Add decoration. Closes #11

lib/index.js

@@ -70,6 +70,37 @@ internals.Boom.prototype.reformat = function () {
 };
 
 
+// Return custom keys added to the error root or response.payload
+
+internals.Boom.prototype.decorations = function () {
+
+    var decoration = {};
+
+    var rootKeys = Object.keys(this);
+    for (var i = 0, il = rootKeys.length; i < il; ++i) {
+        var key = rootKeys[i];
+        if (typeof this[key] !== 'function' &&
+            key[0] !== '_' &&
+            ['isBoom', 'response', 'message'].indexOf(key) === -1) {
+
+            decoration[key] = this[key];
+        }
+    }
+
+    var responseKeys = Object.keys(this.response.payload);
+    for (i = 0, il = responseKeys.length; i < il; ++i) {
+        var key = responseKeys[i];
+        if (['code', 'error', 'message'].indexOf(key) === -1) {
+
+            decoration.response = decoration.response || {};
+            decoration.response[key] = this.response.payload[key];
+        }
+    }
+
+    return decoration;
+};
+
+
 // 4xx Client Errors
 
 internals.Boom.badRequest = function (message) {

package.json

@@ -1,7 +1,7 @@
 {
   "name": "boom",
   "description": "HTTP-friendly error objects",
-  "version": "1.0.2",
+  "version": "1.1.0",
   "repository": "git://github.com/spumko/boom",
   "main": "index",
   "keywords": [

test/index.js

@@ -39,6 +39,24 @@ describe('Boom', function () {
         done();
     });
 
+    describe('#decorations', function () {
+
+        it('returns custom members', function (done) {
+
+            var error = Boom.badRequest('Custom');
+            error.a1 = 'Have an A1 day';
+            error.response.payload.walt = 'heisenberg';
+
+            expect(error.decorations()).to.deep.equal({
+                a1: 'Have an A1 day',
+                response: {
+                    walt: 'heisenberg'
+                }
+            });
+            done();
+        });
+    });
+
     describe('#isBoom', function () {
 
         it('returns true for Boom object', function (done) {