimization: {
       runtimeChunk: false
@@ -136,6 +137,10 @@ async function getWebpackConfig (entryName, nuxt, config, options) {
   }), { client: !isModernBuild, modern: isModernBuild });
 }
 
+function getJsonPFunctionName (entryName) {
+  return 'webpackJsonpNuxtCustomElements' + pascalCase(entryName);
+}
+
 function resolveFilename (filename, config, options) {
   if (typeof filename === 'function') {
     return filename(config, options);