lowdb - npm Package Compare versions

Comparing version 0.8.1 to 0.9.0

package.json

 {
   "name": "lowdb",
-  "version": "0.8.1",
+  "version": "0.9.0",
   "description": "Flat JSON file database",
@@ -44,4 +44,4 @@ "keywords": [
     "standard": "^4.0.1",
-    "underscore-db": "^0.8.0"
+    "underscore-db": "^0.9.0"
   }
 }

README.md

@@ -33,4 +33,4 @@ # lowdb [![NPM version](https://badge.fury.io/js/lowdb.svg)](http://badge.fury.io/js/lowdb) [![Build Status](https://travis-ci.org/typicode/lowdb.svg?branch=master)](https://travis-ci.org/typicode/lowdb)
 ```bash
-npm install lowdb --save 
-````
+npm install lowdb --save
+```
 
@@ -69,9 +69,12 @@ ## Features
 
-__low.mixin(source)__
+__low.stringify(obj)__ and __low.parse(str)__
 
-Use it to extend lodash globally with your own utility functions or third-party libraries.
+Overwrite these methods to customize JSON stringifying and parsing.
 
+__db.mixin(source)__
+
+Use it to extend db with your own utility functions or third-party libraries.
+
 ```javascript
-// Must be called before calling db('songs') for functions to be available.
-low.mixin({
+db.mixin({
   second: function(array) {
@@ -86,6 +89,2 @@ return array[1]
 
-__low.stringify(obj)__ and __low.parse(str)__
-
-Overwrite these methods to customize JSON stringifying and parsing.
-
 __db.object__
@@ -183,8 +182,8 @@
 ```javascript
-low.mixin(require('underscore-db'))
-
 var db = low('db.json')
 
+db.mixin(require('underscore-db'))
+
 var songId = db('songs').insert({ title: 'low!' }).id
-var song   = db('songs').get(songId)
+var song   = db('songs').getById(songId)
 ```
@@ -191,0 +190,0 @@

src/index.js

@@ -1,35 +0,4 @@
-var _ = require('lodash')
+var lodash = require('lodash')
 var disk = require('./disk')
 
-// Returns a lodash chain that calls cb() just after .value()
-//
-// For example:
-// lodashChain(array, cb).method().method().value()
-//
-// is the same as:
-// _.chain(array).method().method().value(); cb()
-function lodashChain (array, cb) {
-  var chain = _.chain(array)
-
-  function addCallbackOnValue (c) {
-    c.value = _.flow(c.value, function (arg) {
-      cb()
-      return arg
-    })
-  }
-
-  addCallbackOnValue(chain)
-
-  _.functions(chain)
-    .forEach(function (method) {
-      chain[method] = _.flow(chain[method], function (arg) {
-        var isChain = _.isObject(arg) && arg.__chain__
-        if (isChain) addCallbackOnValue(arg)
-        return arg
-      })
-    })
-
-  return chain
-}
-
 // Returns a lodash chain that calls .value() and cb()
@@ -43,3 +12,3 @@ // automatically after the first .method()
 // _.chain(array).method().value(); cb()
-function lowChain (array, cb) {
+function lowChain (_, array, cb) {
   var chain = _.chain(array)
@@ -60,3 +29,4 @@
 function low (file, options) {
-  var checksum
+  // Create a fresh copy of lodash
+  var _ = lodash.runInContext()
 
@@ -68,5 +38,17 @@ options = _.assign({
 
+  // Modify value function to call save before returning result
+  var value = _.prototype.value
+  _.prototype.value = function () {
+    var res = value.apply(this, arguments)
+    save()
+    return res
+  }
+
+  // db.object checksum
+  var checksum
+
   function save () {
     if (file && options.autosave) {
       var str = low.stringify(db.object)
+      // Don't write if there's no changes
       if (str === checksum) return
@@ -87,5 +69,5 @@ checksum = str
 
-    var short = lowChain(array, save)
+    var short = lowChain(_, array, save)
     short.chain = function () {
-      return lodashChain(array, save)
+      return _.chain(array)
     }
@@ -105,2 +87,6 @@ return short
 
+  db.mixin = function (arg) {
+    _.mixin(arg)
+  }
+
   db.object = {}
@@ -126,6 +112,2 @@
 
-low.mixin = function (arg) {
-  _.mixin(arg)
-}
-
 low.stringify = function (obj) {
@@ -132,0 +114,0 @@ return JSON.stringify(obj, null, 2)

No alert changes

Worsened metrics

Total package byte prevSize

10164

decreased by-4.1%

Lines of code

118

decreased by-11.28%

Number of lines in readme file

230

decreased by-0.43%

No dependency changes