feat: remove slate and lodash packages

package.json

@@ -49,7 +49,6 @@
   },
   "dependencies": {
     "array-flat-polyfill": "^1.0.1",
-    "lodash": "^4.17.21",
     "lodash.clonedeep": "^4.5.0",
     "lodash.flatten": "^4.4.0",
     "lodash.isempty": "^4.4.0",
@@ -58,7 +57,6 @@
     "lodash.isplainobject": "^4.0.6",
     "lodash.isundefined": "^3.0.1",
     "lodash.kebabcase": "^4.1.1",
-    "slate": "^0.103.0",
     "uuid": "^8.3.2"
   },
   "files": [

src/jsonToMarkdown.tsx

@@ -1,6 +1,6 @@
 import {IJsonToMarkdownElementTags, IJsonToMarkdownTextTags} from './types'
-import {cloneDeep} from 'lodash'
-import {Node} from 'slate'
+import cloneDeep from "lodash/cloneDeep"
+import { getString } from './utils/jsx'
 
 let listTypes = ['ol', 'ul']
 const elementsToAvoidWithinMarkdownTable = ['ol', 'ul', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'blockquote', 'code', 'reference', 'img', 'fragment']
@@ -231,7 +231,7 @@ export const jsonToMarkdownSerializer = (jsonValue: any): string => {
     }
     if(jsonValue['type'] === 'td' || jsonValue['type'] === 'th') {
       let NonAllowedTableChild = Array.from(jsonValue['children']).find((child: any) => elementsToAvoidWithinMarkdownTable.includes(child.type))
-      if(NonAllowedTableChild) children = Node.string(jsonValue)
+      if(NonAllowedTableChild) children = getString(jsonValue)
     }
     return ELEMENT_TYPES[jsonValue['type']](jsonValue['attrs'], children)
   }  

src/utils/jsx.ts

@@ -177,4 +177,15 @@ function isNode(value: any){
     isText(value) || isElement(value) 
     // || Editor.isEditor(value) // // value cannot be editor
   )
+}
+
+/**
+ * Returns string for the specified node
+ */
+export function getString(node: any): string {
+  if (isText(node)) {
+    return node.text
+  } else {
+    return node.children.map(getString).join('')
+  }
 }