feat: use jsonparse for ND-JSON instead of the custom made implementation

Author: juanjoDiaz

lib/JSON2CSVTransform.js

@@ -19,8 +19,6 @@ class JSON2CSVTransform extends Transform {
 
     if (this._readableState.objectMode) {
       this.initObjectModeParse();
-    } else if (this.opts.ndjson) {
-      this.initNDJSONParse();
     } else {
       this.initJSONParser();
     }
@@ -52,47 +50,6 @@ class JSON2CSVTransform extends Transform {
     };
   }
 
-  /**
-   * Init the transform with a parser to process NDJSON data.
-   * It maintains a buffer of received data, parses each line
-   * as JSON and send it to `pushLine for processing.
-   */
-  initNDJSONParse() {
-    const transform = this;
-
-    this.parser = {
-      _data: '',
-      write(chunk) {
-        this._data += chunk.toString();
-        const lines = this._data
-          .split('\n')
-          .map(line => line.trim())
-          .filter(line => line !== '');
-
-        let pendingData = false;
-        lines
-          .forEach((line, i) => {
-            try {
-              transform.pushLine(JSON.parse(line));
-            } catch(e) {
-              if (i === lines.length - 1) {
-                pendingData = true;
-              } else {
-                e.message = `Invalid JSON (${line})`
-                transform.emit('error', e);
-              }
-            }
-          });
-        this._data = pendingData
-          ? this._data.slice(this._data.lastIndexOf('\n'))
-          : '';
-      },
-      getPendingData() {
-        return this._data;
-      }
-    };
-  }
-  
   /**
    * Init the transform with a parser to process JSON data.
    * It maintains a buffer of received data, parses each as JSON