add all frontend files

node_modules/@rc-component/async-validator/es/rule/whitespace.js

@@ -0,0 +1,19 @@
+import { format } from "../util";
+
+/**
+ *  Rule for validating whitespace.
+ *
+ *  @param rule The validation rule.
+ *  @param value The value of the field on the source object.
+ *  @param source The source object being validated.
+ *  @param errors An array of errors that this rule may add
+ *  validation errors to.
+ *  @param options The validation options.
+ *  @param options.messages The validation messages.
+ */
+var whitespace = function whitespace(rule, value, source, errors, options) {
+  if (/^\s+$/.test(value) || value === '') {
+    errors.push(format(options.messages.whitespace, rule.fullField));
+  }
+};
+export default whitespace;