resources/css/components/formValidErr.css

@@ -0,0 +1,15 @@
+@import url('./../variables.css');
+
+#form-valid-err-container{
+
+  background: red;
+  padding: 5px;
+  border-radius: 5px;
+
+  &.form-valid-err--hide{
+    display: none;
+  }
+  &.form-valid-err--visible{
+    display: block;
+  }
+}

resources/js/components/formValidErr/FormValidErr.tsx

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+import React, { useEffect, useState } from "react";
+
+/**
+ * Объект с данными для отображения в блоке с ошибками
+ */
+export interface FormValidErrObject
+{
+  fieldName: string | null,
+  fieldErrors: string[] | []
+}
+
+export default function FormValidErr ( {visible, validErrorsObj}: {visible: boolean, validErrorsObj: FormValidErrObject[]} ) 
+{
+  const [blockVisible, setBlockVisible] = useState<boolean>(false);
+  useEffect ( () => {
+    setBlockVisible(visible)
+  }, [visible]);
+  return (
+    <div id="form-valid-err-container" className={`form-valid-err--${blockVisible ? "visible" : 'hide'}`}>
+      <ul>
+      { validErrorsObj.map( (validErrObj: FormValidErrObject, index: number) => (
+        <li key={index}>
+          <b>{ validErrObj.fieldName }</b>: 
+          <span>{ validErrObj.fieldErrors }</span>
+        </li>
+      )) }
+      </ul>
+    </div>
+  )
+}