fix(core): update

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@pushrocks/smartfile',
-  version: '10.0.2',
+  version: '10.0.3',
   description: 'offers smart ways to work with files in nodejs'
 }

ts/smartfile.classes.smartfile.ts

@@ -242,4 +242,9 @@ export class Smartfile extends plugins.smartjson.Smartjson {
     const oldFileName = this.parsedPath.base;
     this.path = this.path.replace(new RegExp(oldFileName + '$'), fileNameArg);
   }
+
+  public async editContentAsString(editFuncArg: (fileStringArg: string) => Promise<string>) {
+    const newFileString = await editFuncArg(this.contentBuffer.toString());
+    this.contentBuffer = Buffer.from(newFileString);
+  }
 }