chore: ie8兼容

src/core/platform/web/function.js

@@ -105,6 +105,10 @@ _.extend(BI, {
             humpString = [],
             htmlStyle = document.documentElement.style,
             _toHumb = function (string) {
+                if (!BI.isString(string)) {
+                    return "";
+                }
+
                 return string.replace(/-(\w)/g, function ($0, $1) {
                     return $1.toUpperCase();
                 });

webpack/webpack.common.js

@@ -10,7 +10,16 @@ module.exports = {
         fineui: [
             ...isBuilt4IE8
                 ? [
-                    "core-js",
+                    "core-js/features/object/define-property",
+                    "core-js/features/object/create",
+                    "core-js/features/object/assign",
+                    "core-js/features/array/for-each",
+                    "core-js/features/array/index-of",
+                    "core-js/features/function/bind",
+                    "core-js/features/promise",
+                    "core-js/features/object/get-own-property-symbols",
+                    "core-js/features/string/replace",
+                    // "core-js",
                 ]
                 : [
                     "@babel/polyfill",