expander - npm Package Compare versions

Comparing version 0.2.1 to 0.2.2

lib/expander.js

@@ -34,2 +34,8 @@ /*
 
+// set a heuristic indicating the method should be expanded
+expander.fn = function(method) {
+  method.__expanderFn__ = true;
+  return method;
+};
+
 // recursively expand a string until it doesn't contain any template strings
@@ -70,3 +76,5 @@ expander.stringExpand = function (data, lookup) {
 expander.process = function (data, lookup) {
-  if(_.isString(lookup)) {
+  if(_.isFunction(lookup) && lookup.__expanderFn__ === true) {
+    return lookup.call(this, data);
+  } else if(_.isString(lookup)) {
     return expander.stringExpand(data, lookup);
@@ -73,0 +81,0 @@ } else if(_.isArray(lookup)) {

package.json

 {
   "name": "expander",
   "description": "Expand template strings in declarative configurations.",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "homepage": "https://github.com/tkellen/expander",
@@ -6,0 +6,0 @@ "author": {

README.md

@@ -8,3 +8,3 @@ # expander [![Build Status](https://secure.travis-ci.org/tkellen/node-expander.png?branch=master)](http://travis-ci.org/tkellen/node-expander)
 ```js
-var expander = require('expander');
+var expander = require('./lib/expander');
 
@@ -27,18 +27,10 @@ var data = {
   interpolatedRecursiveRef: 'test <%= keyRef %>',
-
-  _key: 'value',
-  _keyRef: '${_key}',
-  _recursiveKeyRef: '${_keyRef}',
-  _arrayRef: ['test', '${_key}'],
-  _recursiveArrayRef: ['test', '${_arrayRef}'],
-  _obj: {
-    _keyRef: '${_key}',
-    _recursiveKeyRef: '${_keyRef}',
-    _arrayRef: ['test', '${_key}'],
-    _recursiveArrayRef: ['test', '${_arrayRef}']
-  },
-  _dotRef: '${ _obj._keyRef }',
-  _objRef: '${_obj}',
-  _interpolated: 'test ${ _key}',
-  _interpolatedRecursiveRef: 'test ${_keyRef }'
+  methodRef: expander.fn(function (config) {
+    // config is the entire config
+    return config.key;
+  }),
+  methodRefContext: expander.fn(function (config) {
+    // this is a reference to expander
+    return this.get(config, 'keyRef');
+  })
 };
@@ -64,2 +56,4 @@
 expander.get(data, 'interpolatedRecursiveRef'); // test value
+expander.get(data, 'methodRef'); // value
+expander.get(data, 'methodRefContext'); // value
 ```
@@ -69,4 +63,5 @@
 
+* 2013-12-15 - v0.2.2 - support auto expansion of functions
 * 2013-11-21 - v0.2.1 - support ${value} strings
 * 2013-11-08 - v0.2.0 - correctly handle recursively interpolated values
 * 2013-11-05 - v0.1.0 - initial release

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Improved metrics

Total package byte prevSize

7625

increased by2.71%

Lines of code

92

increased by8.24%

Worsened metrics

Number of lines in readme file

63

decreased by-7.35%

No dependency changes