json2csv - npm Package Compare versions

Comparing version 5.0.3 to 5.0.4

CHANGELOG.md

@@ -5,2 +5,9 @@ # Changelog
 
+### [5.0.4](https://github.com/zemirco/json2csv/compare/v5.0.3...v5.0.4) (2020-11-10)
+
+
+### Bug Fixes
+
+* Fix issue with unwind and empty arrays creating an extra column ([#496](https://github.com/zemirco/json2csv/issues/496)) ([0b331fc](https://github.com/zemirco/json2csv/commit/0b331fc3ad345f8062abe60f64cb3b43dad30fb0))
+
 ### [5.0.3](https://github.com/zemirco/json2csv/compare/v5.0.2...v5.0.3) (2020-09-24)
@@ -7,0 +14,0 @@

lib/transforms/unwind.js

 
 const lodashGet = require('lodash.get');
-const { setProp, flattenReducer } = require('../utils');
+const { setProp, unsetProp, flattenReducer } = require('../utils');
 
@@ -45,3 +45,3 @@ function getUnwindablePaths(obj, currentPath) {
         if (!unwindArray.length) {
-          return setProp(row, unwindPath, undefined);
+          return unsetProp(row, unwindPath);
         }
@@ -48,0 +48,0 @@

lib/utils.js

@@ -9,7 +9,25 @@ 'use strict';
   const pathArray = Array.isArray(path) ? path : path.split('.');
-  const key = pathArray[0];
-  const newValue = pathArray.length > 1 ? setProp(obj[key] || {}, pathArray.slice(1), value) : value;
+  const [key, ...restPath] = pathArray;
+  const newValue = pathArray.length > 1 ? setProp(obj[key] || {}, restPath, value) : value;
   return Object.assign({}, obj, { [key]: newValue });
 }
 
+function unsetProp(obj, path) {
+  const pathArray = Array.isArray(path) ? path : path.split('.');
+  const [key, ...restPath] = pathArray;
+
+  if (typeof obj[key] !== 'object') {
+    // This will never be hit in the current code because unwind does the check before calling unsetProp
+    /* istanbul ignore next */
+    return obj;
+  }
+
+  if (pathArray.length === 1) {
+    delete obj[key];
+    return obj;
+  }
+
+  return unsetProp(obj[key], restPath);
+}
+
 function flattenReducer(acc, arr) {
@@ -45,4 +63,5 @@ try {
   setProp,
+  unsetProp,
   fastJoin,
   flattenReducer
 };

package.json

 {
   "name": "json2csv",
-  "version": "5.0.3",
+  "version": "5.0.4",
   "description": "Convert JSON to CSV",
@@ -5,0 +5,0 @@ "keywords": [

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Improved metrics

Total package byte prevSize

379769

increased by0.72%

Lines of code

9382

increased by0.78%

No dependency changes