libnested - npm Package Compare versions

Comparing version 1.1.0 to 1.2.1

index.js

@@ -5,5 +5,5 @@ function isObject (o) {
 
-function get (obj, path) {
+function get (obj, path, dft) {
   for(var i = 0; i < path.length; i++) {
-    if(null == (obj = obj[path[i]])) return obj
+    if(null == (obj = obj[path[i]])) return dft
   }
@@ -14,3 +14,3 @@ return obj
 function set (obj, path, value) {
-  if(!obj) throw new Error('must be a an object')
+  if(!obj) throw new Error('libnested.set: first arg must be an object')
   for(var i = 0; i < path.length; i++)
@@ -26,9 +26,9 @@ if(i === path.length - 1)
 
-function each (obj, iter, _a) {
-  _a = _a || []
+function each (obj, iter, path) {
+  path = path || []
   for(var k in obj) {
     if(isObject(obj[k])) {
-      if(false === each(obj[k], iter, _a.concat(k))) return false
+      if(false === each(obj[k], iter, path.concat(k))) return false
     } else {
-      if(false === iter(obj[k], _a.concat(k))) return false
+      if(false === iter(obj[k], path.concat(k))) return false
     }
@@ -39,16 +39,16 @@ }
 
-function map (obj, iter) {
-  var o = {}
-  each(obj, function (v, path) {
-    set(o, path, iter(v, path))
+function map (obj, iter, out) {
+  var out = out || {}
+  each(obj, function (val, path) {
+    set(out, path, iter(val, path))
   })
-  return o
+  return out
 }
 
 function paths (obj) {
-  var p = []
+  var out = []
   each(obj, function (_, path) {
-    p.push(path)
+    out.push(path)
   })
-  return p
+  return out
 }
@@ -61,4 +61,1 @@
 exports.paths = paths
-
-
-

package.json

 {
   "name": "libnested",
   "description": "",
-  "version": "1.1.0",
+  "version": "1.2.1",
   "homepage": "https://github.com/dominictarr/libnested",
@@ -6,0 +6,0 @@ "repository": {

README.md

@@ -15,5 +15,5 @@ # libnested
 
-### map (object, iter(value, path) => _value) => _object
+### map (object, iter(value, path) => nextValue, output) => output
 
-map over a nested object (depth first). A new object is returned, containing values returned by `iter`.
+map over a nested object (depth first). A new object is returned (unless `output` is given), containing values returned by `iter`.
 
@@ -24,6 +24,6 @@ ### paths (object) => [path...]
 
-### get(object, path) => value
+### get(object, path, default) => value
 
 get the `value` at `path` within object.
-if `path` does not exist in the `object`, return null.
+if `path` does not exist in the `object`, return `default`.
 
@@ -30,0 +30,0 @@ ### set(object, path, value)

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4664

increased by2.21%

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1

increased byInfinity%

No dependency changes