append prepend

.gitignore

@@ -1 +1 @@
-node_modules 
+node_modules

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023 Basis
+Copyright (c) 2023-2024 Basis
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -111,14 +111,16 @@ round2(n)
 
 #### array
 ```js
-append(a = [])
+append(a, add)
+appendShallow(a, ...add)
 array(a = [])
 countBy(a, k)
 fields(columns, ...add)
 groupBy(a, k, v)
 indexBy(a, k, v)
 partition(a, fn)
-prepend(a = [])
+prepend(a, add)
+prependShallow(a, ...add)
 remove(a, v, all)
 transform(a, fn, buf = [])
 uniq(a)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "helpers",
-  "version": "0.1.1",
+  "version": "0.1.3",
   "description": "shared javascript toolkit",
   "type": "module",
   "exports": {

src/append.js

@@ -1,17 +1,30 @@
 import { nativeIsArray } from 'underscore/modules/_setup.js';
 import { array } from './array';
 
+/**
+ * Append array to array
+ */
+export function append(a, add) {
+  for (var i = 0; i < add.length; i++) {
+    a.push(add[i]);
+  }
+
+  return a;
+}
+
 /**
  * Append arguments to shallow array
  */
-export function append(a) {
+export function appendShallow(a) {
   a = array(a);
 
   for (var i = 1; i < arguments.length; i++) {
     var item = arguments[i];
 
     if (nativeIsArray(item)) {
-      append(a, ...item);
+      for (var j = 0; j < item.length; j++) {
+        appendShallow(a, item[j]);
+      }
     }
     else {
       a.push(item);

src/fields.js

@@ -1,4 +1,4 @@
-import { append } from './append';
+import { appendShallow } from './append';
 import { uniq } from './uniq';
 
 /**
@@ -8,7 +8,7 @@ export function fields(columns, ...add) {
   var buf = [];
 
   _fields(columns, buf);
-  append(buf, add);
+  appendShallow(buf, add);
 
   return uniq(buf);
 }

src/prepend.js

@@ -1,17 +1,30 @@
 import { nativeIsArray } from 'underscore/modules/_setup.js';
 import { array } from './array';
 
+/**
+ * Unshift array to array
+ */
+export function prepend(a, add) {
+  for (var i = add.length - 1; i >= 0; i--) {
+    a.unshift(add[i]);
+  }
+
+  return a;
+}
+
 /**
  * Unshift arguments to shallow array
  */
-export function prepend(a) {
+export function prependShallow(a) {
   a = array(a);
 
   for (var i = arguments.length - 1; i > 0; i--) {
     var item = arguments[i];
 
     if (nativeIsArray(item)) {
-      prepend(a, ...item);
+      for (var j = item.length - 1; j >= 0; j--) {
+        prependShallow(a, item[j]);
+      }
     }
     else {
       a.unshift(item);