map-config
v0.5.0
Published
Map configuration objects to application methods.
Downloads
144,284
Readme
map-config
Map configuration objects to application methods.
Install
Install with npm:
$ npm i map-config --save
Usage
var MapConfig = require('map-config');
API
MapConfig
Create a new instance of MapConfig with a specified map and application.
Params
app
{Object}: Object containing the methods that will be called based on the map specification.map
{Object}: Optional object specifying how to map a configuration to an application.
Example
var mapper = new MapConfig(app, map);
.map
Map properties to methods and/or functions.
Params
key
{String}: property key to map.val
{Function|Object}: Optional function to call when a config has the given key. Functions will be passed(val, key, config)
when called. Functions may also take a callback to indicate async usage. May also pass another instance of MapConfig to be processed.returns
{Object}this
: to enable chaining
Example
mapper
.map('baz')
.map('bang', function(val, key, config) {
});
.alias
Create an alias
for property key
.
Params
alias
{String}: Alias to use forkey
.key
{String}: Actual property or method onapp
.returns
{Object}: Returns the instance for chaining.
Example
mapper.alias('foo', 'bar');
.process
Process a configuration object with the already configured map
and app
.
Params
config
{Object}: Configuration object to map to application methods.cb
{Function}: Optional callback function that will be called when finished or if an error occurs during processing.
Example
mapper.process(config);
.addKey
Add a key to the .keys
array. May also be used to add an array of namespaced keys to the .keys
array. Useful for mapping "sub-configs" to a key in a parent config.
Params
key
{String}: key to push onto.keys
arr
{Array}: Array of sub keys to push onto.keys
returns
{Object}this
: for chaining
Example
mapper.addKey('foo');
console.log(mapper.keys);
//=> ['foo']
var one = new MapConfig();
var two = new MapConfig();
two.map('foo');
two.map('bar');
two.map('baz');
// map config `two` to config `one`
one.map('two', function(val, key, config, next) {
two.process(val, next);
});
// map keys from config `two` to config `one`
one.addKey('two', two.keys);
console.log(one.keys);
//=> ['two.foo', 'two.bar', 'two.baz']
Related projects
- assemble: Assemble is a powerful, extendable and easy to use static site generator for node.js. Used… more | homepage
- generate: Fast, composable, highly extendable project generator with a user-friendly and expressive API. | homepage
- templates: System for creating and managing template collections, and rendering templates with any node.js template engine.… more | homepage
- update: Easily keep anything in your project up-to-date by installing the updaters you want to use… more | homepage
- verb: Documentation generator for GitHub projects. Verb is extremely powerful, easy to use, and is used… more | homepage
Running tests
Install dev dependencies:
$ npm i -d && npm test
Contributing
Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
Author
Brian Woodward
License
Copyright © 2016 Brian Woodward Released under the MIT license.
This file was generated by verb, v0.1.0, on February 23, 2016.